Jordan Winstanley's mum, Michelle Bleakley, told ITV Granada: "I felt sick. I felt faint. I wanted to get up to the hospital as soon as, because I found out he went to the hospital on his own. Just pure fear - not knowing what extent his injury was until I got up there."
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Just before 5am this morning, a shotgun was found in grassland on Corsewall Street.
Police are appealing for information after a robbery at a Hope Hospital on Stott Lane, Salford.
The 22-year-old launched his disgusting attack at North Manchester General Hospital on October 1 last year.