in Kaposi Sarcoma

To the Editor.— In the article "Kaposi Sarcoma and Polymyositis,"Archives(110:605-607, 1974), Dr. Dantzig states that, to his knowledge, Kaposi sarcoma has not "been reported with any of the cutaneous or muscular signs of malignant tumor." 3 We would like to point out that acquired ichthyosis has been described by us ( Dermatologica 147:348-351,1973) as a skin marker of Kaposi sarcoma. We have since noted the association of ichthyosis and Kaposi sarcoma in two additional patients. In one patient, an 85-year-old man, pronounced ichthyosiform changes had begun to appear three years prior to development of the widespread plaques, nodules and tumors of Kaposi sarcoma (Figure). In the other patient, a 77-year-old man, plaques of Kaposi sarcoma on the palms, legs and feet, and ichthyosis of the legs and feet have developed simultaneously over the last two years. The diagnoses of Kaposi sarcoma and ichthyosis (the latter indistinguishable from dominant ichthyosis