Leukocoria
A white pupillary reflex. When one shines a bright light on the pupil, it normally appears red. In leukocoria, the light makes the pupil look white. This occurs with a number of eye diseases including congenital cataract and retinoblastoma (a malignancy of the retina).
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- Leukocyte count
A white blood cell (WBC) count.
- Leukocyte, granular
Neutrophils have “neutral” subtle granules; Eosinophils have prominent granules that stain readily with the acid dye eosin; and Basophils have prominent granules that stain readily basic (non acidic) dyes. This classification dates back to a time when certain structures could be identified in cells by histochemistry, but the functions of these intracellular structures were still […]
- Leukocytes
White Blood Cells that help the body fight infections and other diseases. Also called white blood cells (WBCs).
- Leukocytosis
A condition in which the number of white blood cells is higher than normal.
- Leukodystrophy
A disorder of the white matter of the brain. The white matter mainly consists of nerve fibers rather than nerve cells themselves, and it is concerned with conduction of nerve impulses.