What is Poland syndrome?

Also known as: Poland anomaly, Poland sequence.

Poland syndrome is a rare condition that is characterized by underdeveloped or missing muscles that can cause anomalies in the upper body. The most common trait is that part of the chest muscle, the pectoralis major, is absent. Other features may include changes in the arm and hand on the affected side.

---

Reviewed by: Aaron J. Berger

This page was last updated on: 1/29/2019 3:21:13 PM