Osteoporosis Characteristics Explained

Let's evaluate each statement regarding osteoporosis:

• Statement 1: It does not cause symptoms until a fracture occurs.

  This statement is correct. Osteoporosis is often a silent condition, meaning it typically shows no symptoms until a bone breaks (fractures). Fractures are frequently the first sign that a person has osteoporosis.

• Statement 2: Vertebral fracture can present with loss of height, in absence of pain.

  This statement is correct. Compression fractures in the vertebrae can cause the spine to shorten, leading to a loss of height. These fractures may occur without significant pain or discomfort.

• Statement 3: Smoking is protective.

  This statement is incorrect. Smoking is a known risk factor for osteoporosis. It can negatively affect bone density and increase the likelihood of fractures.

• Statement 4: It sometimes presents incidentally as radiological osteopenia.

  This statement is correct. Osteopenia, which is a decrease in bone density less severe than osteoporosis, can be detected incidentally on X-rays or other imaging tests performed for different medical reasons.

Conclusion on Osteoporosis Statements

Based on the analysis, statements 1, 2, and 4 accurately describe aspects of osteoporosis. Statement 3 is factually incorrect.

Therefore, the correct combination includes statements 1, 2, and 4.