| ILM | insulin-like material; internal limiting membrane |
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| LIC | left internal carotid [artery]; limiting isorrheic concentration; local intravascular coagulation |
| limiting membrane of retina | One of two layers of the retina: (05 Mar 2000) |
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| limiting sulcus | The medial longitudinal groove on the inner surface of the neural tube separating the alar and basal plates. Synonym: sulcus limitans. (05 Mar 2000) |
| limiting sulcus of Reil | A saemicircular fissure demarcating the insula from the opercula above, below, and behind. Synonym: sulcus circularis insulae, circular sulcus of Reil, limiting sulcus of Reil. (05 Mar 2000) |
| limiting sulcus of rhomboid fossa | A lateral groove running the whole length of the floor of the rhomboid fossa on either side of the midline, representing the remains of the sulcus demarcating the alar (dorsal) from the basal (ventral) plate of the embryonic rhombencephalon. Synonym: sulcus limitans fossae rhomboideae. (05 Mar 2000) |