Question 1
Which of the following bisphosphonates has the lowest antiresorptive activity?
A) Alendronate
B) Zoledronic Acid
C) Etidronate
D) Risedronate
E) Pamidronate
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Correct Answer: C) Etidronate
Explanation: Etidronate is a first-generation bisphosphonate with the lowest antiresorptive activity, used primarily when patients cannot tolerate more potent bisphosphonates.
Question 2
Which of the following is a serious side effect associated with long-term bisphosphonate therapy?
A) Hypertension
B) Osteonecrosis of the jaw (ONJ)
C) Hypercalcemia
D) Seizures
E) Hair loss
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Correct Answer: B) Osteonecrosis of the jaw (ONJ)
Explanation: Osteonecrosis of the jaw is a rare but serious side effect associated with long-term bisphosphonate therapy, particularly in patients receiving intravenous formulations.
Question 3
Which of the following bisphosphonates is administered intravenously once yearly for the treatment of osteoporosis?
A) Alendronate
B) Pamidronate
C) Etidronate
D) Zoledronic Acid
E) Risedronate
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Correct Answer: D) Zoledronic Acid
Explanation: Zoledronic acid is given as a 5 mg IV infusion once yearly for the treatment of osteoporosis, providing potent antiresorptive effects.
Question 4
Which of the following is a contraindication to bisphosphonate therapy?
A) Hypertension
B) Hypocalcemia
C) Anemia
D) Hyperthyroidism
E) Liver disease
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Correct Answer: B) Hypocalcemia
Explanation: Bisphosphonates are contraindicated in patients with hypocalcemia until calcium levels are corrected due to the potential worsening of calcium deficiency.
Question 5
Which of the following is an important counseling point for patients taking oral bisphosphonates?
A) Take the medication with a meal to enhance absorption
B) Avoid lying down for at least 30 minutes after taking the medication
C) Take the medication at bedtime
D) Take the medication with milk to reduce gastrointestinal side effects
E) No dietary restrictions are necessary
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Correct Answer: B) Avoid lying down for at least 30 minutes after taking the medication
Explanation: Patients should avoid lying down for at least 30 minutes after taking oral bisphosphonates to reduce the risk of esophageal irritation and ulceration.
Question 6
A 72-year-old woman with osteoporosis is prescribed etidronate for bone density improvement. She is also taking calcium supplements. What advice should be provided regarding the administration of her calcium supplements during the etidronate therapy?
A) Take calcium supplements with etidronate to maximize bone density improvement
B) Avoid calcium supplements during the 2-week etidronate cycle and resume supplementation afterward
C) Take calcium supplements 1 hour before etidronate for better absorption
D) Calcium supplements are unnecessary when taking bisphosphonates
E) Take calcium supplements immediately after taking etidronate to reduce GI irritation
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Correct Answer: B) Avoid calcium supplements during the 2-week etidronate cycle and resume supplementation afterward
Explanation: Calcium supplements should be avoided during the 2-week cycle of etidronate to prevent interference with the drug’s absorption and action on bones. Calcium can be resumed after the cycle.
Question 7
A 65-year-old man is diagnosed with hypercalcemia. What hormone is most likely to be released in response to elevated calcium levels, and what is its primary effect?
A) Parathyroid hormone; increases bone resorption
B) Calcitonin; decreases bone resorption
C) Vitamin D; increases calcium absorption
D) Estrogen; increases calcium retention
E) Aldosterone; increases renal excretion of calcium
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Correct Answer: B) Calcitonin; decreases bone resorption
Explanation: Hypercalcemia stimulates the release of calcitonin from the thyroid gland, which acts to decrease bone resorption and lower calcium levels in the blood.
Question 8
A 55-year-old woman takes levothyroxine for hypothyroidism and calcium supplements for bone health. What advice should the pharmacist provide regarding the timing of her medications?
A) Take levothyroxine and calcium supplements together for better absorption
B) Take calcium supplements in the morning and levothyroxine at night
C) Separate the administration of levothyroxine and calcium supplements by at least two hours
D) Take both medications with food to avoid gastrointestinal side effects
E) There are no significant interactions between calcium supplements and levothyroxine
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Correct Answer: C) Separate the administration of levothyroxine and calcium supplements by at least two hours
Explanation: Calcium supplements can interfere with the absorption of levothyroxine, so it is essential to separate the administration of these medications by at least two hours.
