Upper GI 2016

Non-response to CT predict non-benefit RCT (H&N)

SURGERY

Postop RT

poor clinical

K Larynx

response

P F

definitive RCT

conservatrice approach (definitive RCT) less mutilating

Department of Veterans Affairs Laryngeal Cancer Study Group NEJM 1991 Lefebvre et al. JNCI 1996