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).
Sclerosing cholangitis
See: Primary sclerosing cholangitis
Read the definitionRandom terms
Show more- Nephrectomy The surgical removal of a kidney. A nephrectomy can be radical, simple, or partial. The kidney, the adrenal…
- Meningitis, benign recurrent aseptic Recurring meningitis without identifiable cause that leaves no residual damage to the nervous system. Benign…
- Leukodystrophy A disorder of the white matter of the brain, the part of the brain that contains myelinated nerve fibers. The…
- Polio Abbreviation for poliomyelitis, an acute and sometimes devastating disease caused by a virus. Man is the only…
- Dwarfism Abnormally short stature. Some forms are hereditary. The Little People of America (LPA) define dwarfism as an…
- Ultrasound/Ultrasonography A test in which high-frequency sound waves (ultrasound) are bounced off tissues and the echoes are converted…
- Raynaud's disease Condition resulting in skin discoloration of the fingers and/or toes when a person is exposed to changes in…
- Five-day fever Fever: Also called trench fever, this is a disease borne by body lice that was first recognized in the…
- Allergy scratch test Allergy scratch test: Test done on the skin to identify the allergy substance (the allergen) that is the…
- Fracture, transverse A fracture in which the break is across the bone, at a right angle to the long axis of the bone. NTER> A…
- Placebo-controlled A term used to describe a method of research in which an inactive substance (a placebo) is given to one group…
- Mediterranean anemia Better known today as thalassemia (or as beta thalassemia or thalassemia major). The clinical picture of this…