A、35-yEAr-olD CliEnt is unDErgoing A BrAin ComputED tomogrAphyCt) sCAn BECAusE oF ContinuED migrAinE hEADAChEs. hE’s plACED in thECt sCAnnEr AnD suDDEnly BEgins to ComplAin oF pAlpitAtions, swEAting, shortnEss oF BrEAth, AnD shAking. thE CliEnt is most likEly ExpEriEnCing A、An AllErgiC rEACtion. B、A myoCArDiAl inFArCtion (mi). C、A pAniC AttACk. D、A hypoglyCEmiC EpisoDE.