k ▁pow der ▁products ▁segment . ▁ ▁Later ▁life ▁ ▁In ▁ 1 9 8 7 , ▁Khan ▁suffered ▁from ▁heart ▁conditions ▁and ▁was ▁flow n ▁to ▁Houston , ▁Texas , ▁USA , ▁ ▁where ▁he ▁was ▁treated ▁at ▁Bay lor ▁St . ▁Luke ' s ▁Medical ▁Center ▁by ▁the ▁f amed ▁Dr . ▁D ent on ▁Co ole y . ▁Later ▁that ▁year , ▁he ▁re located ▁to ▁Long ▁Beach , ▁California ▁for ▁a ▁brief ▁period ▁review ing ▁invest ments ▁in ▁the ▁hospital ity ▁and ▁services ▁industry . ▁This ▁was ▁cut ▁short ▁as ▁he ▁was ▁diagn osed ▁with ▁l ary n ge al ▁cancer ▁and ▁for ▁which ▁he ▁under w ent ▁surg ery ▁in ▁Long ▁Beach , ▁CA , ▁returning ▁to ▁Pakistan ▁in ▁ 1 9 8 8 . ▁ ▁Khan ▁suffered ▁from ▁a ▁severe ▁stroke ▁that ▁left ▁him ▁grav ely ▁ill ▁for ▁the ▁remainder ▁of ▁his ▁life ▁. ▁He ▁died ▁at ▁Royal ▁Free ▁Hospital ▁in ▁H amp st ead ▁UK , ▁at ▁age ▁ 7 3 , ▁on ▁the ▁morning ▁of ▁ 6 ▁October ▁ 2 0 0 2 . ▁ ▁He ▁is ▁buried ▁in ▁the ▁Muslim ▁Qu arter ▁of ▁Hend on ▁C emetery ▁in ▁London , ▁United ▁Kingdom . ▁ ▁References ▁ ▁Category : 1 9 2 9 ▁birth s ▁Category : 2 0 0 2 ▁death s ▁I zz at ▁Category : P ak ist ani ▁diplom ats ▁Category : Am b ass adors ▁of ▁Pakistan ▁to ▁Tun is ia ▁Category : Pe ople ▁from ▁At to ck ▁District