[Choledochal cysts in adult patients--presentation and clinical course].

History: A 35-year-old male was admitted with recurrent acute pancreatitis of unknown origin. He was found to have a cystic lesion in the upper abdomen believed to be a pancreatic pseudocyst (patient 1). A 59-year-old female with a choledochal cyst developed acute pancreatitis (patient 2).

[Current diagnosis of impotence].

In recent years the true incidence of impotence due to organic diseases in comparison with psychogenic disorders could be verified. New diagnostic tools as penile Doppler ultrasonography, PBI estimation, NPT measurement, invasive SKIT's, neurophysiological methods, selective phalloarteriography, artificial erection and dynamic cavernosography are introduced and are the guide to therapeutic approach.

[Diagnostic strategy in diseases of the small intestine].

For the most frequent and important indications for radiologic examination of the small bowel (passage disorder, blood of unknown origin, inflammatory processes, malabsorption) a diagnostic strategy was established. From the contrast investigations the imaging of the small bowel with a tube, enteroclysma, is preferred. The significance of plain films and sonography is also pointed out.

[Radiological diagnosis of pyelonephritis].

The standard examination method of the radiological diagnostics of pyelonephritis is the EU. In restricted function of the kidney the intensive urography is to be used. Above all decent changes of form and tonus in the hollow system show diagnostic problems.

[Roentgen diagnosis of pyelonephritis].

With the help of special literature and the results of own investigations the usability and evidence of radiological examination methods in the diagnosis of pyelonephritis are described. The high value of urography in the ascertainment of predisposing factors for pyelonephritis is emphasized. Subject of nearer considerations is the characteristic radiological feature of chronic pyelonephritis in its different developmental stages.