Extra-gonadal mature teratoma is a rare benign tumor occurring rarely in adults. The retroperitoneal localization constitutes less than 4%. Treatment consists of surgical resection. Histological examination is essential for definitive diagnosis. We reported an unusual case of mature retroperitoneal teratoma discovered in a young man with abdominal pain.

Acute lithiasis cholangitis is rare in pregnancy. More difficult than diagnosis is prognosis for both mother and fetus, conditioned by management, which is not well codified, and must be adapted to each case. We reported clinical and paraclinical features of acute cholangitis in pregnant women, as well as management modalities.