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ICD-10-CM Codes
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A00-B99
Certain infectious and parasitic diseases
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A15-A19
Tuberculosis
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A18-
Tuberculosis of other organs
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2019 ICD-10-CM Diagnosis Code A18.2
Tuberculous peripheral lymphadenopathy
2016 2017 2018 2019 Billable/Specific Code
- A18.2 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2019 edition of ICD-10-CM A18.2 became effective on October 1, 2018.
- This is the American ICD-10-CM version of A18.2 - other international versions of ICD-10 A18.2 may differ.
Type 2 ExcludesType 2 Excludes Help
A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (A18.2) and the excluded code together.
- tuberculosis of bronchial and mediastinal lymph nodes (
ICD-10-CM Diagnosis Code A15.4
Tuberculosis of intrathoracic lymph nodes
2016 2017 2018 2019 Billable/Specific Code
Applicable To- Tuberculosis of hilar lymph nodes
- Tuberculosis of mediastinal lymph nodes
- Tuberculosis of tracheobronchial lymph nodes
Type 1 Excludes- tuberculosis specified as primary (A15.7)
- tuberculosis of mesenteric and retroperitoneal lymph nodes (
ICD-10-CM Diagnosis Code A18.39
Retroperitoneal tuberculosis
2016 2017 2018 2019 Billable/Specific Code
Applicable To- Tuberculosis of mesenteric glands
- Tuberculosis of retroperitoneal (lymph glands)
- tuberculous tracheobronchial adenopathy (
ICD-10-CM Diagnosis Code A15.4
Tuberculosis of intrathoracic lymph nodes
2016 2017 2018 2019 Billable/Specific Code
Applicable To- Tuberculosis of hilar lymph nodes
- Tuberculosis of mediastinal lymph nodes
- Tuberculosis of tracheobronchial lymph nodes
Type 1 Excludes- tuberculosis specified as primary (A15.7)
The following code(s) above
A18.2 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
A18.2:
- Tuberculosis (tb) adenitis
- Tuberculous adenitis
Clinical Information
- Infection of the lymph nodes by tuberculosis. Tuberculous infection of the cervical lymph nodes is scrofula.
ICD-10-CM A18.2 is grouped within Diagnostic Related Group(s) (MS-DRG v36.0):
- 814 Reticuloendothelial and immunity disorders with mcc
- 815 Reticuloendothelial and immunity disorders with cc
- 816 Reticuloendothelial and immunity disorders 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 A18.2 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
- Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
ICD-10-CM Diagnosis Code L02.91
Cutaneous abscess, unspecified
2016 2017 2018 2019 Billable/Specific Code
- scrofulous A18.2 (tuberculous)
- Adenitis - see also Lymphadenitis
- scrofulous A18.2 (tuberculous)
- strumous, tuberculous A18.2
- Bubo I88.8
ICD-10-CM Diagnosis Code I88.8
Other nonspecific lymphadenitis
2016 2017 2018 2019 Billable/Specific Code
- scrofulous A18.2 (tuberculous)
- Caseation lymphatic gland A18.2 (tuberculous)
- Disease, diseased - see also Syndrome
- scrofulous A18.2 (tuberculous)
- Lymphangitis I89.1
ICD-10-CM Diagnosis Code I89.1
Lymphangitis
2016 2017 2018 2019 Billable/Specific Code
Applicable To- Chronic lymphangitis
- Lymphangitis NOS
- Subacute lymphangitis
Type 1 Excludes- acute lymphangitis (L03.-)
- strumous, tuberculous A18.2
- Scrofula, scrofulosis A18.2 (tuberculosis of cervical lymph glands)
- 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 Billable/Specific Code
- abscess (respiratory) A15.9
ICD-10-CM Diagnosis Code A15.9
Respiratory tuberculosis unspecified
2016 2017 2018 2019 Billable/Specific Code
- lymph gland or node (peripheral) A18.2
- axilla, axillary A18.2 (gland)
- cervical A18.2 (lymph gland or node)
- glandular, general A18.2
- infraclavicular gland A18.2
- inguinal gland A18.2
- inguinalis A18.2
- neck gland A18.2
- scrofulous A18.2
- supraclavicular gland A18.2
- Ulcer, ulcerated, ulcerating, ulceration, ulcerative
- scrofulous A18.2 (tuberculous)
- strumous A18.2 (tuberculous)
ICD-10-CM Codes Adjacent To A18.2
A18.1 Tuberculosis of genitourinary system
A18.11 Tuberculosis of kidney and ureter
A18.12 Tuberculosis of bladder
A18.13 Tuberculosis of other urinary organs
A18.14 Tuberculosis of prostate
A18.15 Tuberculosis of other male genital organs
A18.17 Tuberculous female pelvic inflammatory disease
A18.18 Tuberculosis of other female genital organs
A18.2
Tuberculous peripheral lymphadenopathy
A18.3 Tuberculosis of intestines, peritoneum and mesenteric glands
A18.31 Tuberculous peritonitis
A18.39 Retroperitoneal tuberculosis
A18.4 Tuberculosis of skin and subcutaneous tissue
A18.5 Tuberculosis of eye
A18.51 Tuberculous episcleritis
A18.53 Tuberculous chorioretinitis
Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
