A patient recently underwent an endoscopic procedure following which esophageal perforation occurred. Which is the most common site of esophageal perforation in this case?

Surgery

A patient recently underwent an endoscopic procedure following which esophageal perforation occurred. Which is the most common site of esophageal perforation in this case?

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?