150 results
Triquetral Fracture
The triquetrum is the second most commonly fractured carpal bone. Look for the "pooping duck
The triquetrum ... fractured carpal bone ... common carpal bone ... pain with wrist flexion ... Wrist #Carpal #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... other aggressive lesion ... • Aneurysmal bone ... #Differential #Radiology ... pediatrics #msk #lesions
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... - punched out lesions ... • Aggressive lesion ... ) • Enostosis/bone ... #Differential #Radiology
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
other aggressive lesion ... - punched out lesions ... • Aggressive lesion ... #Tumors #Lesions ... #Diagnosis #Radiology
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... and bone bridging ... repeated follow-up MRI ... • Bone contusion ... #clinical #mri
Most Common Carpal Bone Fractures by Frequency
 • Scaphoid - 50-80%
 • Triquetral - 5-20%
 •
Common Carpal Bone ... Scaphoid - 50-80% • Triquetral ... drdevrad #Carpal #Bone ... wrist #frequency #radiology
Malignant Bone Tumors: Pathogenesis of X-ray appearance

 • Metastatic bone tumors (aka. cancerous cells from systemic
Malignant Bone Tumors ... • Metastatic bone ... radio-dense" (sclerotic lesions ... radio-lucent" (osteolytic lesions ... BoneTumors #Malignant #Radiology
McDonald Criteria for Diagnosis of Multiple Sclerosis
 • 2 or more attacks, 2 or more lesions
- None. ... more attacks, 1 lesion ... Dissemination in space on MR ... Dissemination in time on MR ... progression from onset - One
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... Ring-Enhancing Lesions ... Compatible syndrome + MRI ... lesions + toxo ... diagnosis #causes #radiology
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... Head: - Bones are ... not apparent T1 MRI ... Brain: - Bones ... comparison #neurology #radiology