What Are Nail Disorders?


Quick Answer

Merck Manuals states that nail disorders come in many forms and may be caused by a variety of sources, including infections, injuries, internal diseases, structural problems, birth deformities, drugs and tumors. Depending on the physical signs, the Mayo Clinic stresses the importance of seeking medical attention.

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What Are Nail Disorders?
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Full Answer

Yellow-nail syndrome can be a sign of respiratory disease or lymphedema, the swelling of the hands. Other disorders include nail pitting, often related to psoriosis or a connective tissue disorders; nail clubbing, related to lung diseases; spoon nails, generally caused by an iron deficiency; Terry's nails, which can be a sign of aging, but may also be a sign of liver disease, congestive heart failure or diabetes; Beau's lines, which are connected to uncontrolled diabetes and peripheral vascular disease, as well as illnesses associated with a high fever; and onycholysis, associated with injury or infection. All these conditions, the Mayo Clinic shares, raise concern for underlying health conditions.

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