Neonatal teratomas, the most common perinatal neoplasm, are usually benign with the sacrococcygeal region being the commonest site.1 We report a case of a mediastinal teratoma presenting as an apparent fresh stillbirth.

A female infant, birth weight 3.23 kg, was born by normal delivery to a 36 year old primigravida at 36 weeks gestation. The pregnancy had been uneventful, and a 19 week fetal anomaly scan was normal. A fetal heart was detected by cardiotocograph just before delivery; however, at birth there were …