Endgames Anatomy Quiz

Sagittal computed tomography of the sellar region

BMJ 2012; 345 doi: http://dx.doi.org/10.1136/bmj.e6769 (Published 11 October 2012) Cite this as: BMJ 2012;345:e6769
  1. Susan Cheng Shelmerdine, specialist registrar in clinical radiology
  1. 1Clinical Radiology, St George’s Hospital, London SW17 0QT, UK
  1. Correspondence to: S C Shelmerdine susie_c_s{at}yahoo.co.uk

Identify the structures labelled A-G in this non-contrast sagittal computed tomogram of the sellar region. The windowing of this image has been altered so that the bony structures can be more clearly identified.


  • A: Frontal sinus

  • B: Pituitary fossa

  • C: Dorsum sellae

  • D: Clivus

  • E: Superior tip of the dens (odontoid peg)

  • F: Anterior arch of the C1 vertebra

  • G: Sphenoid sinus


Cite this as: BMJ 2012;345:e6769