Granuloma annulare (GA) is a common, benign, chronic inflammatory disorder, which is characterized by grouped papules in an enlarging annular shape. It has been described in several clinical subtypes, including localized, generalized, subcutaneous, perforating, and erythematous types. Even though generalized, subcutaneous, and perforating types of GA are unusual, there are several reports of th...

A case of granuloma annulare (GA) localised to the shaft of the penis is reported with a brief review of the current literature. We concluded that penile GA, although rare, should be considered in the differential diagnosis of granulomatous lesions of the penis and that histopathological examination of the lesion is essential for the diagnosis.

Cutaneous sarcoidosis is a great imitator and we have to remember this mimicker also in the differential diagnosis of erythematous annular lesions. We report the case of a 50-year- old man with a 7-year history of erythematous, annular or serpiginous, scaly plaques on his scalp, forehead, preauricular region and around his mouth who was misdiagnosed as granuloma annulare.