A 50-year-old woman who requires urgent medical care for a "serious illness" disappeared from a hospital in west London on Friday (June 29).
Lorna Mitchell went missing from hospital at 2pm while awaiting treatment for a serious illness.
Police said her "health may deteriorate the longer that she is not receiving care."
Lorna may be wearing a pink top, loose trousers, slippers, black turban and a cannula in her arm.
Police are now appealing for members of the public to look out for the 50-year-old and come forward with any information.
Anyone who sees Lorna is asked to call police on 101, quoting reference 18MIS025895.