Kaposi's sarcoma of left lung

This code signifies a malignant neoplasm characterized by the proliferation of endothelial cells, specifically located within the left lung. Kaposi's sarcoma is often associated with human herpesvirus 8 (HHV-8) infection and is frequently seen in immunocompromised individuals.

Apply this code when documentation explicitly states a diagnosis of Kaposi's sarcoma affecting the left lung. This typically occurs in patients with HIV/AIDS or other immunosuppressive conditions. Supporting documentation should include pathology reports confirming Kaposi's sarcoma and imaging studies indicating a left lung lesion.

• Ensure laterality is clearly documented as "left lung" to support this specific code.
• Always code the underlying cause, such as HIV infection (B20), if applicable, in addition to the Kaposi's sarcoma.
• Distinguish from other primary or secondary lung malignancies; pathology confirmation is crucial.