Though the familial occurrence of Recklinghausen's disease has long been established, many examples in both sexes of the same and succeeding generations of predisposed families having been reported, I have not found a report of its presence in twins.
REPORT OF CASES
Identical twins, unmarried women aged 42, consulted me about an eruption which had been present since the age of 8 years. The condition appeared simultaneously in the patients and has slowly progressed, new lesions appearing from time to time. The eruption now consists of hundreds of soft, fleshy and elevated tumors scattered over the face, neck, chest, arms and back. The tumors have about the same distribution in the twins. They vary from the size of a pinhead to that of a dime and from the color of normal skin to dark brown. Many of the tumors can be invaginated, and some are apparently cystic. No tenderness or
Loftis EL. RECKLINGHAUSEN'S DISEASE IN IDENTICAL TWINS. Arch Derm Syphilol. 1940;42(4):657. doi:10.1001/archderm.1940.01490160117017
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