Interleukin-4 in Pityriasis Lichenoides Chronica

Assessment of Interleukin-4 Tissue and Serum Levels in Pityriasis Lichenoides Chronica Patients : a Case- Control Study

assessment of the level of interleukin 4 (IL-4) in the lesional skin and serum of PLC patients and compare its level with healthy controls.

measuring the level of Interleukin 4 in lesional skin and it's serum level using ELIZA in patients with Pityriasis lichenoides chronica and comparing the levels with healthy controls levels

Inclusion Criteria:

• Patients with pityriasis lichenoides Chronica (PLC): either with the classical presentation papular or hypo-pigmented macules and patches that proved histopathologically to be PLC.
• Both genders
• Age group ≥ 8 years

Exclusion Criteria:

• Patients with other skin diseases
• Patient received treatment for PLC within period less than three months
• Pregnant patients
• Lactating patients