Spinal arteriovenous malformation (AVM)
Learn about how this rare blood vessel condition can affect the spinal cord.
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First Aid
Spinal cord tumor
Spinal cord tumors can cause serious problems such as pain and paralysis. Find out about…
繼續閱讀Spinal fusion
This procedure connects two or more bones in the spine. The bones then can't move,…
繼續閱讀Spinal headaches
These headaches can happen after a spinal tap procedure or spinal anesthesia, and usually don’t…
繼續閱讀Spinal stenosis
This condition narrows the amount of space within the spine. This can squeeze the nerves…
繼續閱讀Spinal tumor
Learn about symptoms, causes, risk factors, diagnosis and treatment options for tumors affecting the spine.
繼續閱讀Spirometry
This common test shows how well your lungs work and helps diagnose conditions that affect…
繼續閱讀Spitting up in babies: What's OK, what's not
Spitting up in babies is common. Most often it's nothing to worry about.
繼續閱讀Splenectomy
The spleen helps the body fight infection, but people can live without a spleen. Learn…
繼續閱讀Spontaneous coronary artery dissection (SCAD)
A torn blood vessel in the heart can cause a heart attack. Learn about the…
繼續閱讀Squamous cell carcinoma of the skin
This common skin cancer usually looks like a bump or a scaly sore. Learn about…
繼續閱讀St. John's wort
Understand how St. John's wort is used to treat depression and the risks of using…
繼續閱讀Stage 4 (metastatic) colon cancer
Find out about symptoms and complications for this advanced stage of colon cancer. Learn about…
繼續閱讀Stages of labor and birth: Baby, it's time!
Find out what happens during the different stages of labor and birth.
繼續閱讀Staph infections
Learn about the symptoms, causes and treatment of these potentially lethal infections.
繼續閱讀Statin side effects: Weigh the benefits and risks
Statin side effects can be uncomfortable but are rarely dangerous.
繼續閱讀Statins: Are these cholesterol-lowering drugs right for you?
Learn more about the risks and benefits of taking cholesterol-lowering medicines before deciding if they're…
繼續閱讀Statins: Do they cause ALS?
These medicines for high cholesterol can cause muscle injury in some people. But can they…
繼續閱讀STD testing: What's right for you?
Find out how your risk factors affect the types of tests you'll likely need for…
繼續閱讀Stem cells: What they are and what they do
Get answers about where stem cells come from, why they're important for understanding and treating…
繼續閱讀Stereotactic body radiotherapy
This type of radiotherapy uses highly targeted radiation beams to treat tumors in all parts…
繼續閱讀Stereotactic radiosurgery
Stereotactic radiosurgery (SRS) uses radiation beams to treat tumors in all parts of the body….
繼續閱讀Stevens-Johnson syndrome
Learn more about the causes of this rare disorder of the skin and mucous membranes,…
繼續閱讀Stomach cancer
Stomach cancer, which is also called gastric cancer, is cancer that begins in the stomach….
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