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A Review of Pellagra, Carcinoid, and H Disease

RAUL FLEISCHMAJER, M.D.; ARTHUR B. HYMAN, M.D.

Arch Dermatol. 1961;84(4):563-573.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

Tryptophan is an essential amino acid which was first isolated by Hopkins and Cole¹⁷ in 1901. In recent years considerable attention has been drawn to a group of clinical syndromes which result from deficiencies in or deviations from the normal pathways of tryptophan metabolism. It is timely briefly to review the highlights of tryptophan metabolism, and to try to correlate the various syndromes related to its abnormalities. The dermatologist is particularly interested in the disturbances resulting from abnormal tryptophan metabolism, since they are commonly accompanied by skin manifestations which may help in establishing a correct diagnosis. Although considerable knowledge has been acquired on this subject in recent years, there are many areas still awaiting clarification and, therefore, it is very difficult to avoid entering the field of speculation. For these reasons, many of the statements presented in this study may not prove true in the future when more accurate . . . [Full Text PDF of this Article]

Author Affiliations
NEW YORK

From the Department of Dermatology of the New York University Postgraduate Medical School and the Skin and Cancer Unit of University Hospital.

Footnotes
Submitted for publication May 8, 1961.

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