Smooth muscle neoplasms seem to be particularly frequent in children w
ith AIDS, and several cases of such lesions, both benign and malignant
(leiomyomas and leiomyosarcomas), have recently been reported in the
literature. We describe here the imaging findings in a boy with AIDS w
ho developed two leiomyomas of the gallbladder wall as well as calcifi
cation of the intraparenchymal splenic arteries.