<prompt> KISA is associated withKeratoconusKeratoglobusHypermetropia with astigmatismTerriens marginal degeneration  <response>: Answer- A. KeratoconusThe KISA index is used in cases ofkeratoconus and is derived using 4 indices:Central keratometry KInferior- Superior keratometry I-SAstigmatism Index AST 