Kazan medical journalKazan medical journal0368-48142587-9359Eco-Vector8631910.17816/kazmj86319MiscellaneousAcute mastoiditis and suboccipital tbc. Engelhardt. Archir fürOhren-Nasen-Kehlkopfheilkunde. Bd. 131. H. 3.1932 r.ShcherbatovI. I.info@eco-vector.com150319332932622620311202103112021Copyright © 2021, Eco-Vector2021<p>A case is presented when a 58-year-old patient developed acute purulent inflammation of the left middle ear, complicated by mastoiditis. Trepanation revealed destruction in the mastoid process, in the middle cranial fossa and apex.</p>Kazan Medical archiveКазанский медицинский архив