Police have rushed to Pennant Hills High school after a suspected knife incident.
Emergency services received a concern for welfare call to the school in Sydney‘s northwest about 12pm on Monday.
A teenage girl was treated at the scene by NSW Ambulance paramedics for minor injuries.
Footage taken from outside the scene shows students sitting outside while police and paramedics exited the school.
The school is not in lockdown.
Police and paramedics are on the scene at Pennant Hills High School after a suspected self-harm incident about 12pm on Monday (pictured)
