Inflammatory skin condition (6)
I believe the answer is:
eczema
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">inflammatory skin condition</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for eczema that I've seen before include "Pimply condition as of adolescence" , "Itchy skin disorder" , "Irritating disease of the skin" , "Distressing skin ailment" , "Distressing skin disease" .)