Metabolic Bone Disease & Osteoporosis by Dr. Hanan Hosny 2021-2022
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Questions and Answers

What is the main characteristic of osteoporosis?

  • Enhanced bone fragility (correct)
  • Decreased bone strength
  • Heightened bone density
  • Increased bone mass
  • Which of the following is NOT a risk factor for osteoporosis?

  • Age
  • Estrogen withdrawal
  • High body weight (correct)
  • Genetics
  • What is the most common type of osteoporosis?

  • Primary osteoporosis (correct)
  • Endocrine-induced osteoporosis
  • Malnutrition-induced osteoporosis
  • Tumor-related osteoporosis
  • Which of the following conditions is associated with secondary osteoporosis?

    <p>Celiac disease</p> Signup and view all the answers

    What are common symptoms of osteoporosis?

    <p>Bone pain and height loss</p> Signup and view all the answers

    How does normal bone differ in appearance from osteoporotic bone?

    <p>Normal bone appears honeycomb-like, while osteoporotic bone looks more porous.</p> Signup and view all the answers

    What is the characteristic age range for Paget disease?

    <p>After 40 years old</p> Signup and view all the answers

    Which of the following is NOT a characteristic of Paget disease?

    <p>Bone straightening</p> Signup and view all the answers

    What is the predominant bone activity in the third stage of Paget disease?

    <p>Mixed osteoblastic activity</p> Signup and view all the answers

    What do X-rays typically show for Paget disease?

    <p>Bone enlargement with lytic and sclerotic areas</p> Signup and view all the answers

    Which symptom may occur due to thickening of the skull in Paget disease?

    <p>Visual disturbance</p> Signup and view all the answers

    What is the primary complication associated with Paget disease?

    <p>Elevated risk of malignancy (sarcoma)</p> Signup and view all the answers

    What condition is characterized by diffuse symmetric skeletal sclerosis seen as bright areas in X-ray?

    <p>Marble Bone Disease</p> Signup and view all the answers

    Which condition results in bones lacking a medullary canal, causing anemia and recurrent infections?

    <p>Marble Bone Disease</p> Signup and view all the answers

    What deformity causes the ends of long bones to appear thickened and misshapen like a flask?

    <p>Erlenmeyer flask deformity</p> Signup and view all the answers

    Which condition is characterized by disproportionate dwarfism with short and thick long bones?

    <p>Achondroplasia</p> Signup and view all the answers

    What mutation in gene is associated with Achondroplasia?

    <p>Achondroplasia gene mutation</p> Signup and view all the answers

    Which of the following is essential for absorbing calcium to keep bones healthy?

    <p>Adequate amounts of vitamin D</p> Signup and view all the answers

    What is the main cause of osteomalacia in adults according to Dr. Hanan Hosny's findings?

    <p>Defective bone mineralization due to adequate calcium levels</p> Signup and view all the answers

    Which diagnostic tool might show typical pseudo-fractures (looser's zones) in long bones for osteomalacia?

    <p>X-Ray</p> Signup and view all the answers

    What is the term used to describe cellular death of bone components due to interrupted blood supply?

    <p>Osteonecrosis</p> Signup and view all the answers

    Which condition is characterized by softening of the bones and typically affects children?

    <p>Osteomalacia</p> Signup and view all the answers

    What is the most common site of Paget Disease of Bone according to Dr. Hanan Hosny's findings?

    <p>Femoral bone</p> Signup and view all the answers

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