From: Experience in the management of sigmoid sinus thrombophlebitis secondary to middle ear cholesteatoma
1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | ||
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CT | Pre–operative | COME, SS anterior wall bone and mass destruction | COME, SS、TSA small amount of air shadow in the walking area | COME, Temporal lobe brain abscess with bone destruction in the anterior wall of the SS | COME, SS bone destruction of the anterior wall and abscess formation behind the ear | COME | COME, SS anterior wall bone and mass destruction | COME, SS anterior wall bone and mass destruction and intracranial involvement of the lesion | COME, SS anterior wall bone destruction | COME, SS anterior wall bone destruction |
Postoperative | – | Post–operative manifestations of otitis media, resumption of air in the middle tympanic chamber, and eustachian tube | Reduction in the extent of temporal lesions | – | – | – | Post–operative manifestations of otitis media, resumption of air in the middle tympanic chamber, and eustachian tube | – | ||
MRI | Pre–operative | Middle ear mastoiditis | Enhanced MRI suggests possible SS and TS thrombosis | Temporal lobe brain abscess | Cholesteatoma mastoiditis of the middle ear | Cholesteatoma mastoiditis of the middle ear | Cholesteatoma mastoiditis of the middle ear | Middle ear cholesteatoma with lesion breaking through the wall of the sigmoid sinus | Otitis media, meningitis | – |
Postoperative | – | Small piece of abnormal signal in SS walking area | Decreased volume of temporal lobe brain abscess | – | – | – | Post–operative manifestations of otitis media | – | ||
MRV | Pre–operative | TS slim, SS occluded | SS, TS occlusion | SS occlusion | TS slim, SS, SGS occlusion | SS slim | SS slim, TS occluded | TS slim, SS occluded | – | SS occlusion |
Postoperative | – | SS, TS section re–pass | SS Partial re–pass | – | – | – | SS Re–pass | – |