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November 1953


AMA Arch Derm Syphilol. 1953;68(5):592-593. doi:10.1001/archderm.1953.01540110114026

Ragweed Deramatitis Treated by Oral Administration of Acetone Extract of Ragweed: Apparent Clinical Cure and Reversal of Strongly Positive Patch Test to Negativity. Presented by Dr. Alexander A. Fisher.

P. B., a man aged 70, was first seen in 1945 with a history of a dermatitis which began in September, 1936. The eruption was most marked on the exposed parts of the body and became perennial with exacerbations in the summer and fall. The patient had a strongly positive patch test to ragweed oleoresin.

In 1946, treatment with ragweed plant oleoresin in corn oil was begun. The preparation is manufactured by the Graham Laboratories, Willow Lane, Dallas, Texas.

The patient was presented before the Society in 1946, 1947, 1948, and 1949 (Arch. Dermat. & Syph.61:688-690 [April] 1950; 64:647-648 [Nov.] 1951). The following is a summary in tabular form of the clinical course and patch test reactions of

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