ICD-10-CM Diagnosis Code A18.7: Tuberculosis of adrenal glands

ICD-10-CM Diagnosis Code A18.7:Tuberculosis of adrenal glands

A18.7 is a billable and specific ICD-10-CM code. Accurate documentation of A18.7 facilitates proper diagnosis, effective management, and correct reimbursement.

This guideline will provide the use, official coding guidelines, and historical background of A18.7.

What is the ICD-10-CM Diagnosis Code for Tuberculosis of adrenal glands?

The ICD-10-CM diagnosis code for Tuberculosis of adrenal glands is A18.7.

Adrenal glands are small, triangle-shaped glands located on top of each kidney. They produce important hormones like cortisol, adrenaline, and aldosterone that help control blood pressure, metabolism, and the stress response.

Tuberculosis of the adrenal glands is a rare form of TB infection that damages the adrenal tissue. It can cause fatigue, weight loss, low blood pressure, darkening of the skin, and salt cravings are signs of adrenal insufficiency (Addison’s disease). 

The cause is usually the spread of Mycobacterium tuberculosis from the lungs. It often affects both glands and may go unnoticed until symptoms appear. Diagnosis includes blood tests, imaging, and TB screening.

Treatment involves anti-TB medications and hormone replacement therapy. Early diagnosis helps prevent long-term health issues.

Proper documentation using A18.7 ensures patients receive appropriate care and enables accurate healthcare reimbursement.

History Background of ICD-10-CM Diagnosis Code A18.7

The ICD-9-CM system, first introduced in 1979, provided the initial framework for coding diseases and health-related conditions in the United States.

The ICD-9-CM diagnosis code for Tuberculosis of adrenal glands is 017.60.This coding remained consistent from 1979 to 2015.

While the ICD-9-CM system offered a basic approach to disease classification, modern healthcare needs more detail and specificity.

To address this, the ICD-10-CM system was launched in 2015, introducing a more comprehensive and accurate coding structure.

The transition from ICD-9-CM to ICD-10-CM significantly improved the ability to document and analyze conditions such as Tuberculosis of adrenal glands.

The 2025 edition of ICD-10-CM A18.7 became effective on October 1, 2024.

YearICD-10-CM CodeDescription
2020A18.7No Change
2021A18.7No Change
2022A18.7No Change
2023A18.7No Change
2024A18.7No Change
2025A18.7No Change

Final Thoughts

Proper coding of A18.7 is essential for diagnosing and managing Tuberculosis of adrenal glands. A clear understanding of its History, and correct usage enhances medical documentation and ensures effective treatment, patient care, supports healthcare planning, and guarantees proper reimbursement for medical services.

About Author
content writer
Dr. Sehrish Bano, CPB & CPC

As a certified professional in both billing and coding, I specialize in streamlining healthcare revenue cycles and ensuring accurate claim submissions. With more than five years of experience serving the healthcare industry in the USA, I bring expertise in coding accuracy, compliance, and reimbursement optimization. My work focuses on reducing errors, improving efficiency, and supporting providers in delivering quality care without administrative hurdles. I am committed to helping healthcare organizations achieve financial stability and compliance through reliable billing and coding practices.

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