Medical Emergencies · single question
Chronic smoking is the leading cause of which condition?
Show answer and explanation
Correct answer: A. Chronic obstructive pulmonary disease (COPD)
- A. Correct. Smoking is the leading cause of COPD (and a major risk factor for lung cancer, periodontal disease, and oral cancer).
- B. Type 1 diabetes is autoimmune, not caused by smoking.
- C. Rheumatoid arthritis is autoimmune (smoking is a modest risk factor, not the leading cause).
- D. Hemophilia is genetic (X-linked).
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