He has had chest pains due to a bout of gastritis, hospital sources say.
Dissanayake was treated and is currently in a stable condition, reports add.
Janatha Vimukthi Peramuna (JVP) leader Anura Kumara Dissanayake has been admitted to the Sri Jayawardenapura Hospital following a brief illness, reports say.
He has had chest pains due to a bout of gastritis, hospital sources say.
Dissanayake was treated and is currently in a stable condition, reports add.
Make sure you enter all the required information, indicated by an asterisk (*). HTML code is not allowed.