Kövary P M, Dhonau H, Happle R
Arch Dermatol Res (1975). 1977 Dec 12;260(2):155-8. doi: 10.1007/BF00561120.
Paraproteinaemia (IgGkappa) was observed in a 68 year-old patient with erythema elevatum diutinum. The association of this skin disease with paraproteinaemia as already reported by other authors may indicate a pathogenetic relationship.
