Radiation therapy (RT) plays a key role in curative-intent treatments for head and neck
cancers. Its use is indicated as a sole therapy in early stage tumors or in combination with …

Use of proton beam therapy has expanded, with the number of proton centres rapidly
increasing not only in the USA but also worldwide. The physical characteristics of the proton …

Purpose Reirradiation therapy (re-RT) is the only potentially curative treatment option for
patients with locally recurrent head and neck cancer (HNC). Given the significant morbidity …

Importance Use of proton therapy reirradiation (PT-ReRT) for head and neck cancer is
increasing; however, reports are heterogenous and outcomes can be difficult to interpret …

Purpose The therapeutic ratio of reirradiation for recurrent or second primary (RSP)
squamous carcinoma of the head and neck may be improved in the intensity modulated …

Purpose Two modern methods of reirradiation, intensity modulated radiation therapy (IMRT)
and stereotactic body radiation therapy (SBRT), are established for patients with recurrent or …

Retreatment of recurrent or second primary head and neck cancers occurring in a previously
irradiated field is complex. Few guidelines exist to support practice. We performed an …

Purpose Limited data exist to guide the treatment technique for reirradiation of recurrent or
second primary squamous carcinoma of the head and neck. We performed a multi-institution …

Proton therapy has recently gained substantial momentum worldwide due to improved
accessibility to the technology and sustained interests in its advantage of better tissue …

Simple Summary Head and neck cancers are highly prevalent worldwide. Despite the recent
advances in cancer diagnosis and treatment, more than 50% of the cases relapse within 2 …