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.
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Histiocytosis, sinus
A variant of histiocytosis in which the lymph nodes are the main site of histiocyte proliferation. The sinuses become filled with and distended by masses of histiocytes. See also histiocytosis.
Read the definitionRandom terms
Show more- Syndrome, Coffin-Lowry An X-linked form of mental retardation in which the affected males have short stature and characteristic…
- Syndrome, phantom limb See Phantom limb syndrome
- D-dimer A fragment produced during the degradation of a clot. The D here stands for domain. Dimer indicates two…
- Chickenpox rash Chickenpox rash: Chickenpox is characterized by a rash, often the first sign of the disease. The rash of…
- RRNA Ribosomal RNA, a molecular component of a ribosome, the cell's essential protein factory. Strictly speaking…
- Cryptosporidium See: Cryptosporidiosis
- Marshall W. Nirenberg A disorder characterized by advanced bone age at birth, broad forehead, prominent eyes, and small chin. There…
- Coated stent Also known as a medicated stent. A tiny cage coated with a drug to prop open an artery and prevent it from…
- Nonagenarian Someone in his or her ninties, that is, between 90 and 99 years of age. See also: Age by decade
- Gastrostomy, percutaneous endoscopic (PEG) A surgical procedure for placing a feeding tube without having to perform an open laparotomy (operation on…
- Recur To occur again. To return. Any symptom (such as fatigue), any sign (such as a heart murmur), or any disease…
- Keratitis Inflammation of the cornea (the transparent structure in the front of the eye).