person A: My young niece_comma_ who is disabled_comma_ was recently rushed to hospital. She's ok now but we were very worried for a while there.
person B: What was going on with her?
person A: Chest infection which_comma_ for her_comma_ can prove fatal. She had to go on a special oxygen machine till the antibiotics kicked in.
person B: That sounds pretty serious_comma_ glad she is okay now!
person A: It was touch and go for a few days. My brother and family are such great carers. Wish I could be too_comma_ but they live in Scotland.