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via other things amanzi: ct scans.

i’m usually quite good at reading ct scans, but this one just left me with one big question mark.
…and like most questions from surgeons to radiologists, this one is half full of it
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via Gruntdoc & EETimes.com - Handheld ultrasound gets FDA approval.

[Image Credit]

Startup Signostics got approval Tuesday (May 19) from the U.S. Food and Drug Administration to ship what it claims is the world’s smallest ultrasound device. The company describes its pocket-sized, half-pound Signos that sells for about $4,000 as a visual stethoscope and hopes it will [...]

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via MedPage Today: Sodium Bicarbonate Halves Nephropathy Risk.

Sodium bicarbonate hydration significantly reduces the risk of contrast-induced nephropathy (CIN), although the benefits might have been overstated in prior studies, authors of a meta-analysis concluded. Compared with saline hydration, sodium bicarbonate halved the risk of nephropathy, Pascal Meier, M.D., of the University of Michigan, and colleagues reported online [...]

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via Class Act: Cardiac CT to Assess Coronary Artery Calcium | Clinical Correlations.
Article by Matt Nayor, a fourth year medical student at NYU Medical School. Reviewed by Robert Donnino MD, NYU Division of Cardiology. (Emphases mine)

Coronary artery calcifications are absent in normal vessels, but are highly correlated with coronary artery disease (CAD). They are therefore [...]

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I got an email a few days ago from a dentist appreciating an older post of mine in which I had posted CT images of a ‘lost & found’ tooth. Dr. Vijayalakshmi, BDS, FFDRCS is a dental surgeon practising in my hometown, Coimbatore and had graduated from a dental college in Salem, the place where [...]

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RAAViewer
Created by Robert Livingston

This is a free downloadable program, available for Macintosh and Windows, that allows viewing of labeled images of human anatomy. The labels are linked to a database that offers in-depth descriptions of the parts of anatomy. An image or series of images is stored in a folder and then accessed by the [...]

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Retained knife blade: an unusual cause for headache following massive alcohol intake. (via precordialthump, dublindoc & Mind Hacks. Emphases mine)

Massive alcohol intake usually resolves in a banal headache. We report a case of a patient presenting with acute alcohol intoxication in which the ensuing “hangover” was due to a knife blade deeply retained in the [...]

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Note: This is the second case in a short series of CT images of extra-axial intracranial hemorrhages.
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Diagnosis: Subdural Hemorrhage.

Also known as Subdural Hematoma (SDH).
Subdural hemorrhages (SDHs) are seen in 10% to 20% of all head trauma cases and occur in up to 30% of fatal injuries. A definite history of trauma may be lacking, particularly [...]