Leukemia cutis refers to infiltration of premalignant or malignant cells into the skin or subcutaneous tissue. These lesions are manifested in various appearances that range from papules to nodules and plaques. The condition may occur in the setting of previously diagnosed leukemia or it may be the first manifestation of the disease. Reference: https://emedicine.medscape.com/article/1097702-overview#a4 Image via: https://link.springer.com/article/10.1007/s12288-019-01184-9