Abnormality of the nail
Beaked nails
UMLS:C4280752
Severe nail curvature, causing the tip of the nail to point downwards with respect to the axis of the finger. Beaked nails are caused by resorption of the distal digit.
Beaked nails may be observed with conditions including hyperparathyroidism, renal failure, psoriasis, and systemic sclerosis.