A member asked:

What causes white spots under your fingernails?

2 doctors weighed in across 2 answers

Nail: Usually trauma to the nails.

Answered 4/30/2014

6.1k views

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Dr. Heidi Fowler answered

Specializes in Psychiatry

Different causes: Milk spots on nails are usually harmless & related to nail trauma (such as biting nails). Other causes can be Iron, zinc or protein deficiency, lead or arsenic poisoning, renal failure, cirrhosis, pneumonia, heart disease, psoriasis or marked psychological stress.

Answered 11/1/2018

254 views

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