Use the A-Z list to browse more than 6,000 health-related topics in our library. Clicking on a term opens the definition and, in most cases, links to more information.
"HLA" is more commonly referred to as "Human Leukocyte Antigens" in the medical community. Human Leukocyte Antigens
Also Known As: "HLA Antigens"
Proteins on the outer surface of cells that identify that cell as being either part of the body or a foreign invader. It is involved in the immune system and certain HLA patterns may indicate an increased risk of developing type 1 diabetes. More Information on Human Leukocyte Antigens: Autoimmune Basics
"HLA Antigens" is more commonly referred to as "Human Leukocyte Antigens" in the medical community. Human Leukocyte Antigens
Also Known As: "HLA"
Proteins on the outer surface of cells that identify that cell as being either part of the body or a foreign invader. It is involved in the immune system and certain HLA patterns may indicate an increased risk of developing type 1 diabetes. More Information on Human Leukocyte Antigens: Autoimmune Basics
"HLHS" is more commonly referred to as "Hypoplastic Left Heart Syndrome" in the medical community. Hypoplastic Left Heart Syndrome
Also Known As: "Underdeveloped Left Ventricle Syndrome, Left Heart Hypoplasia"
A heart defect that can be fatal unless repaired early in life. The chambers, valves and related vessels on the left side of the heart are so malformed that they cannot efficiently pump blood to the rest of the body. More Information on Hypoplastic Left Heart Syndrome: Pediatric Heart
"HLRCC" is more commonly referred to as "Hereditary Leiomyomatosis & Renal Cell Cancer Syndrome" in the medical community. Hereditary Leiomyomatosis & Renal Cell Cancer Syndrome
A rare inherited disorder that increases the risk of certain cancers, including of the uterus and kidneys. It also increases the risk of benign (noncancerous) tumors forming in the uterus and skin. More Information on Hereditary Leiomyomatosis & Renal Cell Cancer Syndrome: Kidney, Liver & Urinary Cancer
"HMG-CoA Reductase Inhibitors" is more commonly referred to as "Statins" in the medical community. Statins
Also Known As: "Super Statins"
A type of medication used in the treatment of high blood lipids levels (e.g., cholesterol and triglycerides). Statins block the production of specific enzymes used by the body to make cholesterol. More Information on Statins: Cholesterol
"HMO" is more commonly referred to as "Health Maintenance Organization" in the medical community. Health Maintenance Organization
These insurance providers offer managed care plans, in which patients pay reduced rates for medical services in exchange for certain limitations on their choice of doctors and/or specialty care. Preventive care is generally emphasized. More Information on Health Maintenance Organization: Healthcare Basics
"HMSN" is more commonly referred to as "Charcot Marie Tooth Disease" in the medical community. Charcot Marie Tooth Disease
Also Known As: "Hereditary Motor and Sensory Neuropathy, CMT, CMT Disease, Peroneal Muscular Atrophy"
A group of genetic disorders affecting the normal function of the peripheral nerves, which conduct messages from the brain to the limbs. It is most often diagnosed in adolescence. There is no cure, but those affected have a normal life expectancy. More Information on Charcot Marie Tooth Disease: Pediatric Brain & Nerve
/WB_Rest_89.jpg "Sleep better")
/child_cold2_89.jpg "Kids' colds")