Lymph nodes of the arm
Axillary and arm lymph nodes
Immune filters in the armpit and elbow that drain the arm and chest wall.
What it does
Most lymph from the arm and the side of the chest drains to a group of lymph nodes in the armpit. Smaller nodes sit near the elbow. Because they also drain the breast, the armpit nodes are checked in breast cancer care.
Nearby
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Sources
Drafted with AI help; awaiting a human fact-check against these sources.
Open in the 3D atlas · Suggest a correction · Not medical advice.
3D models: Z-Anatomy & BodyParts3D (CC BY-SA 4.0 / 2.1 JP). Card text CC BY 4.0.