TABLE 1

Symptoms of Food-Induced Allergic Reactions

Target OrganImmediate SymptomsDelayed Symptoms
CutaneousErythemaErythema
PruritusFlushing
UrticariaPruritus
Morbilliform eruptionMorbilliform eruption
AngioedemaAngioedema
Eczematous rash
OcularPruritusPruritus
Conjunctival erythemaConjunctival erythema
TearingTearing
Periorbital edemaPeriorbital edema
Upper respiratoryNasal congestion
Pruritus
Rhinorrhea
Sneezing
Laryngeal edema
Hoarseness
Dry staccato cough
Lower respiratoryCoughCough, dyspnea, and wheezing
Chest tightness
Dyspnea
Wheezing
Intercostal retractions
Accessory muscle use
Gastrointestinal (oral)Angioedema of the lips, tongue, or palate
Oral pruritus
Tongue swelling
Gastrointestinal (lower)NauseaNausea
Colicky abdominal painAbdominal pain
RefluxReflux
VomitingVomiting
DiarrheaDiarrhea
Hematochezia
Irritability and food refusal with weight loss (young children)
CardiovascularTachycardia (occasionally bradycardia in anaphylaxis)
Hypotension
Dizziness
Fainting
Loss of consciousness
MiscellaneousUterine contractions
Sense of “impending doom”
  • Reproduced with permission from Elsevier Limited: NIAID-Sponsored Expert Panel; Boyce JA, Assa'ad A, Burks AW, et al. J Allergy Clin Immunol. 2010;126(suppl 6):S19.