Question 9
A 70-year-old woman takes calcium supplements and alendronate for osteoporosis. She asks her pharmacist if she should take vitamin D along with her calcium. What is the correct advice?
A) Vitamin D should not be taken with calcium, as it interferes with absorption
B) Vitamin D should be taken at least 2 hours after calcium
C) Vitamin D should be taken along with calcium to enhance absorption
D) Vitamin D should be avoided when taking alendronate
E) Vitamin D has no effect on calcium absorption
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Correct Answer: C) Vitamin D should be taken along with calcium to enhance absorption
Explanation: Vitamin D plays an essential role in increasing calcium absorption from the small intestines and can be taken with calcium supplements to enhance their effectiveness.
Question 10
A 65-year-old woman with osteoporosis is taking calcium supplements daily. She is also prescribed alendronate for her bone health. How should she schedule her medications for optimal absorption?
A) Take alendronate with calcium supplements first thing in the morning
B) Take alendronate first thing in the morning and calcium supplements with breakfast
C) Take calcium supplements and alendronate together with food
D) Take calcium supplements first thing in the morning and alendronate at night
E) Take alendronate and calcium supplements at the same time on an empty stomach
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Correct Answer: B) Take alendronate first thing in the morning and calcium supplements with breakfast
Explanation: Alendronate should be taken first thing in the morning on an empty stomach for optimal absorption. Calcium supplements should be taken at least two hours later to avoid interfering with the absorption of alendronate.
Question 11
A 60-year-old woman is concerned about her risk of osteoporosis after menopause. She is interested in starting estrogen therapy. How does estrogen help in the management of osteoporosis?
A) Estrogen enhances calcium excretion to reduce calcium buildup in bones
B) Estrogen decreases bone density but prevents fractures
C) Estrogen enhances calcium retention, slows bone loss, and helps treat osteoporosis
D) Estrogen decreases calcium absorption in the intestines, reducing fracture risk
E) Estrogen has no effect on bone health
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Correct Answer: C) Estrogen enhances calcium retention, slows bone loss, and helps treat osteoporosis
Explanation: Estrogen is effective in enhancing calcium retention, slowing bone loss, and treating osteoporosis, particularly in postmenopausal women.
Question 12
A 70-year-old man is diagnosed with osteoporosis and is advised to take calcium and vitamin D supplements. Why is it important for him to take both together?
A) Vitamin D prevents calcium-induced hypercalcemia
B) Vitamin D helps increase the absorption of calcium from the intestines
C) Vitamin D neutralizes the side effects of calcium supplements
D) Vitamin D helps reduce bone pain associated with calcium supplementation
E) Vitamin D prevents constipation caused by calcium supplements
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Correct Answer: B) Vitamin D helps increase the absorption of calcium from the intestines
Explanation: Vitamin D is essential for increasing calcium absorption from the small intestines, which is crucial for managing osteoporosis and preventing bone loss.
Question 13
A 68-year-old postmenopausal woman is concerned about her risk for osteoporosis. She asks her doctor about factors that could contribute to her condition. Which of the following is not a known risk factor for osteoporosis?
A) Chronic corticosteroid therapy
B) Early menopause
C) Obesity
D) Inadequate calcium and vitamin D intake
E) Age
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Correct Answer: C) Obesity
Explanation: Obesity is generally not considered a risk factor for osteoporosis. In fact, higher body weight can provide protective effects on bone density. Other factors like age, menopause, inadequate calcium and vitamin D intake, and chronic corticosteroid use increase osteoporosis risk.
Question 14
A 60-year-old woman asks her doctor if drinking alcohol in moderation will increase her risk of osteoporosis. What is the most appropriate response?
A) Alcohol intake in moderation is a significant risk factor for osteoporosis
B) Alcohol intake is more likely to cause osteoporosis than coffee consumption
C) Moderate alcohol intake is less likely to be a risk factor compared to smoking and corticosteroid therapy
D) Alcohol intake should be eliminated completely to prevent osteoporosis
E) Alcohol intake and coffee consumption carry equal risks for osteoporosis
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Correct Answer: C) Moderate alcohol intake is less likely to be a risk factor compared to smoking and corticosteroid therapy
Explanation: Moderate alcohol intake is less likely to contribute to osteoporosis compared to other factors such as smoking, a sedentary lifestyle, corticosteroid therapy, and excessive coffee consumption.
