Police sources say an aide at a senior living building in Bushwick was slashed and her attacker jumped from the building's roof to his death.

The 53-year-old woman was slashed in her head and right arm just after 12:30 p.m. Monday inside the Linden Grove Senior Residences, located at 223 Linden St.

Authorities say her attacker was found unconscious and unresponsive on the pavement outside the building. EMS pronounced him dead at the scene.

The man, who has not been identified as of Monday evening, jumped from the building's roof after the attack, police sources say.

EMS took the woman to Wyckoff Heights Medical Center, where she is expected to recover.