Police were called by London ambulance to Phipps Bridge Rd, #Merton, at 8.08 pm on 17/01, to a report of an injured woman.
Officers attended and found a woman with slash injuries She was treated before being taken to hospital, where her condition was assessed as non-life-threatening.
No arrests have been made and enquiries are ongoing Anyone with information is asked to call police on 101, quoting reference 5878/17JAN