Dr. Hui Z Zhang MD

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

OverviewAdalia Rose is an American internet star. She was born with Hutchinson-Gilford progeria syndrome, which is a premature aging disease. This genetic condition is also commonly known as progeria. During her early infancy stage, her body was much older than the normal age. In spite of her...

Neurofibromatosis is a genetic disorder that affects the development of nerve cells and tissues in the body, leading to the formation of tumors in different parts of the nervous system. These tumors, also known as neurofibromas, may develop in the brain, spinal cord, along the nerves, or under the...

IntroductionPituitary dwarfism, also called growth hormone deficiency, is a medical condition wherein the pituitary gland does not produce sufficient amounts of growth hormone. This deficiency often results in children’s slow growth or short stature.An adult with pituitary dwarfism has an average...

What is albinism?Albinism is a group of genetic disorders that cause little or no production of the natural pigment called melanin. The color of your skin, hair, and eyes depend on the type and amount of melanin produced by your body. Most individuals with albinism have sun sensitivity, which makes...

What is Ehlers-Danlos syndrome (EDS)?Ehlers-Danlos syndrome (EDS) is a group of genetic disorders that affect the body’s connective tissues, which are proteins that support the blood vessels, skin, bones, and other organs in the body. Connective tissues also provide elasticity and strength to the...