apicitis

:  inflammation of the apex of an organ or anatomical part (such as the lung or the root of a tooth): asa:  inflammation and infection of the apex of the petrous portion of the temporal bone More commonly, petrous apicitis results from chronic otitis media with Pseudomonas aeruginosa being the predominant bacteria causing the infection.—Michael C. Byrd, in Clinical Otology, 2007b:  patellar tendinitis patellar apicitis