Question 15
A 55-year-old man is diagnosed with osteoporosis and is interested in exercises to improve his bone strength. Which of the following is least likely to help strengthen his bones?
A) Weightlifting
B) Running
C) Walking
D) Swimming
E) Jumping
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Correct Answer: D) Swimming
Explanation: Swimming is a non-impact exercise and is least likely to improve bone strength compared to weight-bearing exercises like walking, running, jumping, and weightlifting, which provide the necessary stress on bones to strengthen them.
Question 16
A 62-year-old man with osteoporosis is concerned about his risk factors. Which of the following is not considered a risk factor for osteoporosis?
A) Age
B) Malabsorption
C) Hypergonadism
D) High alcohol intake
E) Early menopause
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Correct Answer: C) Hypergonadism
Explanation: Hypergonadism is not a known risk factor for osteoporosis, whereas factors such as age, malabsorption, early menopause, and high alcohol intake can contribute to the development of osteoporosis.
Question 17
A 70-year-old woman with osteoporosis is advised to start calcium supplements. She is also taking omeprazole for GERD. Which calcium supplement is the best option for her?
A) Calcium carbonate
B) Calcium citrate
C) Calcium gluconate
D) Calcium lactate
E) Calcium phosphate
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Correct Answer: B) Calcium citrate
Explanation: Calcium citrate does not require an acidic environment for absorption, making it the best option for a patient on omeprazole, which reduces stomach acid. Calcium carbonate, on the other hand, requires an acidic environment for optimal absorption.
Question 18
A 65-year-old woman with a history of Crohn’s disease and an eating disorder is concerned about her bone health. Which of the following is not a risk factor for osteoporosis?
A) Crohn’s disease
B) Eating disorders
C) Gender (female)
D) Osteoarthritis
E) Rheumatoid arthritis
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Correct Answer: D) Osteoarthritis
Explanation: Osteoarthritis is not a risk factor for osteoporosis. Conditions such as eating disorders, Crohn’s disease, female gender, and rheumatoid arthritis are associated with an increased risk of osteoporosis.
Question 19
A 58-year-old man with osteoporosis asks about medications to prevent further bone loss. He has heard about raloxifene but is unsure if it is appropriate for him. Which of the following is the best response?
A) Raloxifene is used for osteoporosis prevention in both men and women
B) Raloxifene is only used for women, while bisphosphonates are more appropriate for men
C) Raloxifene is the first-line therapy for osteoporosis in men
D) Raloxifene is used in men to prevent both osteoporosis and cardiovascular disease
E) Raloxifene can be used in men with adequate calcium intake
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Correct Answer: B) Raloxifene is only used for women, while bisphosphonates are more appropriate for men
Explanation: Raloxifene is only used for osteoporosis prevention in women. Bisphosphonates, along with calcium and vitamin D supplements, are more appropriate treatments for osteoporosis in men.
Question 20
A 65-year-old postmenopausal woman is prescribed cholecalciferol as part of her osteoporosis treatment. What is the best description of cholecalciferol?
A) Vitamin A
B) Vitamin D3
C) Vitamin K
D) Vitamin B12
E) Vitamin D2
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Correct Answer: B) Vitamin D3
Explanation: Cholecalciferol is another name for vitamin D3, which is commonly prescribed to help with calcium absorption and bone health in the management of osteoporosis.
Question 21
A 65-year-old postmenopausal woman is prescribed alendronate 70 mg once weekly for osteoporosis treatment. Which of the following is the most appropriate instruction for her regarding administration?
A) Take alendronate with food to reduce GI upset
B) Take alendronate with a full glass of water at least 30 minutes before any food or beverages
C) Take alendronate right before bed to improve absorption
D) Take alendronate with calcium supplements to enhance efficacy
E) Take alendronate with a glass of milk to protect the stomach lining
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Correct Answer: B) Take alendronate with a full glass of water at least 30 minutes before any food or beverages
Explanation: Alendronate should be taken on an empty stomach with a full glass of water at least 30 minutes before any food, beverage, or other medications to ensure proper absorption and reduce the risk of esophageal irritation.
Question 22
A 70-year-old patient with severe osteoporosis is prescribed zoledronic acid 5 mg IV once yearly. Which of the following is the most important monitoring parameter during her treatment?
