| NV | nausea and vomiting; negative variation; neovascularization; next visit; nonveteran; normal value; n... |
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| NVD | nausea, vomiting, and diarrhea; neck vein distention; neovascularization of the disk; neurovesicle d... |
| OB | 1) Occult Blood 2) OBstetrics; 산과학 |
| AOIVM | angiographically occult intracranial vascular malformation |
| FOB | fecal occult blood; feet out of bed; fiberoptic bronchoscopy; foot of bed; functional observational ... |
| central areolar choroidal sclerosis | A slowly progressive pigmentary degeneration in young persons; characterised by black foci closely set together and coalescent at the posterior pole and macular region. Synonym: central areolar choroidal atrophy, central areolar choroidal sclerosis. (05 Mar 2000) |
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| choroidal | Relating to the choroid (choroidea). (05 Mar 2000) |
| choroidal fissure | The narrow cleft along the medial wall of the lateral ventricle along the margins of which the choroid plexus is attached; it lies between the upper surface of the thalamus and lateral edge of the fornix in the central part of the ventricle and between the terminal stria and fimbria hippocampi in the inferior horn. Synonym: fissura choroidea. (05 Mar 2000) |
| choroidal ring | A lightly pigmented crescent or ring adjacent to the optic disk. (05 Mar 2000) |
| choroidal vascular atrophy | Atrophy affecting either all choroidal vessels or only the choriocapillaris, occurring either diffusely or confined to the posterior pole of the eye. (05 Mar 2000) |
| posterior choroidal artery | <anatomy, artery> One of several choroid branches of the P2 segment of the posterior cerebral artery that supply the choroid plexus of the body of the lateral ventricle and of the third ventricle. Synonym: arteria choroidea posterior. (05 Mar 2000) |
| progressive choroidal atrophy | An x chromosome-linked abnormality characterised by atrophy of the choroid and degeneration of the retinal pigment epithelium causing night blindness. (12 Dec 1998) |