Clubbing of the fingers or toesFrom our partner site on asthma, MyAsthmaCentral.com.
Clubbing is a thickening of the flesh undertoe and fingernails.The nailcurves downward,instead of lying flat. Alternative Names: Clubbing Considerations: Clubbing is associated with a wide number of diseases. It is most oftennoted in heart and lung diseases that cause decreased blood oxygen and blueskin (cyanosis). Clubbing may also be due to lung lung cancer, anddiseases of the liver and the gastrointestinal tract. advertisement Clubbing may also occur in families. In thiscase itmaynotbe due toan underlying disease. Common Causes:
References: Zipes DP, Libby P, Bonow RO, Braunwald E, eds. Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine, 7th ed. St. Louis, Mo; WB Saunders; 2005:78-79. Murray J, Nadel J. Textbook of Respiratory Medicine. 3rd ed. Philadelphia, Pa: WB Saunders; 2000:506. Spicknall KE. Clubbing: an update on diagnosis, differential diagnosis, pathophysiology, and clinical relevance. J Am Acad Dermatol. 2005; 52(6): 1020-8
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