Table 7.

Suggested guidelines for the treatment of the neck of patients with squamous cell carcinoma in the head and neck region

	Ear			Nasal cavity		Thyroid gland
	external auditory canal	tympanic cavity	eustachian tube	anterior part of mucosa	posterior part of mucosa	medial superior part	lateral superior part	medial inferior part	lateral inferior part
submental (IA)
submandibular (IB)				i
ventral jugular sup. (IIA)	i	b	b	i	b	b	i	b	i
dorsal jugular sup. (IIB)
jugular medial (III)	i	b	b	i	b	b	i	b	i
jugular inferior (IV)						b	i	b	i
cerv. post. prof. (VA)	i	b	b
supraclavicular (VB)
pretracheal (VI)						b		b
paratracheal (VI)								b
thyroidei (VI)						b	b	b	b
retropharyngeal		b	b		b
faciales
parotidal	i	i
external jugular
retroauricular
	Orbit			Parotid gland		Paranasal sinus	Cellulae mastoideae	Submandibular gland
	cornea,sclera,lens,retina	lateral part of conjunctiva	medial part of conjunctiva	cranial part	caudal part
submental (IA)
submandibular (IB)			i	i	i			i
ventral jugular sup. (IIA)		i	i	i	i	b	b	i
dorsal jugular sup. (IIB)				i	i
jugular medial (III)		i	i	i	i	b	b	i
jugular inferior (IV)				i	i	i		i
cerv. post. prof. (VA)				i	i
supraclavicular (VB)				i	i
pretracheal (VI)
paratracheal (VI)
thyroidei (VI)
retropharyngeal						b	b
faciales			i
parotidal		i		i	i
external jugular					i
retroauricular							i