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Table 2: Target lesion space
Head and Neck Space No. %
Masticator 36 20%
Parotid 24 13%
Cervical lymph nodes^{^a} 23 13%
Retropharyngeal 23 13%
Sublingual 19 10%
Perivertebral 14 8%
Pharyngeal mucosal 13 7%
Visceral^{^b} 9 5%
Parapharyngeal 6 3%
Carotid 6 3%
Submandibular 4 2%
Other^{^c} 4 2%
Transpatial 3 2%
Total 184 100%
↵a Cervical lymph node levels II–VI and supraclavicular.
↵b Biopsies involving the supraglottic larynx, glottis, subglottic larynx, tracheoesophageal groove, and thyroid gland.
↵c Biopsies of the periorbital region, anterior maxilla, preauricular, postauricular, and intramuscular regions.

Head and Neck Space	No.	%
Masticator	36	20%
Parotid	24	13%
Cervical lymph nodes^{^a}	23	13%
Retropharyngeal	23	13%
Sublingual	19	10%
Perivertebral	14	8%
Pharyngeal mucosal	13	7%
Visceral^{^b}	9	5%
Parapharyngeal	6	3%
Carotid	6	3%
Submandibular	4	2%
Other^{^c}	4	2%
Transpatial	3	2%
Total	184	100%