One of the signs that many doctors look for when diagnosing eating disorders in young girls is "secondary amenorrhea", or the starting and stopping of the menstrual cycle. A recent study by the University of North Carolina at Chapel Hill warns that if a girl has irregular menstruation, eating disorders should be "on the radar".

"Nearly 80 percent of women with anorexia reported secondary amenorrhea, meaning they had begun having periods before age 16 but had stopped menstruating for at least three months in a row at least once. About 36 percent of women with bulimia nervosa had secondary amenorrhea."

The study's findings indicated that, though eating disorder subtypes can't be distinguished simply by a patient's menstrual status, irregularities should be a red flag.

Read more at nlm.nih.gov.

Labels: amenorrhea, diagnosis, signs_of_eating_disorders