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A 57-year-old man with a 3-year history of diabetes was referred to our surgical department for evaluation of a bleeding lesion in the umbilicus (figure 1). The patient reported having been evaluated 4 months before and scheduled for umbilical hernia repair. At presentation, the patient reported vague back pain, whereas he denied fever, nausea or vomiting. Upon physical examination, the abdomen was soft, with normal bowel sounds. There was an obvious, ulcerated umbilical …
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