Stress basics
Learning Center
Robotic hysterectomy
Robotic hysterectomy is a minimally invasive surgery to remove the uterus.
Rheumatoid factor
Rheumatoid factor — This blood test can help diagnose autoimmune disorders such as rheumatoid arthritis, Sjogren syndrome and lupus.
Rh factor blood test
What's an Rh factor blood test? Understand this important test that's done during pregnancy.
Prostate laser surgery
Prostate laser surgery — Overview covers the risks and results of this treatment to relieve symptoms caused by an enlarged prostate.
Prostate brachytherapy
Learn about this type of radiation therapy for prostate cancer that involves placing radioactive seeds or wires in the prostate gland.
Positron emission tomography scan
Learn how this imaging scan can play an important role in early detection of health problems, such as cancer, heart disease and brain disorders.
Polysomnography (sleep study)
Your health care provider may order this test if a sleep disorder such as sleep apnea is suspected. Learn how to prepare and what to expect.
Pelvic exam
Find out what happens during this exam, why it might be needed and how to prepare.
Pap smear
A Pap smear, also called a Pap test, is used for cervical cancer screening. Learn how it's done and what the results might mean.
PSA test
Learn about this prostate cancer screening test, including why it's done, what to expect, risks and results.
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