MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
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Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
Syndrome, polyglandular autoimmune (PGA)
A genetic autoimmune disease with an extraordinary array of clinical features but characterized most often by at least 2 of the following 3 findings: hypoparathyroidism -- underfunction of the parathyroid glands which control calcium…
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Show more- Transjugular intrahepatic portosystemic shunt Transjugular intrahepatic portosystemic shunt: A shunt that allows blood from the portal circulation (that…
- Thermostat A device that monitors temperature and automatically maintains it at certain levels. In a human, a tiny part…
- Tarantismo A neurological syndrome characterized by repetitive, involuntary, purposeless movements caused by the…
- Corpora cavernosa Two chambers in the penis which run the length of the organ and are filled with spongy tissue. Blood flows in…
- HSAN III Hereditary sensory and autonomic neuropathy III. See: Familial dysautonomia.
- Barium solution A liquid containing barium sulfate. The barium is radioopaque -- it shows up on x-rays. The barium outlines…
- Advance medical directives Advance medical directives Main Article provides a comprehensive look at the who, what, when and how of…
- Low blood sugar A low blood level of the sugar glucose. Also called hypoglycemia. Hypoglycemia is only significant when it is…
- Larynx transplant A transplant of the larynx, or voicebox. This procedure permits a human-sounding voice with inflection…
- Vaccination, German measles See Immunization, MMR.
- Serum glutamic oxaloacetic transaminase (SGOT) An enzyme that is normally present in liver and heart cells. SGOT is released into blood when the liver or…
- Titre Variant spelling of 'titer' -- the degree of dilution of a substance such as an antibody, reflecting the…