What does PA mean in the medical filed?

In the medical field, "PA" typically stands for "Physician Assistant." Physician Assistants are licensed healthcare professionals who practice medicine under the supervision of a physician, performing tasks such as diagnosing illnesses, developing treatment plans, and prescribing medications. They play a crucial role in healthcare teams and help improve patient access to care. Additionally, "PA" can also refer to "Pulmonary Artery" in cardiology contexts.