Police and the London Ambulance Service were called to the scene in Church Elm Lane at 3pm on Saturday.
They found a 19-year-old suffering a wound to his hand.
He was treated for cuts to his fingers and has been discharged from hospital.
“Police are investigating an allegation of wounding after a stabbing in Dagenham,” a Metropolitan Police spokesperson said.
“Enquiries are ongoing to establish the full circumstances of how he sustained the injuries.”
No arrests have been made.
More to follow.Tags: Dagenham, Heathway
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