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Prader-Willi syndrome
Prader-Willi syndrome is a rare genetic disorder that results in physical, mental and behavioral problems, including a constant sense of hunger.
Down syndrome
Down syndrome is a genetic disorder caused when abnormal cell division results in extra genetic material from chromosome 21.
Niemann-Pick disease
A condition passed down in families that affects how the body breaks down and uses fats. Fat buildup in cells damages the nerves, brain and other organs.
Bedsores (pressure ulcers)
These areas of damaged skin and tissue are caused by sustained pressure — often from a bed or wheelchair — that reduces blood flow to vulnerable areas of the body.
Mohs surgery
Find out what to expect during this skin cancer surgery that involves removing thin layers of skin until only cancer-free tissue remains.
Basal body temperature for natural family planning
Learn the steps for tracking body temperature for pregnancy or contraception. Find out when during your menstrual cycle you're more likely to be fertile.
PSA levels: Can they rise after partial prostate removal?
A number of factors can cause PSA levels to rise after surgery for an enlarged prostate.
Hepatitis A
This contagious liver infection is caused by a virus. Learn more about its symptoms, treatment and prevention, including the hepatitis A vaccine.
Amyloidosis
This rare disease can affect different organs in different people. Find out how early and accurate diagnosis can lead to better outcomes.
Dural arteriovenous fistulas
Learn about these rare, irregular connections that can occur between arteries and veins in the protective covering of the brain and spinal cord.
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