Diagnostic Imaging's Blog – May 2008 Archive (126)

May 1, 2008 Diagnostic Imaging. Case of the Month -------------------------------------------------------------------------------- CLINICAL HISTORY A 58-year-old man with a chief complaint of diarrhea underwent radiographic examination of the chest and abdomen. FINDINGS Figure 1. Numerous well-defined, bilateral, ovoid sclerotic foci within the epiphysis and metaphysis of the proximal femurs and within the acetabulum. Figure 2. Multiple well-defined, bilateral, ovoid, sclerotic foci within the… Continue

May 1, 2008 Diagnostic Imaging. CAD provides value in spotting difficult 'flat' colonic lesions Ability of sensitivity and filter settings to increase likelihood of finding subtle cancer must be balanced against greater number of false positives John C. Hayes -------------------------------------------------------------------------------- Computer-aided detection may have a role in helping radiologists spot hard-to-find flat lesions on CT colonography, according to a pair of studies presented… Continue

May 1, 2008 Diagnostic Imaging. CAD gains ground on pulmonary embolism H. A. Abella -------------------------------------------------------------------------------- Computer-aided detection may lend an extra punch to the diagnosis of pulmonary embolism with multislice and dual-energy CT scanners. Studies by French and German researchers have shown it helps detect small, hard-to-spot clots lodged in the lungs' periphery. Multislice CT angiography has become the diagnostic standard in pulmonary… Continue

May 1, 2008 Diagnostic Imaging. Brain stays cool as jazz man jams -------------------------------------------------------------------------------- To the listener, jazz improvisation is an aural flight of fancy, borne aloft by a musician's on-the-spot skill and imagination. But functional MRI results show the brain actually follows a grounded process of activation and deactivation during these spontaneous musical riffs, according to researchers from the National Institutes of Health and Johns… Continue

May 1, 2008 Added padding: One solution to patient comfort Greg Freiherr -------------------------------------------------------------------------------- A couple of days ago I was in the zone. Shawna's surgical mask hid her face, but I knew she was smiling. My banter was enough to make her laugh out loud a few times, so much that she paused while laying out the stainless steel instruments that soon would be probing the all too deep pockets between my teeth and gums. To say a trip to the… Continue

May 1, 2008 Diagnostic Imaging. 64-slice CT shows value for assessment of the right heart -------------------------------------------------------------------------------- The enhanced spatial resolution and speed afforded by 64-slice CT scanning allows accurate assessment of right ventricular function, according to studies from China and the U.S. released at the 2008 European Congress of Radiology meeting. Dr. Ying-kun Guo and colleagues at the West China Hospital in Chengdu looked at 48… Continue