MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
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).
Minimal residual disease
Evidence for the presence of residual malignant cells, even when so few cancer cells are present that they cannot be found by routine means. Tests for minimal residual disease (MRD) can detect some early tumors. In a patient who has been…
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Show more- Immune thrombocytopenic purpura A blood disorder characterized by the destruction of blood platelets due to the presence of antiplatelet…
- Toxic hepatitis Hepatitis (inflammation of the liver) caused by an industrial chemical such as carbon tetrachloride or…
- Laryngoscopist A person who uses a laryngoscope, a flexible, lighted tube used to look at the inside of the larynx (the…
- Leucovorin Folinic acid, the active form of folic acid in the body. Used as an antidote to protect normal cells from…
- Four-finger crease See: Simian crease
- Phago- Fix): Eating, devouring. From the Greek 'phago' meaning 'to eat.' Examples of words starting with phago-…
- Change of life The change of life is the menopause, the time in a woman's life when menstrual periods permanently stop…
- Yerba mate A stimulant beverage similar to tea, very popular in South America, brewed from the dried leaves and stemlets…
- Point mutation A single nucleotide base change in the DNA. A point mutation may consist of the loss of a nucleotide, the…
- Diarrhea, rotavirus Diarrhea, rotavirus: A leading cause of severe winter diarrhea in infants and young children. Each year…
- Difficult urination See: Dysuria
- Enzootic Endemic in animals. An enzootic disease is constantly present in an animal population, but usually only…