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).
Amyotrophic lateral sclerosis 2
ALS2. A juvenile-onset form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal recessive manner and caused by mutation in the gene encoding alsin on chromosome 2q33
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Show more- Dyscrasia Any disease condition, especially in hematology, as in 'blood dyscrasias.' The term 'dyscrasia' was borrowed…
- Lhermitte sign Sudden transient electric-like shocks extending down the spine triggered by flexing the head forward. Due to…
- Transfusion medicine Blood transfusion and blood conservation are the complementary activities that constitute the clinical arena…
- Cardiology The study and treatment of heart disorders
- CNS (central nervous system) That part of the nervous system that consists of the brain and spinal cord. The central nervous system (CNS)…
- Hiccough A hiccough is an extraordinary type of breathing movement involving a sudden intake of air (inspiration) due…
- Admission Entry. As a patient admission (into a hospital). The opposite of admission in this context is discharge
- Antiprotozoal drug Something that destroys protozoa or inhibits their growth and ability to reproduce. A few of the protozoa of…
- Perilingual During the development of speech and language. 'The age of onset continues to have important implications for…
- Virulence The ability of any agent of infection to produce disease. The virulence of a microorganism (such as a…
- Brain freeze See: Ice cream headache
- Ultraviolet radiation Invisible rays that are part of the energy that comes from the sun. Ultraviolet radiation can burn the skin…