Keratoconus in a patient with Alport syndrome: A case report

Table 1 Parameters from the patient’s initial and follow-up encounters

Encounter	Initial encounter	2 mo follow up	Initial encounter	2 mo follow up
Eye	OD	OD	OS	OS
Vision Acuity
UDVA	20/60-	20/60	20/30-	20/40
BCVA	20/30	20/25-2	20/30	20/25+
Man. Refraction	-1.50-1.75 x 031	-0.75-2.25 x 037	-1.00-2.75 x 149	-0.75-3.75 x 147
Tomography
Front
K1 (flat)	47.0 D	46.7 D	47.1 D	47.1 D
K2 (steep)	48.9 D	49.5 D	49.6 D	50.1 D
Km	47.9 D	48.1 D	48.3 D	48.5 D
Axis	31.0°	36.1°	146.4°	148.7°
Back
K1	-6.5	-6.5	-6.7	-6.7
K2	-6.9	-6.9	-6.9	-7.0
Km	-6.7	-6.7	-6.8	-6.8
Axis	40.3°	53.6°	123.9°	134.2°
Pachymetry
Pupil center	506 μm	502 μm	474 μm	472 μm
Pachy apex	505 μm	499 μm	472 μm	463 μm
Thinnest	496 μm	489 μm	454 μm	448 μm

UDVA: Uncorrected distance visual acuity; BCVA: Corrected distance visual acuity; Km: Mean keratometry.