Abstract
Descriptions of an apparently new dermatosis intimately associated with diabetes mellitus were first published separately by Oppenheim1 and Urbach2 in 1932. Since those original, extensive investigations into the clinical manifestations and histologic picture, several other cases have been presented, and the descriptive name of necrobiosis lipoidica diabeticorum (dermatitis atrophicans lipoidica diabeticorum—Oppenheim) has been generally used in the literature. In all, I have been able to find fourteen3 reported cases. Some of these have formed the basis for more or less complete discussion of the condition or some of its phases, while others simply have been presented at various dermatologic meetings. Oppenheim,1 Urbach,2 Galewsky,4 Gottron5 and Balbi6 each have reported one case. Two cases each have been discussed in papers by Zeisler and Caro7 and Michelson and Laymon.8a The remaining five cases were presented at meetings and have not yet been

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