Endometriosis in a scarless abdominal wall with underlying umbilical hernia

Pyramidalis muscle endometriosis in absence of previous surgery

“…Endometriosis is defined as the aberrant presence of endometrial glands and stroma outside the uterine cavity. Spontaneous abdominal wall endometriosis is a rare condition and only four cases have been identified in the literature, all of them involving the rectus abdominis muscle [1–4]. In our patient is the right pyramidal abdominis muscle which is affected and to our knowledge this is the first case reported.…”

Unusual Presentation of Endometriosis

“…Postoperative histological analysis showed endometriosis. 4 In 2001, Yuen et al reported the case of 43-year-old woman who for several months had experienced umbilical pain that came on during her menses. She had a lower midline incision scar from a cesarean section that had been performed 9 years earlier.…”