Case for diagnosis.

Marjolin's ulcer is a term used to describe a malignant transformation that originates in chronic skin lesions. These neoplasms may be more aggressive than those unassociated with healing processes and are frequently overlooked or inadequately treated. This case report describes the occurrence of a squamous cell carcinoma occurring at the site of a burn scar and emphasizes the need for early diagnosis and treatment in order to assure better prognosis.