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Endoscopic ultrasound
Learn more about this minimally invasive imaging test combining endoscopy and ultrasound to diagnosis digestive and lung diseases.
Stress test
This test gives important information about your heart health. Know how to prepare and what to expect.
Video: HSG test for female infertility
Video animation shows the HSG test — an X-ray study to identify causes of female infertility.
Hematocrit test
Learn about this red blood cell blood test, including why it's used and what to expect.
HCG diet: Is it safe and effective?
Learn about the risks of this dangerous diet.
Sentinel node biopsy
Learn what to expect during this procedure to remove lymph nodes for testing. The results can show whether cancer has spread.
Hodgkin's vs. non-Hodgkin's lymphoma: What's the difference?
Learn how types of lymphomas are determined using lab tests to examine cancer cells.
Asthma: Steps in testing and diagnosis
Think you or your child might have asthma? Here's what's involved in making a diagnosis.
Coffee calories: Sabotaging your weight loss?
Plain coffee has only a few calories. But the calories jump up when adding extras.
Prostate cancer screening: Should you get a PSA test?
Learn about the pros and cons of the PSA test so you're ready to talk about prostate cancer screening with your doctor.
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