| cryptosporidium | A small intestinal parasite which commonly causes infection in only the immunocompromised host, such as the patient with AIDS. Symptoms of Cryptosporidium enterocolitis include watery diarrhoea, abdominal pain, flatulence and fever. Transmission is from faeces to mouth and from tainted water. Poor sanitation is a risk factor. Treatment is largely supportive. Antibiotics may be used in some cases. (27 Sep 1997) |
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| cryptosporidium parvum | A species of parasitic protozoa that infects humans and most domestic mammals. Its oocysts measure five microns in diameter. These organisms exhibit alternating cycles of sexual and asexual reproduction. (12 Dec 1998) |
| Cryptostroma corticale | A species of fungus that is a common allergen, growing profusely under the bark of stacked maple logs; handlers who inhale the massive number of spores may develop pneumonitic as well as allergic reactions, including maple bark disease. Origin: crypto-+ G. Stroma, bed (05 Mar 2000) |
| cryptotia | A deformity, usually congenital, in which the superior portion of the auricle is hidden under the scalp. Origin: crypto-+ G. Otos, ear (05 Mar 2000) |
| cryptoxanthin | (3R)-b,beta-Caroten-3-ol; beta-caroten-3-ol;carotenoid (specifically, a xanthophyll) yielding 1 mole of vitamin A per mole. Found in many fruits and berries. (05 Mar 2000) |
| cryptozoite | The exoerythrocyte stage of the malarial organism that develops directly from the sporozoite inoculated by the infected mosquito; development of the first generation of merozoites in vertebrate host tissues occurs in the liver parenchyma. Origin: crypto-+ G. Zoe, life (05 Mar 2000) |
| cryptozygous | Having a narrow face as compared with the width of the cranium, so that, when the skull is viewed from above, the zygomatic arches are not visible. Origin: crypto-+ G. Zygon, yoke (05 Mar 2000) |