PMC9901363_01
Timeline with chronological depiction of events from outpatient diagnosis of otitis media to organ donation.
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F1
We present the case of a 13-year-old boy with obesity and hypertension who unexpectedly needed to be resuscitated at home by his mother (for the timeline see Figure 1).
cMRI and cCT show lower entrapment most likely caused by caudal ectopia of the cerebellar tonsils and a cystoid mass in the left cerebellopontine angle compressing the brainstem, with prominent surrounding cerebellar edema and inflammatory changes in the area of the petrous bone and the left mastoid.
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F2
The most likely cause appeared to be the caudal ectopia of the cerebellar tonsils and a cystoid mass in the left cerebellopontine angle compressing the brainstem, with prominent surrounding cerebellar edema and inflammatory changes in the area of the petrous bone and the left mastoid (see Figure 2).