Superior deep cervical lymph nodes

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Lymphatics of the head and neck, showing the superior deep cervical lymph nodes.

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Carnegie stage
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The superior deep cervical lymph nodes are a group of lymph nodes located in the neck. They are part of the lymphatic system, which plays a crucial role in the body's immune response by filtering lymph fluid and trapping pathogens.

Anatomy

The superior deep cervical lymph nodes are situated along the internal jugular vein, deep to the sternocleidomastoid muscle. They are typically found in the region of the carotid sheath, which also contains the common carotid artery, the internal jugular vein, and the vagus nerve.

Function

These lymph nodes are responsible for draining lymph from the head and neck, including the nasal cavity, pharynx, and parts of the oral cavity. They receive lymph from the superficial cervical lymph nodes and other regional nodes, and they drain into the jugular trunk, which eventually empties into the thoracic duct or the right lymphatic duct.

Clinical significance

The superior deep cervical lymph nodes are clinically significant because they can become enlarged in response to infections, malignancies, or other pathological conditions affecting the head and neck. Enlargement of these nodes can be a sign of conditions such as tonsillitis, pharyngitis, or metastatic cancer.

Also see

• Lymphatic system
• Lymph node
• Cervical lymph nodes
• Jugular trunk
• Thoracic duct