CSF otorrhoea is caused by

Ans is 'c' ie Fracture of petrous temporal boneC.S.F. otorrhea is seen in fracture (longitudinale) of temporal bone C.S.F. is seen in external and middle ears T/T -It usually ceases spontaneously surgical intervention is rarely needed. Antibiotics (Co-trimoxazole) is given as it us sensitive to bacter ious causing URTI and it can cross blood brain barrier.