2022 ICD-10-CM Diagnosis Code A18.84

Tuberculosis of heart

    2016 2017 2018 2019 2020 2021 2022 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 2022 edition of ICD-10-CM A18.84 became effective on October 1, 2021.
  • 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:
  • A00-B99
    2022 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • A15-A19
    2022 ICD-10-CM Range A15-A19

    Tuberculosis

    Includes
    • infections due to Mycobacterium tuberculosis and Mycobacterium bovis
    Type 1 Excludes
    • congenital tuberculosis (P37.0)
    • nonspecific reaction to test for tuberculosis without active tuberculosis (R76.1-)
    • pneumoconiosis associated with tuberculosis, any type in A15 (J65)
    • positive PPD (R76.11)
    • positive tuberculin skin test without active tuberculosis (R76.11)
    • sequelae of tuberculosis (B90.-)
    • silicotuberculosis (J65)
    Tuberculosis
Approximate Synonyms
  • 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 v39.0):
  • 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
Code annotations containing back-references to A18.84:
  • Type 1 Excludes: I32
    , I41
    , I39
    , I43
    ICD-10-CM Diagnosis Code I32

    Pericarditis in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease
    Type 1 Excludes
    ICD-10-CM Diagnosis Code I41

    Myocarditis in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code Manifestation Code
    Code First
    Type 1 Excludes
    ICD-10-CM Diagnosis Code I39

    Endocarditis and heart valve disorders in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code Manifestation Code
    Code First
    • underlying disease, such as:
    • Q fever (A78)
    Type 1 Excludes
    ICD-10-CM Diagnosis Code I43

    Cardiomyopathy in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code Manifestation Code
    Code First
    Type 1 Excludes

Diagnosis Index entries containing back-references to A18.84:
  • Adhesions, adhesive (postinfective) K66.0
    ICD-10-CM Diagnosis Code K66.0

    Peritoneal adhesions (postprocedural) (postinfection)

      2016 2017 2018 2019 2020 2021 2022 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 Billable/Specific Code
      Applicable To
      • Accretio cordis
      • Adherent pericardium
      • Adhesive mediastinopericarditis
      • tuberculous A18.84
  • Cardiomyopathy (familial) (idiopathic) I42.9
    ICD-10-CM Diagnosis Code I42.9

    Cardiomyopathy, unspecified

      2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
    Applicable To
    • Cardiomyopathy (primary) (secondary) NOS
    • tuberculous A18.84
  • 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 Billable/Specific Code
    Applicable To
    • Chronic (interstitial) myocarditis
    • Myocardial fibrosis
    • Myocarditis NOS
    Type 1 Excludes
    • acute or subacute myocarditis (I40.-)
    • tuberculous A18.84
  • 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 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 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
A18.52 Tuberculous keratitis
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
A18.85 Tuberculosis of spleen
A18.89 Tuberculosis of other sites
A19 Miliary tuberculosis
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
A20 Plague
A20.0 Bubonic plague

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.