, ▁ 1 9 6 3 , ▁at ▁the ▁Ot is ▁Air ▁Force ▁Base ▁Hospital ▁in ▁Bour ne , ▁Massachusetts , ▁five ▁and ▁ 1 / 2 ▁weeks ▁prem ature ly . ▁The ▁ca es are an ▁section ▁was ▁performed ▁by ▁Dr . ▁Wal sh , ▁who ▁had ▁also ▁delivered ▁John ▁Jr . ▁in ▁ 1 9 6 0 . ▁His ▁birth ▁weight ▁was ▁. ▁He ▁was ▁the ▁first ▁baby ▁to ▁be ▁born ▁to ▁a ▁sitting ▁U . S . ▁president ▁and ▁First ▁Lady ▁since ▁the ▁ 1 9 th ▁century . ▁ ▁Short ly ▁after ▁birth , ▁Kennedy ▁developed ▁sympt oms ▁of ▁h yal ine ▁memb rane ▁disease ▁( H MD ), ▁now ▁called ▁infant ▁resp ir atory ▁dist ress ▁synd rome ▁( IR DS ). ▁It ▁was ▁detected ▁by ▁breath ing ▁difficulties ▁within ▁minutes . ▁The ▁president ▁arrived , ▁saw ▁his ▁son ▁in ▁dist ress , ▁and ▁sent ▁for ▁a ▁chap lain . ▁The ▁infant ▁was ▁quickly ▁bapt ized ▁with ▁the ▁name ▁of ▁Patrick ▁after ▁his ▁grand father ▁Joseph ▁Patrick ▁Kennedy ▁( 1 8 8 8 – 1 9 6 9 ) ▁and ▁great - grand father ▁Patrick ▁Joseph ▁Kennedy ▁( 1 8 5 8 – 1 9 2 9 ), ▁and ▁B ouv ier ▁for ▁his ▁mother ' s ▁ma iden ▁name . ▁ ▁The ▁president ▁was ▁allowed ▁to ▁wheel ▁the ▁baby ▁in ▁an ▁inc ub ator ▁to ▁the ▁First ▁Lady ' s ▁bed side . ▁James ▁E . ▁D ror b aught , ▁the ▁ped iat ric ▁special ist