LOW VISION MANAGEMENT OF KERATOCONUS

1. KERATOCONUS
B. OPTOM 2NDYR
DR.D.Y. PATILVIDYAPEETH PUNE
Prabin kumar chaudhary

2. DEFINITIION:-
 Keratoconus is a bilateral , non inflammatory ,
progressive ectasia of the cornea characterized by
thinning and steepening of the vision due to irregular
myopic astigmatism .
AREA AFFECTED:-
 Cornea
VISUAL DISTURBANCES:-
 Progressive decrease in visual acuity .
 No definite visual field defect but general distortion of
field is noted .
 Monocular diplopia may occur as the disorder progresses

3. LOW VISION MANAGEMENT OF KERATOCONUS
 A combination of piggyback lens system in case of RGP lens
intolerance
 Pinhole lens may be necessary to prevent “ Ghost Image’’ .
 CPF , tinted or filter lenses are helpful to avoid glare and
photophobia .
 Some response to magnification at distance and near with
more success with CCCTV at near .
Keratoconus manifests in adolescent years and can
progress slowly , stabilizing during middle age or can advance
rapidly requiring keratoplasty .