Kienböck Disease: Last Frontier of the Wrist

The Radiological Prevalence of Incidental Kienböck Disease

  Background:To determine the prevalence of incidental Kienböck disease.   Methods: A retrospective analysis of 150,912 radiological reports or images obtained over a five year period was performed of 76,174 patients who underwent a radiograph or computed tomography scan which included the wrist, in Edinburgh and Lothian, UK. Results: There were 5 cases of incidental Kienböck disease and 13 cas...

Imaging of Kienböck disease.

OBJECTIVE The purpose of this article is to provide an overview of Kienböck disease focusing on imaging findings, including the relevant anatomy, pathophysiology, and treatment of Kienböck disease and the differential diagnoses (pseudo-Kienböck lesions). CONCLUSION Kienböck disease is a condition marked by avascular necrosis of the lunate bone. MRI is useful in diagnosis and staging and shoul...

Last Frontier

Adolescence: the last frontier.

Aortic dissection. The last frontier.

Aortic dissection is a medical or surgical emergency, or both, that is catastrophic if not diagnosed and treated promptly. It is the most common aortic pathological lesion in the United States warranting emergent diagnosis and treatment. In untreated or unrecognized patients with aortic dissection, the prognosis is decidedly dismal, with the early mortality (first 48 hours) being as high as 1%/...