A) Blood pressure
B) Liver function tests
C) Serum calcium levels and renal function
D) Complete blood count
E) Weight monitoring
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Correct Answer: C) Serum calcium levels and renal function
Explanation: Zoledronic acid can cause hypocalcemia and renal impairment, especially in patients with pre-existing renal conditions. Monitoring serum calcium levels and renal function is essential during treatment.
Question 23
A 68-year-old man on bisphosphonate therapy for osteoporosis reports persistent thigh pain. X-rays reveal a transverse femoral fracture. What is the most likely cause of his symptoms?
A) Osteonecrosis of the jaw
B) Atypical femoral fracture due to long-term bisphosphonate use
C) Renal insufficiency
D) Gastrointestinal irritation from oral bisphosphonates
E) Esophageal ulceration
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Correct Answer: B) Atypical femoral fracture due to long-term bisphosphonate use
Explanation: Long-term use of bisphosphonates has been associated with an increased risk of atypical femoral fractures, particularly in the femoral shaft. Patients presenting with persistent thigh pain should be evaluated for this complication.
Question 24
A 60-year-old woman with osteoporosis is scheduled for invasive dental work. She is currently on alendronate therapy. Which of the following is a significant risk she should be counseled on regarding her upcoming procedure?
A) Increased risk of atrial fibrillation
B) Risk of osteonecrosis of the jaw (ONJ)
C) Increased risk of gastrointestinal bleeding
D) Risk of atypical femoral fractures
E) Risk of renal failure
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Correct Answer: B) Risk of osteonecrosis of the jaw (ONJ)
Explanation: Patients on bisphosphonate therapy, especially long-term, are at increased risk for osteonecrosis of the jaw (ONJ), particularly after invasive dental procedures. This risk should be discussed with the patient and her dental provider.
Question 25
A 65-year-old woman with osteoporosis has been on risedronate therapy for 7 years. Her doctor is considering a drug holiday due to her moderate fracture risk. What is the most appropriate recommendation regarding the duration of a drug holiday for this patient?
A) Continue risedronate without a break
B) A drug holiday of 1-3 years is recommended
C) Discontinue risedronate permanently
D) Switch to another bisphosphonate during the drug holiday
E) Reduce the dose of risedronate during the holiday
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Correct Answer: B) A drug holiday of 1-3 years is recommended
Explanation: For patients with moderate or low fracture risk who have been on bisphosphonate therapy for 5-10 years, a drug holiday of 1-3 years may be considered to reduce the risk of serious side effects, such as osteonecrosis of the jaw and atypical femoral fractures.
Question 26
A 58-year-old man is prescribed prednisone for an autoimmune condition. His doctor explains that long-term use of prednisone can lead to specific side effects. Which of the following is most likely to result from prolonged, high-dose prednisone use?
A) Increased muscle mass
B) Weight loss
C) Osteoporosis
D) Improved bone strength
E) Reduced risk of fractures
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Correct Answer: C) Osteoporosis
Explanation: Prolonged use of corticosteroids like prednisone can lead to osteoporosis by increasing bone resorption and reducing bone formation, thus increasing the risk of fractures.
Question 27
A 68-year-old woman with a history of corticosteroid use is concerned about her risk of osteoporosis. Which of the following factors is not a known risk factor for osteoporosis?
A) Prolonged corticosteroid use
B) Menopause
C) Being overweight
D) Smoking
E) Excessive alcohol intake
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Correct Answer: C) Being overweight
Explanation: Being overweight is generally not considered a risk factor for osteoporosis. In fact, higher body weight can contribute to greater bone density, reducing the risk of osteoporosis. Other factors like corticosteroid use, menopause, smoking, and alcohol intake increase osteoporosis risk.
Question 28
A 67-year-old woman asks her pharmacist about the recommended daily dose of calcium supplements for individuals over the age of 50. What is the most appropriate advice regarding calcium intake?
A) 500 mg daily
B) 800 mg daily
C) 1,000 mg daily
D) 1,200 mg daily
E) 1,500 mg daily
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Correct Answer: E) 1,500 mg daily
Explanation: The recommended daily dose of calcium supplements for individuals over the age of 50 is typically 1,200 to 1,500 mg daily to support bone health and prevent osteoporosis.
Question 29
A 55-year-old woman with osteoporosis is prescribed bisphosphonates for her condition. She asks about the dosing options available for her medication. Which of the following is not a common dosing frequency for bisphosphonates?
