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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, …
Contributors All authors have contributed equally to the draw up of the present manuscript. All abovementioned authors have approved the final version of the paper.
Competing interests None declared.
Patient consent Obtained.
Provenance and peer review Not commissioned; internally peer reviewed.