Condition	What it is	Features similar to PCOS
Thyroid disease	Overactive or underactive thyroid gland	Irregular menstrual cycle
Prolactin excess	The body makes too much of the hormone prolactin	• Male-type hair growth in women • Irregular periods or lack of periods
Cushing syndrome	The body makes excess cortisol hormone	• Weight gain • Depression • Too much hair in women • Abnormal menstrual periods
Congenital adrenal hyperplasia	Inherited disorder that causes the body to make too little cortisol and too much male hormone	• Acne that is severe and early (before the teen years) • Infertility or decreased fertility • Facial hair in women and teen girls • Infrequent or absent menstrual periods