LSCI emphasizes large surface veins and heartbeat-locked speckle changes (top raw); IPPG emphasizes tissue pulsations (bottom raw). Beat-normalized time courses from both methods co-evolve, revealing ...

Fig. 1. CBF and Tmax maps derived from the model and CTP showing three patients with different cores and low perfusion volumes in the test dataset and the corresponding maximum intensity projection ...

The venous system maintains the health of our brains by removing deoxygenated blood and other waste products, but its complexity and variability have made scientific study difficult. Now, a UC ...

New imaging reveals how subtle lung changes may influence sleep and brain activity years after COVID, offering clues to why symptoms persist even when routine tests look normal. Even without ...