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The facial lymph nodes comprise three groups: (a) infraorbital or maxillary , scattered over the infraorbital region from the groove between the nose and cheek to the zygomatic arch ; (b) buccinator , one or more placed on the buccinator muscle opposite the angle of the mouth;
The superficial nodes are supplied by lymphatics that are present throughout the arm, but are particularly rich on the palm and flexor aspects of the digits. Superficial lymph nodes of the arm: Supratrochlear nodes: Situated above the medial epicondyle of the humerus, medial to the basilic vein, they drain the C7 and C8 dermatomes.
A lymph node is an organized collection of lymphoid tissue, through which the lymph passes on its way back to the blood. Lymph nodes are located at intervals along the lymphatic system. Several afferent lymph vessels bring in lymph, which percolates through the substance of the lymph node, and is then drained out by an efferent lymph vessel.
The medullary sinuses converge at the hilum and lymph then leaves the lymph node via the efferent lymphatic vessel towards either a more central lymph node or ultimately for drainage into a central venous subclavian blood vessel. The B cells migrate to the nodular cortex and medulla. The T cells migrate to the deep cortex.
Manual lymphatic drainage was pioneered by the Danish doctors Emil Vodder and Estrid Vodder in the 1930s [2] for the treatment of chronic sinusitis and other immune disorders. While working on the French Riviera treating patients with chronic colds, the Vodders noticed these patients had swollen lymph nodes. In 1932, at a time when the ...
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The most common causes of enlargement of the submandibular lymph nodes are infections of the head, neck, ears, eyes, nasal sinuses, pharynx, and scalp. [1] The lymph glands may be affected by metastatic spread of cancers of the oral cavity, anterior portion of the nasal cavity, soft tissues of the mid-face, and submandibular salivary gland. [1]
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