Study of Feasibility and Safety of Higher-Dose Dexmedetomidine in Special Outpatient Examination of Pediatric Ophthalmology

Figure 3

(a) The inner and outer canthus line across the central cornea; (b) inferior limbus does not exceed the inner and outer canthus lines; (c) inferior limbus exceeds the inner and outer canthus line.

(a)

(b)

(c)