The lateral (humeral) axillary nodes are four to six nodes lying along the medial and posterior side of the axillary vein on the lateral wall of the axilla. They receive nearly all the lymph from the upper limb.
| Location | Lateral wall of the axilla, medial and posterior to the axillary vein (level I) |
|---|---|
| Receives lymph from |
|
| Lymphatic drainage |
Filter lymph from the arm, forearm and hand.
Infections of the hand and arm, such as cellulitis or an infected finger, produce tender enlargement of this group. They are felt by pressing toward the upper humerus with the arm slightly abducted. Lymph from the lateral forearm and thumb side bypasses them via the cephalic vessels to the infraclavicular and apical nodes.
Swollen tender lateral nodes following hand, finger or arm infections.
Spread of melanoma from the arm or hand to this node group.
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