MICROANATOMY

Detailed explanation-1: -The lymph nodes in the armpit are called axillary lymph nodes. An ALND is also called axillary dissection, axillary node dissection or axillary lymphadenectomy. The lymph nodes are part of the lymphatic system.

Detailed explanation-2: -The axillary lymph nodes reside in the axillary pad of fat and fall into five groups. [3] Every group of lymph nodes receives lymph from a specified, nearby region. Anterior (pectoral) lymph nodes are along the inferior border of pectoralis minor, near the lateral thoracic vessels.

Detailed explanation-3: -The axilla is an anatomical region under the shoulder joint where the arm connects to the shoulder. It contains a variety of neurovascular structures, including the axillary artery, axillary vein, brachial plexus, and lymph nodes.