Three people were injured when a bus crashed after an MTA driver suffered a medical episode in Queens on Sunday morning, MTA officials said.

An MTA bus operator had a medical episode while on-duty Sunday morning, causing him to lose control of the vehicle and crash, leaving himself and two passengers injured, police said.

Several passengers on board a Queens bus were injured when the driver suffered a medical episode and lost control of the vehicle, which crashed into a number of parked vehicles, authorities said. Police said the Q32 local bus was traveling eastbound along Queens Boulevard near 46th Street in Sunnyside at about 9:34 a.