A fluid-filled cavity of the brainstem, analogous to syringomyelia. [syringo- + L. bulbus, bulb (medulla oblongata)]
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sy·rin·go·bul·bia sə-.riŋ-gō-'bəl-bē-ə n the presence of abnormal cavities in the medulla oblongata
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n.
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sy·rin·go·bul·bia (sĭ-ringґgo-bulґbe-ə) [syringo- + bulb- + -ia] syringomyelia in which the cavity extends to involve the medulla oblongata. Cf. hydromyelia.Medical dictionary. 2011.