Pediatric gynecologic ultrasound.

This article reviews salient features of pediatric gynecologic ultrasound. It reviews technologic factors, technique, and normal anatomy used to evaluate the pediatric gynecologic tract for abnormality. It reviews and illustrates clinical imaging information necessary to know in the ultrasonic analysis of several clinical problems in the pediatric gynecologic tract. This includes ovarian torsion, ambiguous genitalia, pelvic mass, and precocious puberty, as well as acute pelvic pain occurring from newborn life through puberty.