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Introduction The granulomatous diseases discussed in this chapter may be defined as having an inflammatory cutaneous infiltrate in which histiocytes are the preponderant inflammatory cells. While cutaneous sarcoidosis is the prototype of non-infectious (sterile) granulomatous dermatitides, there are a number…

Key Points Sarcoidosis is a multisystem granulomatous disease of unknown etiology that affects patients of all ages and ethnic groups. Thorough multisystem evaluation of all patients is essential, as sarcoidal inflammation may be clinically quiescent while causing significant damage. Cutaneous…