A) Weekly
B) Monthly
C) Annually
D) Biweekly
E) Once daily
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Correct Answer: D) Biweekly
Explanation: Bisphosphonates are available in various dosing frequencies, including weekly, monthly, and annually. However, biweekly dosing is not a standard option for bisphosphonate therapy.
Question 30
A 70-year-old woman is advised to take calcium supplements to prevent further bone loss due to osteoporosis. She is deciding between calcium carbonate and other forms of calcium supplements. Which option provides the most elemental calcium per dose?
A) Calcium citrate
B) Calcium gluconate
C) Calcium lactate
D) Calcium carbonate
E) Calcium phosphate
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Correct Answer: D) Calcium carbonate
Explanation: Calcium carbonate provides the highest amount of elemental calcium compared to other forms of calcium supplements, making it an effective option for individuals needing higher calcium intake.
Question 31
A 62-year-old postmenopausal woman is considering raloxifene for osteoporosis prevention. She has a history of hot flushes and hypertension but no history of thromboembolic events. What is the primary benefit of raloxifene for this patient?
A) Prevention of vertebral and non-vertebral fractures
B) Neuroprotection against degenerative diseases
C) Reduction in the risk of estrogen receptor-positive breast cancer
D) Reduction of hot flushes
E) Significant improvement in HDL and triglycerides
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Correct Answer: C) Reduction in the risk of estrogen receptor-positive breast cancer
Explanation: Raloxifene is beneficial in reducing the risk of estrogen receptor-positive breast cancer in postmenopausal women while also preventing vertebral fractures. However, it is not effective in reducing hot flushes and has a limited effect on non-vertebral fractures.
Question 32
A 65-year-old postmenopausal woman with a high risk of vertebral fractures is prescribed bezedoxifene for osteoporosis prevention. She also takes conjugated estrogen for menopausal symptoms. What is the primary advantage of this combination therapy?
A) It provides neuroprotection and reduces the risk of stroke
B) It prevents endometrial hyperplasia without the need for additional progestin
C) It significantly reduces the risk of thromboembolic events
D) It enhances HDL levels and reduces triglycerides
E) It eliminates the need for any other osteoporosis treatment
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Correct Answer: B) It prevents endometrial hyperplasia without the need for additional progestin
Explanation: Bezedoxifene, when combined with conjugated estrogen, helps manage menopausal symptoms while protecting against endometrial hyperplasia. This combination allows for effective therapy without the need for additional progestin.
Question 33
A 58-year-old woman with a history of thromboembolic events is considering starting raloxifene for osteoporosis prevention. Which of the following factors makes raloxifene an inappropriate choice for her?
A) Increased risk of hot flushes
B) Inability to reduce non-vertebral fractures
C) Risk of worsening lipid profiles
D) Increased risk of deep vein thrombosis and pulmonary embolism
E) Lack of breast cancer protection
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Correct Answer: D) Increased risk of deep vein thrombosis and pulmonary embolism
Explanation: Raloxifene increases the risk of thromboembolic events, including deep vein thrombosis and pulmonary embolism, making it unsuitable for patients with a history of such events.
Question 34
A 60-year-old postmenopausal woman is taking raloxifene for osteoporosis prevention. She is also prescribed cholestyramine for cholesterol management. What is the most important counseling point for this patient?
A) Cholestyramine will enhance the effects of raloxifene on bone density
B) Cholestyramine will reduce the absorption of raloxifene by up to 60%
C) Raloxifene will reduce the effectiveness of cholestyramine
D) Cholestyramine increases the risk of thromboembolic events with raloxifene
E) Both drugs should be taken together to maximize their benefits
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Correct Answer: B) Cholestyramine will reduce the absorption of raloxifene by up to 60%
Explanation: Cholestyramine can significantly reduce the absorption of raloxifene, leading to decreased efficacy. These medications should not be taken together, and appropriate timing or alternative treatments should be considered.
Question 35
A 64-year-old postmenopausal woman is interested in raloxifene to reduce her risk of vertebral fractures. She asks about the potential side effects. What is the most significant risk associated with raloxifene therapy in this patient?
A) Osteonecrosis of the jaw
B) Severe hot flushes
C) Atypical femoral fractures
D) Stroke, especially in women with predisposing cardiovascular risk factors
E) Gastrointestinal bleeding
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Correct Answer: D) Stroke, especially in women with predisposing cardiovascular risk factors
Explanation: Raloxifene has been associated with an increased risk of stroke, particularly in women with predisposing cardiovascular risk factors. This risk must be carefully considered when deciding on raloxifene therapy.
