Q13.1

Billable

Absence of iris

Absence of iris

Status

Billable / Specific

Parent Code

Q13

ICD-11 Mapping

1 equivalent

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Aniridia

Excludes 2

Conditions not included here, but the patient may have both

Use Additional Code

Additional codes that should follow this code

Related Codes(7)
Q13.0

Coloboma of iris

BillableQ13.2

Other congenital malformations of iris

BillableQ13.3

Congenital corneal opacity

BillableQ13.4

Other congenital corneal malformations

BillableQ13.5

Blue sclera

BillableQ13.8

Other congenital malformations of anterior segment of eye

Q13.9

Congenital malformation of anterior segment of eye, unsp

Billable
ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

LA11.3AniridiaequivalentPrimary
Also Known As / Clinical Terms(82)

SNOMED CT

UMLS

Clinical Terms

  • Absent iris
  • Irideremia
  • Congenital aniridia of left eye
  • WAGR (Wilms tumour, aniridia, genitourinary anomalies and mental retardation) syndrome
  • Congenital Aniridia
  • 11p partial monosomy syndrome
  • Congenital aniridia of right eye
  • Agenesis of iris
  • AN1
  • Congenital absence of the kidney
  • Congenital aniridia (disorder)
  • Congenital aniridia of both eyes
  • Deletion of part of chromosome 11
  • Renal agenesis
  • Aniridia type 2
  • Congenital aniridia of bilateral eyes
  • Congenital anomaly of patella
  • ANIRIDIA
  • Wilms tumour, aniridia, genitourinary anomalies and mental retardation syndrome
  • AN2
  • Chromosome 11p13 deletion syndrome
  • Aniridia and intellectual disability syndrome
  • Aniridia, renal agenesis, psychomotor retardation syndrome
  • WAGR (Wilms tumor, aniridia, genitourinary anomalies and mental retardation) syndrome
  • Wilms tumor, aniridia, genitourinary anomalies and mental retardation syndrome
  • Aniridia and absent patella syndrome
  • Bilateral congenital aniridia of eyes
  • WAGR syndrome
  • Aniridia, ptosis, intellectual disability, familial obesity syndrome
  • Aplasia of iris
  • Sommer Rathbun Battles syndrome
  • Aniridia type 1
  • Congenital absence of iris
  • Irideraemia
  • anirida
Frequently Asked Questions
What is the ICD-10 code for absence of iris?

The ICD-10-CM code for absence of iris is Q13.1. The full clinical description is "Absence of iris". Q13.1 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code Q13.1 mean?

ICD-10-CM code Q13.1 represents “Absence of iris”. It is classified under Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities and is a billable/specific code that can be used on a claim.

Is Q13.1 a billable code?

Yes, Q13.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is Q13.1 in?

Q13.1 is in Chapter 17: Congenital Malformations, Deformations and Chromosomal Abnormalities (codes Q00-Q99).

Are additional codes required with Q13.1?

Yes, when using Q13.1, also report: associated glaucoma (H42).

What SNOMED CT codes does Q13.1 map to?

Q13.1 maps to 15 SNOMED CT concepts: 4135001, 253231007, 253232000, 69278003, 720467005, and 10 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for Q13.1?

Q13.1 is linked to 1 UMLS Concept Unique Identifier: C0003076. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does Q13.1 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like absence of iris affect a person's functioning: body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.

What is the ICD-11 equivalent of Q13.1?

Q13.1 maps to the ICD-11 code: LA11.3 (Aniridia).

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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.