They were already in. Rush's cyst would have become the military's responsibility to patch up if drafted. They may not have wanted to bother.
Most, but none of them would have been accepted in a draft with those wounds.
The other thing is Rush had a real weight problem, I don't know if that affected the outcome, but it could have been a factor.
Unless you post your own service history, then cut the ChickenHawk crap.
Oklahoma National Guard 1954-1956--Crew Chief m-19 Gun Carriage.
US Army 1957-1960--Nike Missle Base Libertyville Illinois
Army Reserves 1960-1963--Regular stuff weekends and summers
US Navy 1963 to 1965--Cook on AO 62--Three tours on Yankee Station.
9 years 11 months and 16 days and I quit because it was gettin very dangerious and I had a choice.