any structural anomaly of the small, migratory, phagocytic, interstitial cells derived from myeloid progenitor cells and found in the parenchyma of the central nervous system; microglia are scavengers, engulfing dead cells and other debris, and in Alzheimer's disease, microglia are found associated with dying nerve cells and amyloid plaques
abnormal Muller cell morphology
abnormal oligodendrocyte morphology +
abnormal osteoclast morphology +
abnormal peritoneal macrophage morphology
abnormal perivascular macrophage morphology
abnormal radial glial cell morphology +
abnormal spleen marginal zone macrophage morphology