Main Entry: lupus band test Function: noun : a test to determine the presence of antibodies and complement deposits at the junction of the dermal and epidermal skinlayers of patients with systemic lupus erythematosus
lupus band testn. Abbr. LBT A direct immunofluorescent technique for demonstrating a band of immunoglobulins at the dermal-epidermal junction of the skin of patients with lupus erythematosus.