A woman was rushed to hospital with slash injuries on Sunday evening.
Officers were called by London Ambulance Service to reports of an injured woman on Phipps Bridge Road on January 17.
Police attended the scene and found the victim suffering from slash injuries at 8.08 pm.
A spokesperson for London Ambulance Service said: "We were called at 7.58pm to Phipps Bridge Road, SW19.
"We sent an ambulance crew, who treated a person at the scene and took them to an urgent care centre."
Police have since confirmed that the victims condition was assessed as non-life threatening.
There have been no arrests at this time and enquiries are ongoing.
Anyone with information is asked to call the police on 101, quoting reference 5878/17JAN.
Alternatively, information can be provided to Crimestoppers, anonymously, by calling 0800 555 111.
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