Anatomical classification of cervical LN

1. Occipital.2. Mastoid.3. Parotid.4. Submandibular.5. Facial.6. Submental .

} collar LN7. Sublingual.8. Retropharyngeal9. Anterior cervical.10. Lateral cervical.

Anterior cervical LN

Pre-thyroid LN

Lateral cervical LN

Spinal acessory LN

Internal jugular LN

Transverse cervical LN

External Jugular LN

Internal Jugular LN

Clinical classification of cervical LN

Submental LN

Submental LN

Submental triangle

Submandibular LN

Submandibular LN

Boundaries:• mastoid & mandible above • anterior belly of digastric anteriorly (abd) • posterior belly of digastric (pbd) and stylohyoid posteriorly (sh) Roof:• platysma • facial vein (fv) • cervical branch of facial nerve (cbf) Contents:• Submandibular salivary gland.• facial artery (fa) • lingual nerve and submandibular ganglion (ln) • submandibular duct (smd) • lingual artery (la) • hypoglossal nerve (XII)

Submandibular triangle

Upper internal jugular LNUpper spinal accessory LN

Upper internal jugular LN

Upper spinal accessory

Upper internal jugular LN

Upper spinal accessory LN

Mid jugular LN

Mid internal jugular LN

Lower jugular LN

Lower internal jugular LN

Posterior triangle LN(lower spinal accessory & supraclavicular LN)

Reteropharyngeal & spinal accessory lymphadenopathy

Superior mediastinal LN

Atlas of head & neck LN