Question 36
A 70-year-old woman with osteoporosis is prescribed denosumab, a RANK ligand inhibitor, after failing bisphosphonate therapy. What is the mechanism of action of denosumab in the treatment of osteoporosis?
A) Inhibits osteoclast activity by binding to hydroxyapatite in bone
B) Increases osteoblast activity to enhance bone formation
C) Binds to RANK ligand, preventing its interaction with RANK on osteoclasts, thereby reducing bone resorption
D) Blocks estrogen receptors in bone, reducing osteoclast activity
E) Stimulates parathyroid hormone secretion to enhance calcium absorption
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Correct Answer: C) Binds to RANK ligand, preventing its interaction with RANK on osteoclasts, thereby reducing bone resorption
Explanation: Denosumab is a monoclonal antibody that binds to RANK ligand, preventing it from activating RANK on osteoclasts. This inhibition reduces osteoclast activity, decreasing bone resorption and increasing bone density.
Question 37
A 65-year-old woman with severe osteoporosis has been treated with denosumab for the past two years. She is concerned about long-term risks. What is a serious side effect associated with prolonged denosumab therapy?
A) Osteonecrosis of the jaw (ONJ)
B) Severe gastrointestinal irritation
C) Atypical femoral fractures
D) Stroke
E) Renal failure
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Correct Answer: A) Osteonecrosis of the jaw (ONJ)
Explanation: Osteonecrosis of the jaw (ONJ) is a serious but rare side effect associated with prolonged use of denosumab and other antiresorptive therapies, such as bisphosphonates. It is more common in patients undergoing invasive dental procedures.
Question 38
A 58-year-old postmenopausal woman is about to start denosumab therapy for osteoporosis. What is the recommended dosing schedule for denosumab in the treatment of osteoporosis?
A) Once daily
B) Once weekly
C) Once monthly
D) Once every 3 months
E) Once every 6 months
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Correct Answer: E) Once every 6 months
Explanation: Denosumab is administered as a subcutaneous injection every 6 months for the treatment of osteoporosis. This dosing schedule helps maintain bone density by continuously inhibiting RANK ligand-mediated osteoclast activation.
Question 39
A 62-year-old woman with osteoporosis is being treated with denosumab. She reports a recent dental extraction and is now experiencing jaw pain and swelling. What is the most likely diagnosis?
A) Osteonecrosis of the jaw (ONJ)
B) Acute osteomyelitis
C) Temporomandibular joint disorder
D) Gingivitis
E) Mandibular fracture
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Correct Answer: A) Osteonecrosis of the jaw (ONJ)
Explanation: Osteonecrosis of the jaw (ONJ) is a potential complication of denosumab therapy, especially following dental extractions or other invasive dental procedures. It presents as jaw pain, swelling, and exposed bone.
Question 40
A 70-year-old patient with osteoporosis has been receiving denosumab injections for 3 years. She asks about potential complications of discontinuing the drug. What is the primary risk after stopping denosumab therapy?
A) Decreased calcium absorption
B) Increased risk of gastrointestinal bleeding
C) Rapid bone loss and increased fracture risk
D) Hypocalcemia
E) Hypertension
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Correct Answer: C) Rapid bone loss and increased fracture risk
Explanation: Discontinuing denosumab can lead to rapid bone loss and an increased risk of vertebral fractures. Patients stopping denosumab therapy should be transitioned to another osteoporosis treatment to prevent these complications.
Question 41
Which of the following best describes the primary action of teriparatide in the treatment of osteoporosis?
A) Inhibition of osteoclast activity
B) Stimulation of osteoblast activity
C) Inhibition of bone resorption
D) Promotion of calcium absorption in the kidneys
E) Increase in vitamin D synthesis
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Correct Answer: B) Stimulation of osteoblast activity
Explanation: Teriparatide selectively stimulates osteoblast activity, promoting new bone formation, unlike antiresorptive agents that primarily reduce bone breakdown.
Question 42
Which of the following is a common side effect of teriparatide therapy?
A) Hypertension
B) Leg cramps
C) Visual disturbances
D) Alopecia
E) Weight gain
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Correct Answer: B) Leg cramps
Explanation: Leg cramps, along with nausea and dizziness, are common side effects associated with teriparatide therapy.
