A cyclist in his 20s is in a critical condition after being struck by a car at the intersection of Windsor Road and Norwest Boulevard, Castle Hill.

The man lost consciousness from the impact and sustained major injuries to his head, face, chest and limbs.

Passing NSW Ambulance paramedics who witnessed the incident provided initial treatment for the man. CareFlight’s Rapid Response Helicopter was tasked by NSW Ambulance at 9.30am and landed 10 minutes later on the road at the scene of the incident.

CareFlight’s specialist doctor and NSW Ambulance critical care paramedic performed a clinical assessment on the man, including a roadside ultrasound to examine his injuries. They intubated the patient and placed him in an induced coma to stabilise him.

CareFlight’s clinical team continued providing care as the man was taken by road in a critical condition with NSW Ambulance to Westmead Hospital.