19 results
Congenital absence of the pericardium: 
- CXR: leftward shift of the cardiac silhouette, Snoopy sign, no
silhouette, Snoopy sign ... : left posterolateral ... rotation and displacement ... #chestxray #cxr ... #radiology
There are about a dozen x-ray findings, but two of them are especially important: Loss of
about a dozen x-ray ... aortic-pulmonary window and ... the calcium sign ... Clinical #Diagnosis #Radiology ... #CXR #ChestXRay
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
X-ray limitations ... #Diagnosis #Radiology ... #ChestXRay #KUB ... #CXR #Sensitivity ... #Limitations #Comparison
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
and lateral abdomen ... 0.05 mSv 2.5 CXRs ... #PatientInfo #Radiology ... Doses #Imaging #ChestXRay ... #Comparison #Table
Posterior Elbow Dislocation
The elbow is the second most commonly dislocated major joint in adults and the
80% occurring posterolateral ... can't make A-OK sign ... Dislocation #Posterior #Radiology ... #XRay #Diagnosis ... #Sports #MSK
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
"pooping duck sign ... "pooping duck sign ... Wrist #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK
There are about a dozen x-ray findings, but two of them are especially important: Loss of
about a dozen x-ray ... the calcium sign ... positive calcium sign ... Clinical #Diagnosis #Radiology ... #CXR #ChestXRay
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
- Extremity (hand ... #PatientInfo #Radiology ... Doses #Imaging #ChestXRay ... #CXR #CT #Nuclear ... #Comparison #Table
Supracondylar Elbow Fracture
• Most common elbow fracture in children, peak age 5-7 
• When looking at
anterior sail sign ... onto outstretched hand ... Elbow #Humerus #Radiology ... #XRay #Diagnosis ... #MSK
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
"Terry Thomas" sign ... onto outstretched hand ... Scaphoid #Carpal #Radiology ... #XRay #Diagnosis ... #Sports #MSK