article_snippet: Darren Hughes, 42, left, and Robert Stuart, 67,
article_snippet: right, both died after receiving kidneys infected with meningitis-causing parasitic worms .
article_snippet: It comes after It emerged that two patients had died after being given kidneys from a homeless alcoholic infected with a rare parasitic worm.
article_snippet: The relatives of Darren Hughes, 42, and grandfather Robert Stuart, 67, say The relatives of Darren Hughes, 42, and grandfather Robert Stuart, 67 were never told about the lifestyle of the donor by doctors at University of Wales Hospital in Cardiff.
article_snippet: Mr Stuart and Mr Hughes both underwent the operations at the University Hospital of Wales in Cardiff (pictured) in 2013 and died within three weeks .
article_snippet: The man had died of meningitis from an unknown cause and the mystery behind The man death had stopped surgeons in Leeds, Newcastle, Sheffield, Birmingham and Edinburgh from accepting The man kidneys.