Focal nodular hyperplasia associated with the use of a synthetic anabolic androgen

An adolescent with stunted growth was treated for 6 months with a synthetic anabolic androgen. During his evaluation for right upper quadrant pain an abnormal liver scan demonstrated what proved to be a hypervascular hepatic lesion. At surgery, the diagnosis of focal nodular hyperplasia was established. Herein we document the unusual association of focal nodular hyperplasia with use of a synthetic anabolic androgen.