Police are concerned for the welfare of Andrew Dickinson, who has gone missing from a ward at Pilgrim Hospital, in Boston, this morning (Friday).
Mr Dickinson, 50, was reported missing at about 8.30am.
He is described as 6’ tall, heavyset, with a beard and was last seen wearing the clothes shown in the CCTV image, which are a grey jumper and light coloured shorts.
He has links to the Lincoln area.
Anyone with information is asked to call 101, quoting incident number 74 of September 23.