Which nail condition is commonly associated with chronic hypoxia and chronic lung disease?
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✓ Correct answer: D. ClubbingAnswer: Clubbing Clubbing often presents as a bulbous enlargement of the ends of one or more fingers or toes. The exact cause is not well understood, but it is associated with chronic hypoxia and chronic lung disease. Cyanosis is a bluish discoloration that indicates a lack of oxygen, often seen in lips, oral mucosa, tongue, or nails. Leukonychia refers to white spots or lines under the nails, commonly caused by trauma. Koilonychia (spoon nails) is a condition where the nails are abnormally thin and concave (spoon-shaped), often resulting from iron deficiency anemia.
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