Table 2.

Medical societies recommendations for clinical and endoscopic evaluation

Year (yr)	ASHNS [42]	BAHNO [43]	NCCN [37]	FSO [44]	DHNS [45]	AIRO [46]	AIOM [47]
1	1–3 mo	1–2 mo	1–3 mo	2 mo	2 mo	1–3 mo	3 mo
2	2–4 mo	1–2 mo	2–4 mo	3 mo	3 mo	3 mo	3 mo
3	3–6 mo	3 mo	4–6 mo	4 mo	4 mo	3 mo	3–6 mo
4	4–6 mo	6 mo	4–6 mo	6 mo	6 mo	6 mo	6 mo
5	4–6 mo	6 mo	4–6 mo	6 mo	6 mo	6 mo	6 mo
>5	12 mo	12 mo	6–12 mo	12 mo	Stop	12 mo	12 mo

ASHNS, American Society for Head and Neck Surgeon; BAHNO, British Association of Head and Neck Oncologists; NCCN, National Comprehensive Cancer Network; FSO, French ORL Society; DHNS, Dutch Head Neck Society; AIRO, Associazione Italiana Oncologia Medica; AIOM, Associazione Italiana Radioterapia Oncologica.