Choroidal Structural Changes of Posterior Subtenon Triamcinolone Acetonide Injection in Eyes with Refractory Diabetic Macular Edema

Table 2

Changes of choroidal parameters in eyes with refractory DME after switching to PSTA treatment.

	Baseline	1 week	1 month
LA (mm^2)	0.35 ± 0.10	0.34 ± 0.09	0.32 ± 0.09
TCA (mm^2)	0.55 ± 0.13	0.54 ± 0.14	0.52 ± 0.11
CVI (%)	64.4 ± 5.6	63.5 ± 6.1	61.6 ± 5.9
SFCT (μm)	304.2 ± 59.9	300.5 ± 56.4	293.5 ± 58.7

vs. the baseline value.