Konark: A prisoner of Nimapara sub-jail in Puri district died while undergoing treatment at Capital hospital in Bhubaneswar late last night.
The deceased identified as Munabar Biswal was convicted for killing his mother.
Sources said Biswal complained of a stomach ache last night and was first admitted to the Nimapara primary health centre (PHC). He was later shifted to the Capital Hospital after his condition deteriorated.
While the exact reason behind his death is yet to be ascertained, police said post-mortem of the body will be conducted.