Slide show: 7 fingernail problems not to ignore
Nail clubbing
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Nail clubbing occurs when the tips of the fingers enlarge and the nails curve around the fingertips, usually over the course of years.

Nail clubbing is sometimes the result of low oxygen in the blood and could be a sign of various types of lung disease. Nail clubbing is also associated with inflammatory bowel disease, cardiovascular disease, liver disease and AIDS.

Oct. 11, 2019