In a middle aged male having back pain, syndesmophytes involving 4 continous veebrae are seen on Xray. The patient has ?

Surgery

In a middle aged male having back pain, syndesmophytes involving 4 continous veebrae are seen on Xray. The patient has ?

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?