Its hard to say from the picture but it does look similar to what my girl had. It turned out to be a cyst. She only had one in her ear. It did scab over several times but is now gone.
Rusti EAC, TN-N, TG-O, WV-N, NCC, NJC, CGC, GSD Diva
Jerry Lee AXP, MJP, OAC, TN-N, WV-N, NCC, NJC, SPJ, UAG1