Keywords: CLL, chronic lymphocytic leukemia; EDHM; EDHM, eosinophilic dermatosis of hematologic malignancy; IL, interleukin; IL-4; LC, leukemia cutis; chronic lymphocytic leukemia; dupilumab; eosinophilic dermatosis of hematologic malignancy; eosinophilic dermatosis of myeloproliferative disease; insect bite–like eruption; insect bite–like reaction; interleukin 4; leukemia cutis; varicella zoster.