Two additional tick species in the U.S. have been found capable of transmitting red meat allergy, or alpha-gal syndrome.

It is estimated that more than 22 million children and adults in the US have ADHD. The condition is thought to be caused by a ...

High cortisol can cause symptoms such as weight gain, acne, and fatigue. Doctors may refer to high cortisol as Cushing syndrome or hypercortisolism. Everyone has high cortisol from time to time ...

There are two genes that may cause this: CLMP and FLNA. The first and one of the most common symptoms of short bowel syndrome is diarrhea that doesn’t go away. In the early stages, you may ...

Adolescents may be less likely to show hyperactivity, although symptoms of inattentiveness and impulsivity often continue. Attention deficit hyperactivity disorder (ADHD) is a neurodevelopmental ...

The first clinical case of a patient with the syndrome of inappropriate secretion of antidiuretic hormone (SIADH) was presented by Schwartz et al. in 1957 (Am J Med 1957; 23: 529-42), describing ...

Collagen is a protein that helps form connective tissue. Goodpasture syndrome initially causes vague symptoms such as fatigue. But it can rapidly involve the lungs and kidneys. It is almost always ...

Superior vena cava (SVC) syndrome is a set of symptoms that occur when blood flow through the superior vena cava is partially or fully blocked. The superior vena cava is the large blood vessel that ...

A patient with clinical and laboratory evidence of recurrent hypothyroidism and severe hyponatremia probably due to inappropriate secretion of antidiuretic hormone was recently seen at the Grace ...

Blood tests: To rule out other conditions with similar symptoms. Down syndrome is a common chromosomal disorder caused by an extra chromosome 21, leading to intellectual disabilities and distinct ...

About 1% to 2% of people with Down syndrome have mosaic Down syndrome. The symptoms of mosaic Down syndrome are the same as symptoms of the more common type of Down syndrome, in which all of the cells ...