man , 45 , had a kidney weighing 6 lbs -lrb- 2.7 kg -rrb- removed in a delhi hospital .
his other kidney , weighing 5.5 lbs -lrb- 2.5 kg -rrb- was removed a week later .
both kidneys beat the record of a 4.7 lbs -lrb- 2.1 kg -rrb- kidney removed in 2011 .
he had autosomal dominant polycystic kidney disease -lrb- adpkd -rrb- , which caused his kidneys to grow to 20 times the normal size .