Which procedure is suitable for astigmatism?
LASIK, SMILE and PRK can all treat astigmatism within limits set by your measurements. Larger amounts, or astigmatism from an irregular corneal surface, may point towards a different option entirely.
- Subject
- Vision correction
- Topic
- Comparing procedures
- Kind of question
- Which option…
- Procedures
- LASIK, SMILE, PRK
- Last reviewed
- 22 September 2026
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Where this answer sits
It is one of 483 answers in the vision and eye health knowledge base, filed under Vision correction & laser eye surgery in Comparing procedures . The subject page carries the answers either side of it, and the hub is searchable.
Subjects this question touches
The pages that answer the subject behind the question, rather than the question itself.
- Comparison LASIK vs SMILE
- Comparison LASIK vs PRK
- Comparison SMILE vs PRK
- Comparison SMILE Pro vs LASIK
- Condition Astigmatism
This information is for educational purposes and does not replace an examination by a qualified eye-care professional.
General answers cannot tell you what is happening in your own eyes. Only an examination by a qualified ophthalmologist can do that.
Sources & further reading
We prefer primary sources. Where a claim comes from a manufacturer, a single study or a regulator, it is labelled as such below.
- Small Incision Lenticule Extraction (SMILE)
A continuously updated clinical reference chapter covering SMILE indications, technique, outcomes and complications, written for clinicians.
Used for How the lenticule is created and removed; Indications and contraindications; Complication categories; Corneal biomechanics compared with flap-based surgery.
Link checked 22 September 2026
- Laser In Situ Keratomileusis (LASIK)
The equivalent clinical reference chapter for LASIK, used so that comparisons describe both procedures symmetrically.
Used for How LASIK creates and manages a corneal flap; LASIK complication categories.
Link checked 22 September 2026