Patient with head and neck cancer with contralateral Lymphnode of 3 cm size. Nstaging

Surgery

Patient with head and neck cancer with contralateral Lymphnode of 3 cm size. Nstaging

A tender swelling in submandibular triangle is mostly likely diagnosed as

In transfacial proportions, the face Is divided into how many segments:

Specific for Ankylosing spondylitis is true?