microaneurysm mi·cro·an·eu·rysm (mī’krō-ān’yə-rĭz’əm)
A focal dilation of the venous end of retinal capillaries occurring in diabetes mellitus, retinal vein obstruction, and absolute glaucoma.


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    microangiography mi·cro·an·gi·og·ra·phy (mī’krō-ān’jē-ŏg’rə-fē) n. Radiography of the minute blood vessels of an organ obtained by injection of a contrast medium and enlargement of the resulting radiograph.

  • Microangiopathic hemolytic anemia

    microangiopathic hemolytic anemia mic·ro·an·gi·o·path·ic hemolytic anemia (mī’krō-ān’jē-ə-pāth’ĭk) n. The fragmentation of red blood cells because of narrowing or obstruction of small blood vessels.

  • Microangiopathy

    [mahy-kroh-an-jee-op-uh-thee] /ˌmaɪ kroʊˌæn dʒiˈɒp ə θi/ noun, Pathology. 1. any disease of the small blood vessels. microangiopathy mi·cro·an·gi·op·a·thy (mī’krō-ān’jē-ŏp’ə-thē) n. See capillaropathy. mi’cro·an’gi·o·path’ic (-ə-pāth’ĭk) adj.

  • Microarchitecture

    noun a very small-scale structure; microscopic architecture

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