Screening criteria of ROP:
A. all infants with birth weight (BW) ≤1500 g or gestational age (GA) ≤30 weeks,
BW between 1500 g and 2000 g or GA >30 weeks whose clinical course places them at increased risk for ROP
C. all infants with birth weight (BW) ≤2000 g
D. GA ≤30 weeks whose clinical course places them at increased risk for ROP
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Treatment for ROP is based on disease severity, and the main treatment of ROP include:
A. Laser therapy
B. Vitrectomy
Cryotherapy
D. Anti-VEGF treatment
Which is correct about congenital esotropia:
A. Strabismus within 6 months after birth
B. Strabismus greater than 40 PD
C. Eyes can alternately look or cross look
D. No obvious diopter
Exotropia can be divided into
A. Congenital exotropia
B. Intermittent exotropia
C. Secondary exotropia
D. Constant exotropia
Regular astigmatism can be divided into
A. Irregular astigmatism
B. Astigmatism with the rule
C. Astigmatism against the rule
D. Oblique astigmatism
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