Battle sign -: (A) Periorbital ecchymosis, (B) Mastoid bleed, (C) Nose bleed, (D) Bleed from tympanic membrane
Answer is B. The synopsis of forensic medicine & toxicology;Dr k .s narayan reddy; 28th edition; pg.no. 107; A bruise behind the ear may indicate a basal fracture rather than a direct blow behind the ear .(BATTLE 'S SIGN) It is an example of ectopic bruising or percolated contusion.