From:  Diagnosing cow’s milk allergy with the EATERS-X allergy-focused clinical history

 Scenario 2: non-IgE CMA in a breastfed infant.

EATERS-X abbreviationInformation from the history taking
E (Exposure)Breastfeeding a 3-week-old infant.
A (Allergen)Cow’s milk protein via maternal diet is secreted in breast milk.
T (Timing)Increasing symptoms over several weeks.
E (Environment)An exclusively breastfed infant with a mother who consumes dairy regularly.
R (Reproducibility)Symptoms improved with maternal dairy exclusion and reappeared on accidental reintroduction.
S (Symptoms)Persistent vomiting after feeds, diarrhoea, abdominal bloating, and blood-streaked stools.
X (Extra/Rx)Sought advice from GP who made a referral to paediatric dietician to support breastfeeding on maternal exclusion diet.

CMA: cow’s milk allergy.