Refuting rumors and reports that director Mani Ratnam was hospitalized with heart attack, his aide said he visited Apollo hospital in Delhi on Tuesday for a master health checkup and contrary to the rumours, he was not hospitalised due to cardiac problems. “Mani and his wife were holidaying in Delhi. A master health checkup was long overdue. He got it in done in a hospital in Delhi to avoid Chennai public eye,” Mala Manyan, executive producer of Mani Ratnam’s latest release “Ok Kanmani”, told reporters on Wednesday. In 2004 and 2009, Ratnam had suffered minor heart attacks while working on films “Yuva” and “Raavan”.