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Greek -ῖτις (-îtis) fem. form of -ίτης (-ítēs), pertaining to, because it was used with the feminine noun νόσος (nósos, disease), thus -îtis nósos, disease of the, disease pertaining to tonsillitis-ium: structure, tissue Latin -ium, aggregation or mass of (such as tissue) pericardium
The tissue is then prepared for viewing under a microscope using either chemical fixation or frozen section. If a large sample is provided e.g. from a surgical procedure then a pathologist looks at the tissue sample and selects the part most likely to yield a useful and accurate diagnosis - this part is removed for examination in a process ...
The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition (DSM-5) [5] classifies the condition under "Other Specified Obsessive-Compulsive and Related Disorder" (300.3) as a body-focused repetitive behavior; the DSM-5 uses the more descriptive terms lip biting and cheek chewing (p. 263) instead of morsicatio buccarum.
The process involves the extraction of sample cells or tissues for examination to determine the presence or extent of a disease. The tissue is then fixed, dehydrated, embedded, sectioned, stained and mounted [ 1 ] before it is generally examined under a microscope by a pathologist ; it may also be analyzed chemically.
Coeliac disease – Coeliac disease or celiac disease is a long-term autoimmune disorder that primarily affects the small intestine. [125] Classic symptoms include gastrointestinal problems such as chronic diarrhoea , abdominal distention , malabsorption , loss of appetite and among children failure to grow normally . [ 126 ]
Suffixes are attached to the end of a word root to add meaning such as condition, disease process, or procedure. In the process of creating medical terminology, certain rules of language apply. These rules are part of language mechanics called linguistics. The word root is developed to include a vowel sound following the term to add a smoothing ...
The Brudziński cheek sign or Brudziński's cheek phenomenon is a clinical sign in which pressure on the cheek elicits a reflex action, usually a twitching of the area near the eye or upper lip, and flexion of the forearm when pressure is applied to upper arm with a sphygmomanometer.
Biological tissue has little inherent contrast in either the light or electron microscope. [17] Staining is employed to give both contrast to the tissue as well as highlighting particular features of interest. When the stain is used to target a specific chemical component of the tissue (and not the general structure), the term histochemistry is ...