Definition and clinical description
Symptoms and prevalence
The disease usually starts when infant is being weaned from breast milk or during the first 10 weeks of life if infant is not breastfed. It is characterized by skin conditions (eczematous pink patches that can become pustular and crusty) on the head, elbows, hands, knees, feet, around the orifices, anus and genitals. In addition to these skin features, there is diarrhoea and hair loss.
This disease is very rare, with around 0.2 cases per 100,000.