AMA Arch Intern Med. 1956;97(3):355-358. doi:10.1001/archinte.1956.00250210101010.
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WHEN CLUBBED fingers are noted in the course of a physical examination, the clinician considers the possibility of an underlying chronic disease, particularly WHEN diac or pulmonary. The following case is deemed worthy of presentation because it illustrates clubbing of the digits and the bone changes of hypertrophic osteoarthropathy in a healthy young man without recognizable disease, in whom cardiac catheterization studies revealed normal cardiopulmonary physiology.

REPORT OF CASE  A 23-year-old white man was found to have symmetrical clubbing of the fingers and toes in the course of a routine college entrance physical examination in September, 1953. Prior to this he had been unaware of any abnormality. The past history included occasional upper respiratory infections, scarlet fever as a child, and a mild pneumonic episode in 1947. He denied cyanosis. The history was negative for congenital heart disease or for any serious illness. His good health became more apparent


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