Intraocular Lens Position and Anterior Chamber Parameters Evaluation After Nd:YAG Laser Posterior Capsulotomy for Posterior Capsular Opacification Using Anterior Segment Swept-Source Optical Coherence Tomography

Figures & data

Figure 1 Pre-procedure Anterion^® printout showing cornea, anterior chamber, lens, and pupil parameters.

Table 1 Anterior Segment Optical Coherence Tomography Parameters Comparison Before and One Month After Nd:YAG Laser Posterior Capsulotomy

Parameters	Before Capsulotomy	One Month After Capsulotomy	P-value
Anterior chamber depth (mm)	3.96±0.55	3.97±0.55	0.10
Anterior chamber angle 3 o’clock (^o)	49.23±12.34	47.81±9.92	0.809
Anterior chamber angle 9 o’clock (^o)	47.55±11.23	46.43±10.55	0.667
Anterior chamber volume (mm^3)	198.09±43.43	201.31±46.27	0.09
Central corneal thickness (µm)	552.79±39.90	553.26±41.42	0.615

Figure 2 Box plots of anterior segment optical coherence tomography parameters before and after Nd:YAG posterior capsulotomy.

Table 2 Visual and Refractive Results Before and One Month After Nd:YAG Laser Posterior Capsulotomy

Parameters	Before Capsulotomy	One Month After Capsulotomy	P-value
Spherical equivalent (diopters)	−0.15±0.84	−0.25±0.93	0.42
Distance corrected visual acuity (logMAR)	0.37±0.21	0.12±0.27	0.015

Figure 3 Scatter plot showing the anterior chamber depth variation after the Nd:YAG posterior capsulotomy according to axial length.