30 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
fractured carpal bone ... "pooping duck sign ... #Radiology #XRay ... #Diagnosis #Management ... Orthopedics #Sports #MSK
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Scaphoid - 50-80% • Triquetral ... #Fractures #wrist ... #frequency #radiology ... #msk #orthopedics ... #diagnosis
There are about a dozen x-ray findings, but two of them are especially important: Loss of
aortic knob/aortic-pulmonary ... and the calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR ... #ChestXRay #AorticKnob
Age of Ossification of Carpal Bones
Capitate - 1 Month
Hamate - 2 Months
Triquetral - 3 Years
Lunate -
Ossification of Carpal Bones ... Hamate - 2 Months Triquetral ... #wrist #radiology ... #mnemonic #diagnosis ... #msk #pediatrics
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
radionuclide bone ... 4 mSv 200 CXRs ... 5 mSv 250 CXRs ... #PatientInfo #Radiology ... Doses #Imaging #ChestXRay
Common Hand Fractures on X-Ray
Mallet finger - injury to the lateral extensor slips
Boutonniere deformity - injury
Terry thomas sign ... Triquetral fracture ... Fractures #XRay #Radiology ... #Wrist #differential ... #diagnosis
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
- Increased pulmonary ... GreatArteries #TGA #CXR ... #ChestXRay #Radiology ... #Diagnosis #Clinical
Westermark sign! (R pulmonary oligemia seen on CXR). Unicorns do exist! Seen in <2% of PE
-
Westermark sign! ... (R pulmonary oligemia ... PE - Emergency Radiology ... ASER_ERad #Clinical #Radiology ... #CXR #ChestXRay
Scapholunate Dissociation
The spacing between all carpal bones should be 1-2 mm, look for the "Terry Thomas"
between all carpal bones ... "Terry Thomas" sign ... ("Terry Thomas sign ... Scaphoid #Carpal #Radiology ... Orthopedics #Sports #MSK
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
XR, the capitate ... trapezium, capitate, triquetrum ... #Carpal #Radiology ... #XRay #Diagnosis ... Orthopedics #Sports #MSK