Bezold abscess Definition Erosion the tip of the mastoid bone Infects the soft tissue of the neck, Deep to the sternocleidomastoid muscle Diagnosis Ear infection Mass in the neck Fever neck stiff, otorrhea CT scan
Bezold abscess ◼ Definition: ◼ Erosion the tip of the mastoid bone ◼ Infects the soft tissue of the neck, ◼ Deep to the sternocleidomastoid muscle ◼ Diagnosis ◼ Ear infection ◼ Mass in the neck ◼ Fever, neck stiff, otorrhea ◼ CT scan
Bezold abscess Treatment Antibiotic Abscess cavity should be evacuated 口 An external drainage should be placed Mastoidectomy Antrum drainage required LSC via epitympanum to the middle ear MF
Bezold abscess ◼ Treatment ◼ Antibiotic ◼ Abscess cavity should be evacuated ◼ An external drainage should be placed ◼ Mastoidectomy ◼ Antrum drainage required, via epitympanum to the middle ear
Supperiosteal abscess Definition Bone erosion, via osteitis or necrosis leads to a dehiscence into the postauricular soft tissue DiagnoSIs Fever, pain and otorrhea Followed by appearance of the postauricular mass, displacing the auricle anteriorly CT scan
Supperiosteal abscess ◼ Definition: Bone erosion, via osteitis or necrosis, leads to a dehiscence into the postauricular soft tissue. ◼ Diagnosis ◼ Fever, pain and otorrhea ◼ Followed by appearance of the postauricular mass, displacing the auricle anteriorly ◼ CT scan
Supperiosteal abscess Managements Antibiotic a Drainage, using postauriclar incision After achieving effective drainage of the mastoid infection, the site of suppuration can be addressed Necrotic tissues require debridement
Supperiosteal abscess ◼ Managements ◼ Antibiotic ◼ Drainage, using postauriclar incision ◼ After achieving effective drainage of the mastoid infection, the site of suppuration can be addressed ◼ Necrotic tissues require debridement
Labyrinthitis Classifications Circumscribed labyrinthitis (fistula of labyrinth) Communication of middle ear with perilymphatic space Serous labyrinthitis Toxin, inflammatory media Suppurative labyrinthitis Bacteria
Labyrinthitis ◼ Classifications ◼ Cirvumscribed labyrinthitis (fistula of labyrinth) ◼ Communication of middle ear with perilymphatic space ◼ Serous labyrinthitis ◼ Toxin, inflammatory media ◼ Suppurative labyrinthitis ◼ Bacteria