Am J Dermatopathol 2016 May;38(5):388-92
*Department of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, MN; †Department of Dermatology, Mayo Clinic, Rochester, MN, Dr. Cohen is now affiliated with the Department of Pathology and Immunology, Baylor College of Medicine, and Department of Pathology, Michael E. DeBakey Veterans Affairs Hospital, Houston, TX (As of/After July 1, 2015); ‡Department of Laboratory Medicine and Pathology, Division of Hematopathology, Mayo Clinic, Rochester, MN; and §Departments of Laboratory Medicine and Pathology, and Dermatology, Mayo Clinic, Rochester, MN.
CD30-positive cutaneous lymphoproliferative disorders, a group of T-cell neoplasms, including lymphomatoid papulosis (LyP) and cutaneous anaplastic large cell lymphoma, require careful clinicopathologic correlation for diagnosis. An association between LyP and the development of a second hematolymphoid malignancy has been established in the literature. LyP has also been reported with systemic amyloidosis, but no such reports have documented coexisting cutaneous amyloid deposition with LyP to our knowledge. Read More