sinus rhomboidalis
rhom·boi·dal si·nus
, sinus rhomboidalisa dilation of the central canal of the spinal cord in the lumbar region.
Synonym(s): rhombocele
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sinus rhomboidalis
(1) Cavity of septum pellucidum; cavum septi pellucidi [NA6].(2) Terminal ventricle of spinal cord; ventriculus terminalis medullae spinalis [NA6].
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rhom·boi·dal si·nus
, sinus rhomboidalis (rom-boy'dăl sī'nŭs, rom'boy-dā'lis)A dilation of the central canal of the spinal cord in the lumbar region.
Synonym(s): rhombocele.
Synonym(s): rhombocele.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012