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RAPID CT Perfusion-Based Relative CBF Identifies Good Collateral Status Better Than Hypoperfusion Intensity Ratio, CBV-Index, and Time-to-Maximum in Anterior Circulation Stroke.

Arne PotreckE ScheideckerCharlotte Sabine WeylandUlf NeubergerChristian HerwehMarkus Alfred MöhlenbruchMin ChenSimon NagelMartin BendszusFatih Seker
Published in: AJNR. American journal of neuroradiology (2022)
Automated CT perfusion analysis allows accurate identification of collateral status in acute ischemic stroke. A relative CBF < 38% may be a better perfusion-based indicator of good collateral supply compared with time-to-maximum, the hypoperfusion intensity ratio, and the CBV-index.
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