When rigid gas permeable contact lenses be used?

Rigid contact lenses are indicated in the following cases:

 

 

 

1. Regular astigmatism greater than one diopter

2. Irregular astigmatism

3. Patients with difficulty manipulating a hydrophilic contact lens

4. Postsurgical fits (e.g., postrefractive surgery, post–penetrating keratoplasty)

5. Corneal opacification

6. Myopia control