A 32-year-old woman arrives to the office, concerned that she may become bald. Her father began to have a receding hairline with apical baldness at the age of 20 and was entirely bald by the age of 35. The patient's paternal grandmother and several other relatives on her paternal side were likewise affected by early-onset baldness, but her father's siblings and the maternal side of her family were not affected. Physical examination reveals slight loss of hair at the temporal regions, with a normal hairline, thickness, and colour elsewhere. She has normal female pubic hair development and no excessive hair growth on her face or torso. Thyroid palpation is quite normal. Which of the following is the most likely inheritance pattern of the hair loss in this patient's family?

Question

Quizplus · Accepted Answer

Eductional Objective: Androgenetic alopecia is the most prevalent cause of male and female hair loss. The pattern and degree of baldness differ across males and females and are influenced by both hormonal (circulating androgens) and hereditary variables. The disorder is polygenic, with varied expressivity.

A 32-Year-Old Woman Arrives to the Office, Concerned That She