What do curved nails mean

Clubbed nails have also been seen in connection with several chronic infections, liver diseases, inflammatory bowel diseases, chronic parasitic infections, and HIV. Clubbed nails received increased online attention in August , thanks to a viral post on Facebook telling the tale of someone who posted a picture of clubbed nails online before being told to go to the doctor and was ultimately diagnosed with lung cancer:.

However, they are not, in and of themselves, evidence that a person has lung cancer or some other life-threatening condition. Studies that document clubbed nails typically look at pools of people who have already been diagnosed with a particular condition and then seek to figure out what percentage of people with that same condition also have clubbed nails. Clubbed fingers could be a sign of illnesses of varying degrees of severity, but they could also be a phenomenon that occurs without any specific medical cause.

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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.

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