A vulnerable man discharged himself from hospital despite needing urgent medical attention.
Police in Westminster are now appealing for help to find Paul Reilly, 39, who was reported missing on Saturday (September 2) at 7.40pm.
Mr Reilly discharged himself from St Thomas' Hospital where he was receiving treatment.
Officers are concerned for his health and wellbeing as Mr Reilly suffers from a serious lung condition which requires him to take medication, without it hospital staff have indicated there is a serious risk to his life.
He is described as white of medium build with cropped black straight hair and is clean shaven.
It is not known what he was wearing when he was last seen.
Anyone who has seen Mr Reilly, or who knows of his whereabouts, is urged to contact police in Westminster via 101, or via Twitter @MetCC .
Keep up to date with the latest news in west London via the free getwestlondon app.
You can set up your app to see all the latest news and events from your area, plus receive push notifications for breaking news.