A variety of cutaneous disorders has been reported after jejunoileal bypass surgery for the treatment of morbid obesity. A vesiculopustular eruption is most frequently described, but alopecia, erythema nodosum, urticaria, angioedema, and nodular nonsuppurative panniculitis have also been reported.1-4 We report herein a case of necrobiosis lipoidica that developed after small-bowel bypass surgery and rapidly resolved after reanastomosis.
Report of a Case
A 41-year-old woman was referred to us for examination of two leg lesions of 18 months' duration. The patient denied any antecedent trauma. The biopsy specimen that had been taken 11 months before her evaluation at this center had been interpreted diagnostically as necrobiosis lipoidica. Further examination of the patient at the time of biopsy included a serologic test for syphilis, complete blood cell count, chemistry panel, chest roentgenogram, and an oral glucose tolerance test. All of these test results were normal or negative. Use of topical,