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Erythrodermie Pityriasique et Plaques Disséminées, Brocq. Presented by Dr. A. H. Conrad.
F. L., a white man, aged 31, an inspector, presented himself on May 7, 1930, with the complaint of a rash on his body of three months' duration. Examination at this time showed lesions of from ½ to 2 inches (1.27 to 5 cm.) in diameter, scattered over the trunk and the upper part of the thighs.
The eruption was characterized by scaly, elevated plaques some of which were quite sharply defined and some of which coalesced to form the larger plaques. They were pale red, and the surface was covered with a very profuse light scale.
At this time he gave a history of a "mother patch," and a diagnosis of pityriasis rosea was made. I saw him only three times from May 7 until May 17, when he left town, his condition being somewhat improved by
Engman MF, Weiss RS. ST. LOUIS DERMATOLOGICAL SOCIETY. Arch Derm Syphilol. 1931;24(2):318–321. doi:10.1001/archderm.1931.01450010325018
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