Implications of narrowband ultraviolet B treatment on psoriasis severity and serum levels of angiopoietin-2: A cross-sectional controlled study.

Background: Psoriasis is a chronic inflammatory hyper proliferative skin disease. Angiogenesis play an important role in Psoriasis pathogenesis, occurring even before plaque formation. Angiopoietins play an important role in angiogenesis and hence are described as angiogenic factors.