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ICD-10-CM Codes
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A00-B99
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A15-A19
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2023 ICD-10-CM Diagnosis Code A18.84
2023 ICD-10-CM Diagnosis Code A18.84
Tuberculosis of heart
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- A18.84 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2023 edition of ICD-10-CM A18.84 became effective on October 1, 2022.
- This is the American ICD-10-CM version of A18.84 - other international versions of ICD-10 A18.84 may differ.
Applicable To- Tuberculous cardiomyopathy
- Tuberculous endocarditis
- Tuberculous myocarditis
- Tuberculous pericarditis
The following code(s) above
A18.84 contain annotation back-references
Annotation Back-References
In this context, annotation back-references refer to codes that contain:
- Applicable To annotations, or
- Code Also annotations, or
- Code First annotations, or
- Excludes1 annotations, or
- Excludes2 annotations, or
- Includes annotations, or
- Note annotations, or
- Use Additional annotations
that may be applicable to
A18.84:
- Tuberculosis (tb) of heart
Clinical Information
- Inflammation of the sac surrounding the heart (pericardium) due to mycobacterium tuberculosis infection. Pericarditis can lead to swelling (pericardial effusion), compression of the heart (cardiac tamponade), and preventing normal beating of the heart.
ICD-10-CM A18.84 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
- 867 Other infectious and parasitic diseases diagnoses with mcc
- 868 Other infectious and parasitic diseases diagnoses with cc
- 869 Other infectious and parasitic diseases diagnoses without cc/mcc
- 974 Hiv with major related condition with mcc
- 975 Hiv with major related condition with cc
- 976 Hiv with major related condition without cc/mcc
Convert A18.84 to ICD-9-CM
Code History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
Code annotations containing back-references to A18.84:
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Type 1 Excludes: I32, I39, I43, I41
ICD-10-CM Diagnosis Code I32
Pericarditis in diseases classified elsewhere
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
ICD-10-CM Diagnosis Code I39
Endocarditis and heart valve disorders in diseases classified elsewhere
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
Code First- underlying disease, such as:
- Q fever (A78)
ICD-10-CM Diagnosis Code I43
Cardiomyopathy in diseases classified elsewhere
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
ICD-10-CM Diagnosis Code I41
Myocarditis in diseases classified elsewhere
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Manifestation Code
- Adhesions, adhesive (postinfective) K66.0
ICD-10-CM Diagnosis Code K66.0
Peritoneal adhesions (postprocedural) (postinfection)
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Adhesions (of) abdominal (wall)
- Adhesions (of) diaphragm
- Adhesions (of) intestine
- Adhesions (of) male pelvis
- Adhesions (of) omentum
- Adhesions (of) stomach
- Adhesive bands
- Mesenteric adhesions
Type 1 Excludes- female pelvic adhesions [bands] (N73.6)
- peritoneal adhesions with intestinal obstruction (K56.5-)
- pericardium (nonrheumatic) I31.0
ICD-10-CM Diagnosis Code I31.0
Chronic adhesive pericarditis
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Accretio cordis
- Adherent pericardium
- Adhesive mediastinopericarditis
- Cardiomyopathy (familial) (idiopathic) I42.9
ICD-10-CM Diagnosis Code I42.9
Cardiomyopathy, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Cardiomyopathy (primary) (secondary) NOS
- Myocarditis (with arteriosclerosis)(chronic)(fibroid) (interstitial) (old) (progressive) (senile) I51.4
ICD-10-CM Diagnosis Code I51.4
Myocarditis, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Chronic (interstitial) myocarditis
- Myocardial fibrosis
- Myocarditis NOS
Type 1 Excludes- acute or subacute myocarditis (I40.-)
- Pericarditis (with decompensation) (with effusion) I31.9
ICD-10-CM Diagnosis Code I31.9
Disease of pericardium, unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
Applicable To- Pericarditis (chronic) NOS
- fibrinocaseous A18.84 (tuberculous)
- tuberculous A18.84
- Tuberculosis, tubercular, tuberculous (calcification) (calcified) (caseous) (chromogenic acid-fast bacilli) (degeneration) (fibrocaseous) (fistula) (interstitial) (isolated circumscribed lesions) (necrosis) (parenchymatous) (ulcerative) A15.9
ICD-10-CM Diagnosis Code A15.9
Respiratory tuberculosis unspecified
2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
- endocarditis A18.84
- aortic A18.84
- mitral A18.84
- pulmonary A18.84
- tricuspid A18.84
- adherent pericardium A18.84
- cardiomyopathy A18.84
- heart A18.84
- myocardium, myocarditis A18.84
- pericardium, pericarditis A18.84
ICD-10-CM Codes Adjacent To A18.84
A18.53 Tuberculous chorioretinitis
A18.54 Tuberculous iridocyclitis
A18.59 Other tuberculosis of eye
A18.6 Tuberculosis of (inner) (middle) ear
A18.7 Tuberculosis of adrenal glands
A18.8 Tuberculosis of other specified organs
A18.81 Tuberculosis of thyroid gland
A18.82 Tuberculosis of other endocrine glands
A18.83 Tuberculosis of digestive tract organs, not elsewhere classified
A18.84
Tuberculosis of heart
A18.89 Tuberculosis of other sites
A19.0 Acute miliary tuberculosis of a single specified site
A19.1 Acute miliary tuberculosis of multiple sites
A19.2 Acute miliary tuberculosis, unspecified
A19.8 Other miliary tuberculosis
A19.9 Miliary tuberculosis, unspecified
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
