Dayalu Ammal, wife of late DMK patriarch M Karunanidhi, is the mother of DMK chief MK Stalin. (Photo: PTI | File)

Chennai: Dayalu Ammal, wife of late DMK patriarch M Karunanidhi, has been admitted to Apollo Hospital in Chennai, sources said.

According to news agency PTI, sources said she was hospitalised late on Tuesday night, but declined to comment on her health condition, saying a statement is likely to be issued later in the day.

Dayalu Ammal is the mother of DMK chief MK Stalin. More details awaited.