I51.1
BillableRupture of chordae tendineae, not elsewhere classified
Rupture of chordae tendineae, not elsewhere classified
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 periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •transient cerebral ischemic attacks and related syndromesG45
Related Codes(8)
I51.0Cardiac septal defect, acquired
I51.2Rupture of papillary muscle, not elsewhere classified
I51.3Intracardiac thrombosis, not elsewhere classified
I51.4Myocarditis, unspecified
I51.5Myocardial degeneration
I51.7Cardiomegaly
I51.8Other ill-defined heart diseases
I51.9Heart disease, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(44)
SNOMED CT
- Abnormality of tricuspid chordae tendinae253385005
- Abnormality of tricuspid chords253385005
- CT - Abnormality of tricuspid chordae tendinae253385005
- Abnormality of mitral chordae tendinae253406008
- CT - Abnormality of mitral chordae tendinae253406008
- Mitral chordal abnormality253406008
- Abnormality of right atrioventricular valve chordae tendinae253473001
- Abnormality of right atrioventricular valve chords253473001
- CT - Abnormality of right atrioventricular chordae tendinae253473001
- Mitral chordae rupture270906004
- Rupture of chordae tendineae274098004
- Ruptured tricuspid chordae297197008
- Acute mitral regurgitation from chordal rupture371813006
- Acute mitral regurgitation373116009
- Rupture of right atrioventricular (nontricuspid) valve chordae tendinae457747007
- Rupture of right atrioventricular (not morphologically tricuspid) valve chordae tendinae457747007
- Rupture of left atrioventricular (nonmitral) valve chordae tendinae457777001
- Rupture of left atrioventricular (not morphologically mitral) valve chordae tendinae457777001
- Postprocedural mitral regurgitation703224006
- Postprocedural mitral valve regurgitation703224006
- Postprocedural mitral regurgitation due to papillary muscle and chordal damage703358001
- Postprocedural mitral valve regurgitation due to papillary muscle and chordal rupture703358001
Clinical Terms
- CT - Abnormality of mitral chordae tendinae
- Ruptured tricuspid chordae
- Abnormality of right atrioventricular valve chords
- Rupture of right atrioventricular (nontricuspid) valve chordae tendinae
- Abnormality of tricuspid chordae tendinae
- Rupture of right atrioventricular (not morphologically tricuspid) valve chordae tendinae
- Postprocedural mitral regurgitation
- Mitral chordae rupture
- CT - Abnormality of tricuspid chordae tendinae
- Postprocedural mitral valve regurgitation
- Acute mitral regurgitation from chordal rupture
- Rupture of left atrioventricular (nonmitral) valve chordae tendinae
- Postprocedural mitral valve regurgitation due to papillary muscle and chordal rupture
- Abnormality of mitral chordae tendinae
- Abnormality of right atrioventricular valve chordae tendinae
- Rupture of left atrioventricular (not morphologically mitral) valve chordae tendinae
- Acute mitral regurgitation
- Abnormality of tricuspid chords
- Postprocedural mitral regurgitation due to papillary muscle and chordal damage
- CT - Abnormality of right atrioventricular chordae tendinae
- Mitral chordal abnormality
Frequently Asked Questions
What is the ICD-10 code for rupture of chordae tendineae, not elsewhere classified?
The ICD-10-CM code for rupture of chordae tendineae, not elsewhere classified is I51.1. The full clinical description is "Rupture of chordae tendineae, not elsewhere classified". I51.1 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I51.1 mean?
ICD-10-CM code I51.1 represents “Rupture of chordae tendineae, not elsewhere classified”. It is classified under Chapter 9: Diseases of the Circulatory System and is a billable/specific code that can be used on a claim.
Is I51.1 a billable code?
Yes, I51.1 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I51.1 in?
I51.1 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What codes cannot be used with I51.1?
I51.1 has Excludes1 notes indicating codes that cannot be used together with it, including: any condition in I51.4-I51.9 due to hypertension (I11.-); any condition in I51.4-I51.9 due to hypertension and chronic kidney disease (I13.-); heart disease specified as rheumatic (I00-I09); and 1 more.
What SNOMED CT codes does I51.1 map to?
I51.1 maps to 12 SNOMED CT concepts: 253406008, 253473001, 253385005, 373116009, 371813006, and 7 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I51.1?
I51.1 is linked to 1 UMLS Concept Unique Identifier: C0494599. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I51.1 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like rupture of chordae tendineae, not elsewhere classified 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 I51.1?
I51.1 maps to the ICD-11 code: BC0Z (Heart valve diseases, unspecified).
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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.