What Is multi-organ failure Youtuber Angry Rantman died of?

Popular Youtuber Abhradeep Saha, also known as Angry Rantman passed away due to multi-organ failure, his family shared. The 27-year-old, known for his humour, underwent open heart surgery about a month ago, and was in a critical situation with life support. Several social media accounts said Saha suffered multiple organ failure and his condition worsened.