Results for the four patients
| Patient No | Presenting symptoms | Risk factors | Anticoagulation | ICH | Thrombosed sinuses | Time to treatment | Procedure | Follow-up imaging | Neurologic status |
| 1 | Decreased LOC | HIT | Lepirudin post-procedure | Preprocedure | SSS | <1 day | Penumbra, balloon angioplasty | Stable CTV | Improved mental status |
| 2 | Headache, nausea, vomiting | Mastoiditis | Heparin pre and postprocedure | None | R TS R SS R IJ | 4 days | Penumbra, balloon angioplasty | Stable MRV | Mild headache at 3 months |
| 3 | Iatrogenic SSS injury | Hypercoagulable | None | None | SSS R TS | <1 day | Penumbra | Stable angiogram | Dead at 6 weeks (GBM) |
| 4 | Quadriplegia, aphasia, lethargy | Birth control pills | Heparin postprocedure | Preprocedure | SSS | 8 days | Penumbra, balloon angioplasty | None | Normal at 3 months |