A 45 year-male presents with abrupt onset pain, weakness, loss of contour of shoulder and muscle wasting on 5th day of tetanus toxoid immunization. Likely cause is

Surgery

A 45 year-male presents with abrupt onset pain, weakness, loss of contour of shoulder and muscle wasting on 5th day of tetanus toxoid immunization. Likely cause is

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?