It is good news; until 2018, we knew that neurosurgeons can salvage living neurons only if they remove the clot within six hours of the block. Now, we know it is not so. They can go ahead with the operation if a patient is ready for the surgery even after six hours. About the study This finding was published in the The New England of Journal of Medicine in 2018. An eminent group of US researchers conducted this study recruiting stroke patients from 32 stroke centres; so, it was a multi-centre study. They compared recovery levels of two groups of…

American Heart and Stroke Associations promote use of tPA although not all emergency physicians do not adhere to the practice.