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Her family said Brighton's new £500m hospital had a stroke unit staffed by specialists, but their mother, on arrival, was given contradictory advice from clinicians regarding the implications of a clot-removing thrombolysis.

Over the 500 days it was running, the group operated round the clock and analysed 38,700 ECGs, handled 19,395 cases and administered thrombolysis 778 times to clear blocked veins.

They performed emergency thrombolysis to break down the blood clot in Aberdeen before flying her to a specialist neurological unit in Edinburgh.

Many patients are given the drug alteplase to break down and disperse the clot - a treatment known as thrombolysis.

The academy's review, which starts on Wednesday, will also consider the use of the clot-busting stroke treatment alteplase - a technique called thrombolysis.