part of part of anatomical space ventricular system choroidal fissure choroidal fissure of lateral ventricle UMLS:C0262212 ventricular system choroid fissure EHDAA:7567 EHDAA2:0000250 VHOG:0001756 chorioidal fissure lateral ventricle choroid fissure NCIT:C32311 The narrow cleft along the medial wall of the lateral ventricle along the margins of which the choroid plexus is attached; it lies between the upper surface of the thalamus and lateral edge of the fornix in the central part of the ventricle and between the terminal stria and fimbria hippocampi in the inferior horn[ZFA]. neuronames:24 choroid fissure not to be confused with optic fissure. the choroidal fissure is a subarachnoid space (via subarachnoid fissure in FMA) choroidal fissure TAO:0001075 Most ontologies appear to have switched to using less confusing primary terms for optic and choroidal fissues. Still need to check FMA - two possible terms? CARO - is this a groove or a space or a line? DHBA:12094 chorioid fissure BAMS:chfl choroidal fissures FMA:83715 ZFA:0001075 FMA:74512 UBERON:0002192 MBA:116 choroid invagination relate to lateral ventricle? BAMS:chf EMAPA:17768 EMAPA:17548 ventricle of nervous system optic fissure