40 years old male complaints of recurrent UTI, X ray KUB shows radio-opaque shadow- Diagnosis

Surgery

40 years old male complaints of recurrent UTI, X ray KUB shows radio-opaque shadow- 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?