A 45-year-old man presented with regurgitated food paicles eaten several days earlier. He has foul smelling breath and occasional dysphagia for solid food. What is the probable diagnosis

Surgery

A 45-year-old man presented with regurgitated food paicles eaten several days earlier. He has foul smelling breath and occasional dysphagia for solid food. What is the probable diagnosis

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?