全身性過敏反應：如何識別和應對嚴重過敏反應

全身性過敏反應：如何識別和應對嚴重過敏反應 | 過敏

全身性過敏反應（anaphylaxis）是人體對過敏原（例如某些食物、藥物和昆蟲叮咬）發生的嚴重反應。

全身性過敏反應的常見症狀包括呼吸困難、暈眩、蕁麻疹、 ...Skiptomaincontentsharethispagemore_horizTweetShareDownload  Anaphylaxis:HowtorecognizeandrespondtoasevereallergicreactionAAnaphylaxis:HowtorecognizeandrespondtoasevereallergicreactionAnaphylaxis:HowtorecognizeandrespondtoasevereallergicreactionEnglishAllergyChild(0-12years);Teen(13-18years)BodyImmunesystemConditionsanddiseasesCaregiversAdult(19+)Abdominalpain;Cough;Diarrhea;Nausea;Vomiting;Rash2019-04-01T04:00:00Z9.0000000000000056.2000000000000822.000000000000Health(A-Z)-ConditionsHealthA-Z

Anaphylaxisisaseverereactiontoanallergen.Learnhowtopreventandidentifyanaphylaxisandhowtorespondwhensomeonehasareaction.

Whatisanaphylaxis?

Anaphylaxisisasevereallergicreactiontocertainsubstancescalledallergens.Whenanallergenentersthebodyofachildwithanallergy,thechild’simmunesystemtreatsitasaninvaderandoverreacts.Thisreactionhappensafewminutestoanhourafterthechildisexposedtoanallergenandcanbelifethreatening.

Keypoints

  • Anaphylaxisisaseverereactiontoanallergensuchascertainfoods,medicationsandinsectbitesorstings.
  • Commonsymptomsofanaphylaxisincludedifficultybreathing,dizziness,hives,swellingofthefaceandvomiting.Ifleftuntreated,anaphylaxiscanbelifethreatening.
  • Ifsomeonehasanaphylaxis,call911orgotoyournearestemergencydepartmentimmediately.
  • Ifitisyourchild’sfirstepisodeofanaphylaxis,seeanallergistforafullassessment.Yourchildshouldbeprescribedanepinephrineinjector,whichtheyshouldcarrywiththematalltimes.

Signsandsymptomsofanaphylaxis

Thesignsandsymptomsofanaphylaxismayincludesuddenonset: