Police said 22-year-old Thangaselvan was admitted to the hospital on January 18, following complaints of spain in the shoulder after he injured himself while playing cricket and was operated on that day itself
However his parents and relatives said they found him lying unconscious in the hospital.
Police said Thangaselvan was shifted to a private Ortho Hospital to treat other complications, where he was declared dead yesterday evening.
Since the man's father is a trader in Karamadai, the traders association there sought a compensation of Rs one crore to the family and the arrest of the doctors concerned.
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Meanwhile, Dr C Rex of Rex Ortho Hospital, in a release claimed that Thangaselvan was operated on for shoulder problem, but had an injury to his chest previously. This was rectified by arthroscopic shoulder procedure.
"He was treated at another private hospital and was in ICU for last three days for the same but unfortunately his general condition became worse and expired yesterday.
We have requested for an autopsy to find the cause and evidence for any preexisting medical illness which has led on to this problem," Rex said.
Police said the parents and relatives later received the body.