After head injury, biconvex, lenticular shape hematoma in CT scan is characteristic of which of the following :

Surgery

After head injury, biconvex, lenticular shape hematoma in CT scan is characteristic of which of the following :

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?