This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Trauma, Subject name: Surgery
Hinge fracture is seen in 
Select and explain. 
A. Vault, B. Ant cranial fossa, C. Middle cranial fossa, D. Posterior cranial fossa
C: Middle cranial fossa
Answer: C: Middle cranial fossa 
Explanation: Skull base fractures Anteruor cranial fossa Subconjunctival hematoma CSF Rhinorrhea Carotico-cavernous fistula Periorbital hematoma or "Raccoon eyes" Middle cranial fossa fracture CSF otorrhea Hemotympanum Ossicular disruption Battle sign : Bruising behind the ear 7th and 8th cranial nerve palsies Ref: Bailey and love 27th edition Pgno : 333