Question 43
For which of the following conditions is teriparatide therapy contraindicated?
A) Primary osteoporosis
B) Paget’s disease of bone
C) Glucocorticoid-induced osteoporosis
D) Osteopenia
E) Vitamin D deficiency
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Correct Answer: B) Paget’s disease of bone
Explanation: Teriparatide is contraindicated in patients with Paget’s disease of bone, a history of skeletal malignancy, or unexplained elevations of alkaline phosphatase levels.
Question 44
A 65-year-old woman is diagnosed with osteoporosis. She asks her doctor if her condition is caused by softening of her bones due to a lack of calcium. What is the best response?
A) Osteoporosis is primarily due to bone softening caused by calcium deficiency
B) Osteoporosis is not defined by bone softening; it involves decreased bone mass and strength
C) Osteoporosis results from a lack of calcium, leading to osteomalacia
D) Osteoporosis and osteomalacia are the same conditions
E) Osteoporosis is defined by the thickening of bones
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Correct Answer: B) Osteoporosis is not defined by bone softening; it involves decreased bone mass and strength
Explanation: Osteoporosis is characterized by reduced bone mass and strength, leading to an increased risk of fractures. It is distinct from osteomalacia, which involves bone softening due to calcium or vitamin D deficiency.
Question 45
Which of the following statements regarding the duration of teriparatide therapy is correct?
A) Teriparatide therapy should be limited to 6 months
B) Teriparatide therapy should be continued indefinitely as long as it is effective
C) Teriparatide therapy should not exceed 24 months over a patient’s lifetime
D) Teriparatide therapy can be used for up to 5 years
E) Teriparatide therapy duration depends on bone mineral density levels
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Correct Answer: C) Teriparatide therapy should not exceed 24 months over a patient’s lifetime
Explanation: Teriparatide therapy is limited to 24 months over a patient’s lifetime due to potential risks, including osteosarcoma.
Question 46
Which of the following monitoring parameters is most important for patients on teriparatide therapy?
A) Serum cholesterol levels
B) Serum calcium levels
C) Liver function tests
D) Thyroid function tests
E) Blood pressure
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Correct Answer: B) Serum calcium levels
Explanation: Serum calcium levels should be monitored periodically during teriparatide therapy, particularly after the initial doses, due to the risk of hypercalcemia.
Question 47
A 68-year-old woman with a history of chronic kidney disease is prescribed denosumab for osteoporosis. What is the primary benefit of denosumab in patients with renal impairment?
A) Denosumab is not renally cleared, so it is safe for use in patients with renal impairment
B) Denosumab enhances renal calcium reabsorption
C) Denosumab stimulates erythropoietin production
D) Denosumab reduces proteinuria in renal disease
E) Denosumab helps reverse renal bone disease
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Correct Answer: A) Denosumab is not renally cleared, so it is safe for use in patients with renal impairment
Explanation: Unlike bisphosphonates, which are contraindicated in severe renal impairment, denosumab is not renally cleared and can be used safely in patients with chronic kidney disease for the treatment of osteoporosis.
Question 48
A 72-year-old woman with osteoporosis is scheduled to receive her first dose of denosumab. What laboratory value should be monitored prior to initiating denosumab therapy?
A) Serum creatinine
B) Serum calcium
C) Complete blood count
D) Alkaline phosphatase
E) Serum potassium
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Correct Answer: B) Serum calcium
Explanation: Hypocalcemia is a contraindication to denosumab therapy, as it can be exacerbated by the drug. Serum calcium levels should be checked and corrected before starting denosumab.
Question 49
A 55-year-old postmenopausal woman is considering raloxifene for osteoporosis prevention but is concerned about its effects on her cholesterol. Which of the following statements is correct regarding raloxifene’s effects on lipid metabolism?
A) Raloxifene significantly increases HDL and lowers triglycerides
B) Raloxifene lowers cholesterol and LDL but has little effect on HDL or triglycerides
C) Raloxifene raises LDL and cholesterol levels
D) Raloxifene improves all aspects of lipid metabolism
E) Raloxifene decreases triglycerides but has no effect on LDL
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Correct Answer: B) Raloxifene lowers cholesterol and LDL but has little effect on HDL or triglycerides
Explanation: Raloxifene lowers total cholesterol and LDL levels but does not significantly affect HDL or triglyceride levels. This makes it beneficial for cardiovascular health but without major improvements in HDL or triglycerides.
