Your Path

  • Anaphylaxis


  • Systemic response to a precipitant, including: meds, food, latex, insect bite/stings, other environmental triggers
  • IgE mediated mast cell degranulation


  • Ill feeling
  • Acute onset, within minutes to few hours of exposure
  • Respiratory: SOB, DOE
  • Cardiovascular: syncope/presyncope
  • GI: nausea, vomiting, abd pain
  • Muco-Cutaneous (present in up to 90% of cases): itching, redness, angioedema (swelling of skin, mucosa)
  • Can be life threatening

Physical Exam Findings

  • Ill appearing
  • Stridor
  • Wheezing
  • Low blood pressure, elevated heart rate
  • Hives, edema and redness of face, extremities, chest/back
  • Lips, muoscal (e.g. uvula, tongue) swelling