Abstract
In what respect chronic discoid lupus erythematosus
is related to systemic lupus erythematosus is still uncertain.
In discoid lupus the lupus-erythematosus (L.E.) phenomenon
is negative, and the history does not suggest
vascular lesions or involvement of serous membranes.
In both diseases the pathogenesis of the skin lesions is
unknown, but they are probably the result of
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