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Uptodate Reference Title
Newborn assessment of ocular distance
Newborn assessment of ocular distance
Distance between the eyes should be measured in newborn infants if the eye spacing appears abnormal. The standard values for the newborn include: Arrow A. Outer canthal distance ranges from 5.2 to 7.3 cm (2 to 2.9 inches). Arrow B. Inner canthal distance ranges from 1.5 to 2.55 cm (0.6 to 1 inch). Arrow C. Interpupillary distance ranges from 3.25 to 4.5 cm (1.3 to 1.8 inches).
Modified from: Feingold M, Bossert WH. Normal values for selected physical parameters: an aid to syndrome delineation. Birth Defects Orig Artic Ser 1974; 10:1.
