35 results
Diagram of different types of bone tumors that can occur around the knee on XRay -
different types of bone ... island • Stress ... Chondrosarcoma • Stress ... #Differential # ... Radiology #XRay
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
other aggressive lesion ... island • Stress ... Chondrosarcoma • Stress ... #Bony #Differential ... #Diagnosis #Radiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... • 80% with lung ... Infectious: ... #Brain #differential ... diagnosis #causes #radiology
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
- Differential ... Diagnosis • Infections ... Malignancy: Metastases (lung ... #Differential # ... Diagnosis #neurology #radiology
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
: Only a few lesions ... chondroblastoma or an infection ... Enchondroma and infections ... Diaphysis #Epiphysis #Radiology ... #MSK #Differential
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
physeal fusion and bone ... increased local stress ... (save $$) Differential ... • Bone contusion ... #clinical #mri
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse Lung ... granulomatosis - Churg-Strauss ... cell arteritis Infectious ... #Diagnosis #Radiology ... #Pulmonology #Differential
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Space occupying lesions ... Brain tumor • Lesions ... EMG) studies • MRI ... #Weakness #Differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
polymicrobial infection ... stable residual lesion ... Aeruginosa - Strep ... Abscess Differential ... Abscess #pulmonary #differential
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
• ↑ Mechanical stress ... fibrobulous apical lesions ... Increased mechanical stress ... #diseases #differential ... #STARCHASERS #radiology