A 9.8-year-old girl with growth hormone (GH) deficiency and concomitant chronic and localized psoriasis of the groins and axillae showed repeated and sudden relapse of eruptive psoriasis after GH treatment. The aggravating effect of GH and the improvement of the skin condition after withdrawal suggests, at least in this case, that GH plays a significant role in the pathogenesis of psoriasis.
