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Table 3 Differential diagnosis of FPIES (from reference [1], modified)

From: FPIES in exclusively breastfed infants: two case reports and review of the literature

Differential diagnosis of FPIES

Infectious gastroenteritis

Sepsis

Necrotizing enterocolitis

Inborn errors of metabolism

Food adversion

Neurologic disorders

Anaphylaxis

Gastrointestinal reflux disease

Lactose intolerance

Hirschsptrung disease

Eosinophilic gastroenteropathies

Celiac disease

Immune enteropathies

Obstructive problems

Coagulation defects

Alfa-1 Antitrypsin deficiency

Primary immunodeficiencies