Medical Definition of 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, 2007>b: patellar tendinitis <patellar apicitis>
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