Inflammation of the meatal or outer surface of the drum membrane and the adjoining skin of the external auditory canal. SYN: myringitis bulbosa.
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my·rin·go·der·ma·ti·tis (mĭ-ring″go-dur″mə-tiґtis) [myringo- + dermatitis] inflammation of the outer layer of the tympanic membrane, with the formation of blebs.Medical dictionary. 2011.