Although the radiographic appearance of pulmonary MAC infection in the immunocompetent host can be varied, there are several generalizations that can be made. The classic radiographic appearance is indistinguishable from that of pulmonary tuberculosis. The classic form is seen most commonly in males and is typically associated with other predisposing diseases, especially chronic obstructive pul...

Cementoblastoma is a rare benign odontogenic neoplasm which is characterized by the proliferation of cellular cementum. Diagnosis of cementoblastoma is challenging because of its protracted clinical, radiographic features, and bland histological appearance; most often cementoblastoma is often confused with other cementum and bone originated lesions. The aim of this article is to overview/revisi...

The radiographic diagnosis of bone infarction is discussed based on the pathological changes that occur. The differences in radiographic density and their significance are emphasized. Bone infarctions are divided into diaphysomethaphyseal and epiphyso-metaphyseal lesions and the radiographic appearance described. Etiologic considerations are outlined.