Abstract
Leprosy is a chronic , slowly progressive disease. However , this course may be interrupted by acute phenomenanamed reactions . Such reactions are classified as type 1 and type 2 reactions . While the type 1 reaction is more common in formstuberculoid and borderline disease and relates to cellular immunity , type 2 reaction, also called erythema nodosum Leprosum( ENL ) , affects more pati…