H33.1
Non-billableRetinoschisis and retinal cysts
Retinoschisis and retinal cysts
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
- diabetes mellitus related eye conditions (E09.3-, E10.3-, E11.3-, E13.3-)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury (trauma) of eye and orbit (S05.-)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
- syphilis related eye disorders (A50.01, A50.3-, A51.43, A52.71)
Child Codes (4)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code H33.1?
ICD-10-CM code H33.1 represents "Retinoschisis and retinal cysts". It is a non-billable header code — use a more specific child code for billing purposes.
Is H33.1 a billable code?
No, H33.1 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 4 child codes under H33.1.
What chapter is H33.1 in?
H33.1 is in Chapter 7: Diseases of the Eye and Adnexa (codes H00-H59).
What codes cannot be used with H33.1?
H33.1 has Excludes1 notes indicating codes that cannot be used together with it, including: detachment of retinal pigment epithelium (H35.72-, H35.73-); congenital retinoschisis (Q14.1); microcystoid degeneration of retina (H35.42-).
What are the subcategories under H33.1?
H33.1 has 4 child codes, including: H33.10 (Unspecified retinoschisis), H33.11 (Cyst of ora serrata), H33.12 (Parasitic cyst of retina), H33.19 (Other retinoschisis and retinal cysts).
What are the UMLS CUIs for H33.1?
H33.1 is linked to 1 UMLS Concept Unique Identifier: C0154816. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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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.