thE nursE is CAring For A CliEnt hospitAlizED on numErous oCCAsions For ComplAints oF ChEst pAin AnD FAinting spElls, whiCh shE AttriButEs to hEr DEtEriorAting hEArt ConDition. no rElAtivEs or FriEnDs rEport EvEr ACtuAlly sEEing A FAinting spEll.AFtEr unDErgoing An ExtEnsivE CArDiAC, pulmonAry, gi, AnD nEurologiC workup, shE’s tolD thAt All tEst rEsults ArE ComplEtEly nEgAtivE. thE CliEnt rEmAins pErsistEnt in hEr BEliEF thAt shE hAs A sErious illnEss. whAt DiAgnosis is AppropriAtE For this CliEnt A、ExhiBitionism. B、somAtoForm DisorDEr. C、DEgEnErAtivE DEmEnti A、 D、ECholAli