H49.20
BillableSixth [abducent] nerve palsy, unspecified eye
Sixth [abducent] nerve palsy, unspecified eye
Coding Notes
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •diabetes mellitus related eye conditions, , ,E09.3, E10.3, E11.3, E13.3
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury (trauma) of eye and orbitS05
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •syphilis related eye disorders, , ,A50.01, A50.3, A51.43, A52.71
- •nystagmus and other irregular eye movementsH55
- •internal ophthalmoplegiaH52.51
- •internuclear ophthalmoplegiaH51.2
- •progressive supranuclear ophthalmoplegiaG23.1
Related Codes(3)
Also Known As / Clinical Terms(55)
SNOMED CT
- Abnormal nervous system function13028004
- Abnormal neurological function13028004
- Oculomotor nerve finding106153001
- Third cranial nerve finding106153001
- Fourth cranial nerve finding106154007
- Trochlear nerve finding106154007
- Abducens nerve finding106156009
- Sixth cranial nerve finding106156009
- 6th nerve palsy398760006
- Abducens (sixth) nerve palsy398760006
- Abducens nerve palsy398760006
- Abducens nerve paralysis398760006
- Abducens nerve paresis398760006
- Lateral rectus muscle denervation paresis398760006
- Sixth cranial nerve palsy398760006
- Sixth nerve palsy398760006
- VI nerve palsy398760006
- Abducens nerve disease398925009
- Abducens nerve disorder398925009
- Lateral rectus muscle innervation disorder398925009
- Sixth cranial nerve disease398925009
- Sixth cranial nerve disorder398925009
- Abducens nerve weakness398963001
- Sixth cranial nerve weakness398963001
- Congenital sixth nerve palsy400945000
- Nuclear abducens nerve palsy1231192000
- Cranial nerves three, four and six abnormal450291000124108
Clinical Terms
- Congenital sixth nerve palsy
- Abducens (sixth) nerve palsy
- Sixth cranial nerve disorder
- VI nerve palsy
- Abducens nerve palsy
- Abducens nerve disorder
- Cranial nerves three, four and six abnormal
- Sixth cranial nerve disease
- Oculomotor nerve finding
- 6th nerve palsy
- Sixth nerve palsy
- Abnormal nervous system function
- Third cranial nerve finding
- Nuclear abducens nerve palsy
- Abnormal neurological function
- Abducens nerve weakness
- Fourth cranial nerve finding
- Sixth cranial nerve palsy
- Sixth cranial nerve weakness
- Lateral rectus muscle innervation disorder
- Abducens nerve paresis
- Lateral rectus muscle denervation paresis
- Abducens nerve finding
- Abducens nerve disease
- Trochlear nerve finding
- Abducens nerve paralysis
- Sixth cranial nerve finding
Frequently Asked Questions
What is the ICD-10 code for sixth [abducent] nerve palsy, unspecified eye?
The ICD-10-CM code for sixth [abducent] nerve palsy, unspecified eye is H49.20. The full clinical description is "Sixth [abducent] nerve palsy, unspecified eye". H49.20 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code H49.20 mean?
ICD-10-CM code H49.20 represents “Sixth [abducent] nerve palsy, unspecified eye”. It is classified under Chapter 7: Diseases of the Eye and Adnexa and is a billable/specific code that can be used on a claim.
Is H49.20 a billable code?
Yes, H49.20 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is H49.20 in?
H49.20 is in Chapter 7: Diseases of the Eye and Adnexa (codes H00-H59).
What SNOMED CT codes does H49.20 map to?
H49.20 maps to 10 SNOMED CT concepts: 398760006, 398925009, 106156009, 398963001, 13028004, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for H49.20?
H49.20 is linked to 1 UMLS Concept Unique Identifier: C2881288. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does H49.20 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like sixth [abducent] nerve palsy, unspecified eye 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 H49.20?
There is no direct ICD-11 mapping available for H49.20 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.