Infant and toddler health
Learning Center
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.
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.
Car seat safety: Avoid 9 common mistakes
Learn about common mistakes and find out what you need to do to keep your child safe on the road.
Hematocrit test
Learn about this red blood cell blood test, including why it's used and what to expect.
Growth plate fractures
Growth plate fractures — This common childhood bone injury often needs immediate treatment as it can result in a shorter, longer or crooked limb.
Childhood vaccines: Tough questions, straight answers
When it comes to childhood vaccines, misinformation is common. Get the facts about vaccine safety from health experts.
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.
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