Preferred Label : Margin Reflex Distance 1;
NCIt related terms : MRD1; Marginal Reflex Distance 1; Margin to Reflex Distance 1;
NCIt definition : A measurement of the distance between the corneal light reflection to the central
upper-eyelid margin, with the patient's gaze in the primary position (i.e., straight
ahead).;
Alternative definition : CDISC: A measurement of the distance between the corneal light reflex to the central
upper-eyelid margin, with the patient's gaze in the primary position (i.e., straight
ahead).;
NCI Metathesaurus CUI : CL1794597;
Origin ID : C189624;
UMLS CUI : C5708642;
Semantic type(s)
concept_is_in_subset