18 results
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Bone Fractures by Frequency ... Scaphoid - 50-80% • Triquetral ... Fractures #wrist #frequency ... #radiology #msk
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
The triquetrum ... "pooping duck sign ... "pooping duck sign ... Wrist #Carpal #Radiology ... Orthopedics #Sports #MSK
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
50 CXRs Head CT ... 4 mSv 200 CXRs ... Chest CT 3 mSv 150 ... CXRs Abdomen CT ... #PatientInfo #Radiology
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
spondylolysis) - most frequently ... Stork test) • XR ... — scotty dog sign ... vertebrae • CT ... Spondylolisthesis #MSK
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Computed Tomography (CT ... Computed Tomography (CT ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Hamate Fracture on Wrist X-Ray

- point tenderness over the hamate should raise suspicion for a fracture,
are negative a CT ... with associated signs ... Fracture #WristXRay #Radiology ... #MSK #Orthopedics
Perilunate Dislocation
On lateral wrist XR, the capitate ("apple") should sit in the lunate ("tea cup") which
lateral wrist XR ... trapezium, capitate, triquetrum ... Wrist #Carpal #Radiology ... Orthopedics #Sports #MSK
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Renal Calculus AXR ... pregnancy - Frequent ... Non-contrast CT ... lower dose than a CT-based ... stones #calculus #Radiology
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... 1 day Head CT ... Chest CT 3 mSv 12 ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR