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To the Editor.—
I was most interested in the paper by Johnson and Cripps in the Archives (109:73, 1974) on subcorneal pustular dermatosis in children.In the discussion, they referred to the case presented by Wilkinson (Br J Dermatol 63:326, 1951) under the title "Dermatitis Herpetiformis (Erythemato-squamous)," a variant of parapsoriasis appearing in pustular form, and to the case described by myself (Br J Dermatol 63:328, 1951) under the title "Pustular Herpetiform Parapsoriasis," as though they were identical. In fact, they are quite different. Wilkinson's case would now be accepted as one of subcorneal pustular dermatosis.In my patient, no vesicles were ever seen, there was no response to either dapsone or sulfapyridine, the histologic findings were different, the lesions healed with mica-type scaling, and painting with thorium X prevented the appearance of new lesions.Sneddon, in the discussion, said, "it is much more likely that it is a variation
Savage J. Pustular Parapsoriasis. Arch Dermatol. 1974;110(4):635. doi:10.1001/archderm.1974.01630100083023