Granulomatous lobular mastitis as a rare cause of Erythema Nodosum: Report of two cases

Abstract

<span>Granulomatous lobular mastitis (GLM) is a rare and benign condition of unknown etiology, which has been described recently. It primary affects young parous women and usually presents with a unilateral and extra-areolar breast mass. The condition may clinically mimic breast cancer, sometimes leading to misdiagnosis resulting in unnecessary breast surgery.</span><br /><span>We report two cases of GLM associated with erythema nodosum and oligoarthritis, which were treated with systemic steroids and surgery. After one year of follow up, there were no recurrency.</span>