%0 Journal Article %T CD30-Positive Angioinvasive Lymphomatoid Papulosis (Type E) Developing from Parapsoriasis en Plaque %A Chunbing Lyu %A Kenichiro Tsuchiyama %A Setsuya Aiba %A Taku Fujimura %J Archive of "Case Reports in Oncology". %D 2018 %R 10.1159/000495689 %X Angioinvasive lymphomatoid papulosis (LyP) type E is a rare variant characterized by angiocentric and angiodestructive features with CD30+ CD8+ lymphocyte infiltration. In rare cases, LyP type E is concomitant with mycosis fungoides, but there is no English report that describe LyP type E developing from parapsoriasis en plaque. In this report, we described a case of angioinvasive LyP (type E) developing from parapsoriasis en plaque, in which we employed immunohistochemical staining for the investigation of its pathomechanisms %K Angioinvasive lymphomatoid papulosis %K Parapsoriasis en plaque %K CCL17 %K CCR4 %K Granulysin %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6341360/