All of the following extraintestinal manifestations of ulcerative colitis respond to colectomy except –

Surgery

All of the following extraintestinal manifestations of ulcerative colitis respond to colectomy except –

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?