Asperger’s syndrome is part of the autism spectrum. It shares many features with other types of autism, such as a need for routine. It is also marked by strong intellectual and verbal ...

Superman syndrome, also known as 47, XYY, is a condition classified as a chromosomal aneuploidy (which is an abnormality in chromosome structure and/or number) in which males have an additional Y ...

It is also called Tourette syndrome. The disorder causes repeated tics. Tics are sudden, uncontrolled vocal sounds or muscle jerks. Symptoms of TD often start between ages 5 and 10. They usually start ...

Happy Heart Syndrome, a rare condition, mirrors broken heart syndrome but is triggered by intense joy. Overwhelming happiness floods the body with adrenaline, stunning the heart and mimicking a ...

Extreme emotional stress can cause a medical condition called broken heart syndrome. For decades, doctors thought it should mainly concern women — but that’s changing.

Turner syndrome is a rare genetic disorder found in some women and people assigned female at birth. It can cause short stature and a range of health issues including heart defects, learning ...

DiGeorge syndrome results from the deletion of the 22q11.2 segment in one of the two copies of chromosome 22. It affects approximately 30 to 40 genes. Many of these genes are not yet fully understood.

An estimated 20,000 to 30,000 people in the United States have Williams syndrome, which is diagnosed with genetic testing. Learn more about the center on Penn Medicine's website.

Posterior reversible encephalopathy syndrome (PRES) is neurological disorder characterized by swelling and inflammation in the brain. Learn about symptoms, potential causes, treatment, and outlook.