<prompt> Base of the skull fracture presents with involvement of the petrous temporal bone, which of the following is the impoant sign?A.Subconjuctival haematomaB.CSF rhinorrhoeaC.Raccon eyeD.Battle sign  <response>: Battles sign Middle cranial fossa fracturePetronius pa of temporal bone Bruisingecchimosi over the mastoid process in the line of posterior auricular aery. Raccoon sign,Panda sign,Spectacle haematoma,Black eye:- Haemorrhages in soft tissues around the eye and in eyelids. Causes: Direct trauma,punch to eye. Blunt impact to forehead , the blood gravitating downwards over supraorbital ridge. Fracture of floor of the anterior fossa of the skull. 