Male, 55 years old, history of right acoustic neuroma, status post SRS. A mass is again seen occupying the right IAC with protrusion into the CP angle. On comparison with the prior study, the tumor is more heterogeneously enhancing, but not significantly changed in size. No new lesions are demonstrated.
The presumed right IAC schwannoma shows no interval change in size but is more heterogeneously enhancing which may represent an effect of therapy.