Q11.2

Billable

ChapterQ00–Q99

Ranksubcategory

Official Description

Microphthalmos

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•Billable/specific code (valid for reimbursement).
•Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (Q00-Q99).

Instructional Notes

Includes

Cryptophthalmos NOS
Dysplasia of eye
Hypoplasia of eye
Rudimentary eye

Excludes1(Not coded here)

cryptophthalmos syndrome (Q87.0)

General instructions are available for the parent sections:

View CH17 Notes View Q10-Q18 Notes

Clinical Hierarchy

CH17Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

Q10-Q18Congenital malformations of eye, ear, face and neck (Q10-Q18)

Q11Anophthalmos, microphthalmos and macrophthalmos

Q11.2Microphthalmos

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Q11.2:

blockQ10-Q18

Congenital malformations of eye, ear, face and neck (Q10-Q18)

View context instructions

chapterCH17

Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0)

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Q11.2. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

5 raw paths

Cryptophthalmos1 unique routes

Direct index entry→Q11.2

Dysplasia1 unique routes

eye (congenital)→Q11.2

Hypoplasia, hypoplastic1 unique routes

eye→Q11.2

Microphthalmos, microphthalmia (congenital)1 unique routes

Direct index entry→Q11.2

Rudimentary (congenital)1 unique routes

eye→Q11.2