Central Neck Dissection
Central Neck Dissection - Related Videos
06:05
Modified Radical Neck Dissection for Cervical Metastasis
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2026
Here, we present a protocol for radical neck dissection integrating oncologic resection, cranial nerve preservation, and functional reconstruction in cervical metastasis.
09:53
Neck Exam
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2023
Source: Robert E. Sallis, MD. Kaiser Permanente, Fontana, California, USA Examination of the neck can be a challenge because of the many bones, joints, and ligaments that make up the underlying cervical spine. The cervical spine is composed of seven vertebrae stacked in gentle C-shaped curve. The anterior part of each vertebra is made up of the thick bony body, which is linked to the body above and below by intervertebral discs. These discs help provide stability and shock absorption to the...
08:00
Dissection and Isolation of Murine Glia from Multiple Central Nervous System Regions
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Cited by 4 •
2020
Here we present a protocol for in vitro isolation of multiple glial cell populations from a mouse CNS. This method allows for the segregation of regional microglia, oligodendrocyte precursor cells, and astrocytes to study the phenotypes of each in a variety of culture systems.
08:59
A Model for Perineural Invasion in Head and Neck Squamous Cell Carcinoma
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Cited by 25 •
2017
Perineural invasion (PNI) is a common feature of head and neck squamous cell carcinoma (HNSCC), conferring lower survival rates. Its mechanisms are poorly understood. Utilizing neurites generated from murine dorsal root ganglia confined to a semisolid matrix, the pathways involved in the PNI of HNSCC cell lines can be investigated.
01:26
Muscles of the Anterior Neck
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2024
The anterior neck muscles are the group of muscles covering the front part of the neck. These muscles are classified into three subgroups. The first one is the superficial muscles, the most visible muscles in the front of the neck. It includes the platysma and sternocleidomastoid. The second group is the suprahyoid muscles, located above the hyoid bone. This group comprises the digastric, mylohyoid, geniohyoid, and stylohyoid. Lastly, the infrahyoid muscles are found below the hyoid bone and...
FAQs
These structures lie near the lymphatic tissue being removed, so their preservation is a central operative priority. Injury to a recurrent laryngeal nerve can produce nerve-related complications, while damage affecting the parathyroid glands can contribute to hypocalcemia. Careful identification helps balance removal of potentially involved nodes with protection of essential nearby anatomy.
Therapeutic surgery addresses lymph nodes known to contain metastatic disease. Prophylactic surgery is considered when metastasis has not been established but the anticipated value of removing central-compartment tissue may justify the operation in selected cases. The distinction reflects whether the procedure responds to documented regional disease or aims to manage potential spread.
Pathologic examination converts the removed tissue into evidence about disease extent. Findings can help show whether regional lymphatic spread is present, support staging, and guide subsequent treatment decisions. They also contribute to estimating recurrence risk, making pathology important not only for diagnosis but also for planning management after the operation.
The principal safety concern is preserving function while removing the target tissue. Injury to the recurrent laryngeal nerves is a recognized nerve-related complication, while problems involving the parathyroid glands can lead to hypocalcemia. Identifying and preserving these structures during dissection helps surgeons pursue adequate lymphatic removal while limiting harm to nearby anatomy.
The operation centers on dissecting the pretracheal, paratracheal, and prelaryngeal nodal groups, while the surgeon identifies nearby recurrent laryngeal nerves and parathyroid glands for preservation. Once the selected lymphatic tissue is removed, it can undergo pathologic examination. This sequence links the surgical objective with later assessment of disease extent.
The procedure may be considered when thyroid cancer requires treatment of known central-compartment metastases or when nodal status is needed for staging. In selected situations, surgeons may perform it prophylactically even without established metastasis. The resulting pathology can then inform subsequent treatment and recurrence-risk assessment, connecting operative findings with broader cancer management.