While summer prurigo,1 alopecia areata,2 psoriasis,3 ichthyosis hystrix,4 eczema,5 von Recklinghausen's disease6 and lichen planus have been reported in twins, I have not seen any record of the occurrence of rosacea in twins. Hence, I report the following case.
REPORT OF A CASE
M. E. aged 43, a female stenographer, complained of an eruption on the face of one year's duration. Examination (Feb. 22, 1944) showed a fairly extensive eruption of tiny acneform superficial erythematous papules around the margins of the face. Diascopic pressure completely expressed all color from the lesions. No history of ingestion of drugs could be elicited. The diagnosis of rosacea was made. The patient volunteered the information that her twin sister (said to be identical) had had a similar eruption four months before. At that time they had been separated, my patient living in Washington, D. C.,
Saunders TS. ROSACEA IN TWINS. Arch Derm Syphilol. 1944;50(4):269. doi:10.1001/archderm.1944.01510160041016
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