Tay-SachsDiseaseMethamphetamineHPVSpinaBifidaAlcoholFragile XSyndromeSickle-cellAnemiaDownSyndromeGonorrheaChlamydiaPIDDownSyndromeHeroinCysticFibrosisGenitalHerpesRadiation,Lead, orMercuryPhenylketonuriaAIDS/HIVPrenatalVitaminsNicotineMarijuanaCaffeineHuntington'sDiseaseSyphilisCocaine