pectoral axillary lymph node nodus lymphaticus pectoralis axillae pectoral lymph node anterior axillary lymph node An axiallary lymph node along the lower border of the Pectoralis minor, in relation with the lateral thoracic artery. Their afferents drain the skin and muscles of the anterior and lateral thoracic walls, and the central and lateral parts of the mamma; their efferents pass partly to the central and partly to the subclavicular groups of axillary glands. FMA:14188 UBERON:0037501 superficial axillary lymph node