question: my freind has a real bad fever, sore throat, is breathless and his blood pressure is fluctuating low more tha up. he has been in hospital for 4 days nd the docs have nt actually caught the cause to this deteriating matter. they have been doing every test scan of my freind, bt no luk as of yet. they say they dont understand themselves to diagnose the pateint bt only could the moniter nd give him medication to sleep!! other than hat he has beenhealthy and fit all his life. plz could u help me understand what might the reason for his ill health... thnk u doc his 30, medium built, 5 foot 6 inch, approx 12 nd a half stones, usually