Jadassohn–Pellizzari anetoderma is a benign

Benign

A benign tumor is a tumor that lacks the ability to metastasize. Common examples of benign tumors include moles and uterine fibroids.The term "benign" implies a mild and nonprogressive disease. Indeed, many kinds of benign tumors are harmless to human health...

 condition with focal loss of dermal elastic tissue. Anetoderma comes in three types: Primary anetoderma, secondary anetoderma, and familial anetoderma. Jadassohn-Pellizzari is one of two major classifications of primary anetoderma, the other being Schweninger–Buzzi anetoderma

Schweninger–Buzzi anetoderma

Schweninger–Buzzi anetoderma is a cutaneous condition characterized by loss of dermal elastic tissue.- References :...

. The difference between the two is that Jadassohn-Pellizzari anetoderma is preceded by inflammatory lesions.