DR P. MARAZZI / SCIENCE PHOTO LIBRARY DR P. MARAZZI / SCIENCE PHOTO LIBRARY
Close-up of fingers showing clubbing (beaking) of the nails in a 64 year old male patient with pulmonary fibrosis. Clubbing (acropachy) of the toes and fingers, with bulbous ends and curved nails, can be inherited, but can also occur in disease such as pulmonary fibrosis.
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