Acute febrile torticollis.

Mr R., 49years old, attended the emergency department with sudden onset of severe neck pain, present for 36hours. Answer 2: In the presence of low-grade fever, odynophagia and the low-density image on CT, the differential diagnoses of retropharyngeal abscess and spondylodiscitis must be excluded [2]. 3 D.J. Artenian, J.K. Lipman, G.K. Scidmore, Acute neck pain due to tendinitis of the Longus Colli: CT and MRI findings. [Extracted from the article]