Ailing DMK president M Karunanidhi is extremely critical and unstable, a city hospital where he is being treated for the 11th day today said.
"There has been significant decline in the clinical condition of Kalaignar M Karunanidhi over the last few hours. Despite maximum medical support, his vital organ functions continue to deteriorate.
"His condition is extremely critical and unstable," Hospital Executive Director Dr Aravindan Selvaraj said in a bulletin.
Karunanidhi was admitted to the hosptial on July 28 following a dip in his blood pressure. He is in the ICU ever since.