well , my அம்மா didn 't smoke and drink but diabetes damaged her kidneys, dialysis worked for her for couple of years...
என்ன பண்ணறது எல்லாம்தான் வருது.... ட்ரீட்மென்ட் எடுத்துக்கணும், VERY EMOTIONAL TIME FOR HIM AND HIS LOVED ONES .
my wishes are always with him.
Get well soon...
vinatha.