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August 1971


Author Affiliations

RFD 2 Harrison, Me 04040

Arch Dermatol. 1971;104(2):220-221. doi:10.1001/archderm.1971.04000200108024

To the Editor.—  Weddell et al1 have postulated a neural influence in the development of psoriatic lesions. The following case appears to substantiate an intimate relationship of nerve supply to psoriatic plaque formation, and seems unusual enough to warrant reporting.

Report of a Case  A 48-year-old physician had had common psoriasis for approximately ten years, very gradually increasing in extent, but rarely amounting to more than a minor nuisance. Typical sites were affected, including his scalp, nails, elbows, knees, and perineum. One particular problem had been development of psoriatic response following a blister on the palm of one hand, which took over a year to heal.Treatment had been minimal, consisting of emollients and occasional applications of coal tar. No ammoniated mercury, chrysarobin, or special diets were used, and triamcinolone had been applied only briefly to the palm lesion.In January 1968, surgery was required to remove a torn

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