34 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
PCR 50% sensitive ... nodules, may also see ... Syphilis • Pyogenic Abscess ... #Brain #differential ... #diagnosis #causes
Diagram of different types of bone tumors that can occur around the knee on XRay -
- punched out lesions ... • Aggressive lesion ... blastic metastatic lesion ... #Bony #Differential ... #lesions #adult
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 ... #Bony #Differential
Bone Lesion on X-Ray - Differential Diagnosis Algorithm 
Exostotic
 • Osteochondroma
Asymptomatic &/or Non-Active Bone Scam
 •
Bone Lesion on X-Ray ... - Differential ... Diagnosis Algorithm ... Multiple Lytic Lesions ... BoneLesion #XRay #MSK
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Antimicrobial treatment ... parietal - Size lesions ... tuberculomas, or abscesses ... Enhancement: multifocal lesions ... punched-out" cystic lesions
Bone Tumor Location within the Skeleton

Epiphysis: 
Only a few lesions are located in the epiphysis, so
: Only a few lesions ... diagnosis. ... diagnosis. ... Epiphysis #Radiology #MSK ... #Differential #
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
Periphyseal Edema (FOPE lesion ... ) - MSK Radiology ... description: • FOPE lesions ... (save $$) Differential ... Periphyseal #Edema #lesion
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Clindamycin in case of PCN ... stable residual lesion ... Differential Diagnosis ... #pulmonary #differential
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Diagnosis Algorithm ... Tumours - See ... Bone Lesions Scheme ... Fractures #Pathologic #MSK ... #Differential #
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... Space occupying lesions ... Brain tumor • Lesions ... Infectious: Brain abscess ... Lesions Of The Peripheral