A 37-year-old woman who thinks she might be pregnant visits her physician with a complaint of upper right quadrant pain.Blood samples are obtained.Increased enzyme activity was seen for ALP,AST,LD,and GGT.The ALP was 10 times higher than the upper reference limit.A hepatitis panel and a pregnancy test had negative results.Gel electrophoresis was done to separate ALP isoenzymes,with a dense liver band and what appeared to be a diffuse placental band.If there is not a pregnancy,what is the name given to the observed isoenzyme band that migrates in the same region as the placental isoenzyme?

Question

Quizplus · Accepted Answer

The observed isoenzyme band that migrates in the same region as the placental isoenzyme is known as the Regan isoenzyme. It can also be found in patients with certain types of cancer, particularly adenocarcinomas.

A 37-Year-Old Woman Who Thinks She Might Be Pregnant Visits