Tumors of the pilosebaceous unit.

Appendage tumors of the pilosebaceous apparatus are relatively rare, and their clinical aspect is usually nonspecific. In most cases pilosebaceous tumors are benign; however, malignant neoplasias (e.g.

Follow-up study of 100 malignant pleural mesotheliomas.

One hundred malignant pleural mesotheliomas have been treated in our hospital since 1955. Clinical and autopsy findings are analyzed and compared to X-ray changes. The most common symptoms were dyspnea (49%), pain (40%) and cough (36%).

[Malignant pleural mesotheliomas. Comparison of roentgenologic and autopsy findings].

In 100 pleural mesotheliomas follow up x-ray studies were compared to autopsy findings. Initially x-ray examinations show effusions in 62%, diffuse pleural thickening in 29% and solitary pleural nodules in 6%, prior to death effusions and pleural thickening are usually combined. In 17 tumor nodules doubling times ranged from 0.