A newborn with Down syndrome has constipation. Rectal examination shows no stool in the rectal ampulla. The proximal rectosigmoid is dilated on radiograph. The mechanism most likely responsible for the patient’s disease is

Surgery

A newborn with Down syndrome has constipation. Rectal examination shows no stool in the rectal ampulla. The proximal rectosigmoid is dilated on radiograph. The mechanism most likely responsible for the patient’s disease 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?