Anatomy:
The anterior triangle is situated at the front of the neck.
It is bounded:
- Superiorly Inferior border of the mandible (jawbone).
- Laterally Anterior border of the sternocleidomastoid.
- Medially Sagittal line down the midline of the neck from the chin to the manubrium .
The posterior triangle is situated posterior to SCM
Its boundaries are as follows:
- Anterior Posterior border of the SCM.
- Posterior Anterior border of the trapezius muscle.
- Inferior Middle 1/3 of the clavicle.
SURGEZ
- Midline limited by sternocleidomastoid
- 3rd img at level of C8
- Reccurent laryngeal nerve
- carotid
- Larynx goes up then forward - if swelling goes up and down - thyroid
cyst
branchial cyst
torti - — rhabdomyosarcoma extremely rare
mutliple = lymphonadopathy
carotid body tumour - glomerulus tumour, pituatiory …
anterior border - may rupture
False diverticulum