Fig. 4From: Spontaneous renal hemorrhage secondary to choriocarcinoma in a man with congenital hypospadias and cryptorchidism: a case report and literature reviewHE stain of kidney biopsy. Necrosis and haemorrhage is visible. Malignant syncytiotrophoblastic cells of different sizes are present. The nuclear membrane is thick, with obvious nucleolus and common nuclear division. Atypia is presentBack to article page