Eccrine Spiradenoma (Spirodenoma)
Are You Confident of the Diagnosis? Characteristic findings on physical examination Spiradenoma presents as a skin-colored, blue, or pink nodule located most commonly on the upper trunk or extremities (Figure 1). The nodule is well demarcated and has a spongy or cystic feel. It is usually less than 1 cm in size; however, they can…