A)LOCAL CAUSES B)REFERRED CAUSES C)PSYCHOGENIC. A)LOCAL CAUSES EXTERNAL EAR FURUNCLE, IMPACETD WAX,OTITIS EXTERNA,OTOMYCOSIS, MYRINGITIS BULLOSA, HERPES.
Ear anatomy& Physiology and Embryology of the ear +congenital anomalies Dr. Manal Bukhari King Saud University Otolaryngology Assistant professor consultant.
