ICD-11 classes
11 Diseases of the circulatory system
Neoplasms of the circulatory system
2E81 — Benign vascular neoplasms
2E81.1 — Benign lymphatic neoplasms

ICD-11 2E81.1 — Benign lymphatic neoplasms

Benign circumscribed or diffuse neoplasms of lymphatic vessels. They are are much less common than lymphatic malformations and are distinguished from the latter by proliferative growth and the potential to become widely disseminated.

The diagnosis includes nothing.

Diagnosis with code 2E81.1 contains 4 clarifying diagnoses:

1. 2E81.10 — Disseminated lymphangiomatosis
2. 2E81.11 — Acquired progressive lymphangioma
3. 2E81.1Y — Other specified benign lymphatic neoplasms
4. 2E81.1Z — Benign lymphatic neoplasms, unspecified

The diagnosis is coded elsewhere:

• Benign vascular neoplasms #2590
• Benign lymphatic neoplasms #2596