H18.31 Folds and rupture in Bowman's membraneNon-billable header with 4 child codes.
H18.311 Folds and rupture in Bowman's membrane, right eyeH18.312 Folds and rupture in Bowman's membrane, left eyeH18.313 Folds and rupture in Bowman's membrane, bilateralH18.319 Folds and rupture in Bowman's membrane, unspecified eyeH18.232 Secondary corneal edema, left eyeH18.233 Secondary corneal edema, bilateralH18.239 Secondary corneal edema, unspecified eyeH18.3 Changes of corneal membranesH18.30 Unspecified corneal membrane changeH18.31 Folds and rupture in Bowman's membrane (this code)H18.311 Folds and rupture in Bowman's membrane, right eyeH18.312 Folds and rupture in Bowman's membrane, left eyeH18.313 Folds and rupture in Bowman's membrane, bilateralH18.319 Folds and rupture in Bowman's membrane, unspecified eyeH18.32 Folds in Descemet's membrane