It seems that your son has Atopic dermatitis or Atopic eczema.
Atopic dermatitis is a chronic,intensely pruritic(itchy) skin disease that affects genetically predisposed infants usually with a family history of atopic diathesis.
It has onset age of 3-6 months in infancy and has varied signs and symptoms as it passes through infantile, childhood and adult phases. It runs a chronic course of intermittent attacks of itching and excoriations .
How long will the atopic dermatitis last? It is not easy to answer that question for any given child, but here is a common estimate:
Here are a few tips on dealing with Atopic Eczema:
If you need further clarification, please ask. __________________________________
My answer is for your personal information only. It should not be used as a substitute to visiting your doctor. No treatment should be tried without first consulting a doctor in person.
Atopic dermatitis or childhood eczema has varied presentations and there are lots of individual variations. Before doing allergy testing, do the assessment at home as outlined above.
The other diagnosis to be considered are: allergic contact dermatitis and asteatotic eczema due to dry skin. All of these have the same treatment approach as described above.