Download Preauricular Lymph Nodes Drainage Background. Some medical problems, such as infections, can cause them to swell. The lymph drainage is pumped out from the lung tissues by way of the subsegmental, segmental, lobar and interlobar lymph nodes to the hilar lymph nodes which are.
Your preauricular lymph nodes are the ones located just in front of your ears. Eyelids and conjunctivae, temporal region, pinna. Lymphatics from pelvic organs drain to pelvic nodal chains bilaterally and to the retroperitoneum.
Herpes zoster, conjunctivitis, other localized infections in the drainage.
Located in front of the ears. Their afferents drain multiple surfaces, most of which are lateral in origin. Skin and subcutaneous tissues of the lids, lateral canthus. Nose, upper and lower lids.