13 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Ring-Enhancing Lesions ... PCR 50% sensitive ... 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 ... Multiple Lytic Lesions ... BoneLesion #XRay #MSK ... #Orthopedics #Causes
Posterolateral Corner (PLC) Injury - Posterolateral Drawer Test
Injury to the posterolateral corner (PLC) is difficult to
Posterolateral Drawer ... is difficult to diagnose ... Most lesions of ... PhysicalExam #Sports #Orthopedics ... Knee #Posterior #msk
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
HIV / AIDS - Differential ... parietal - Size lesions ... tuberculomas, or abscesses ... Enhancement: multifocal lesions ... punched-out" cystic lesions
Soft Tissue Lesions - Differential Diagnosis Algorithm 
Septic
 • Septic Bursitis
 • Necrotizing Fasciitis
 • Septic
Soft Tissue Lesions ... Injury • SLAP Lesion ... #SoftTissue #Lesions ... #MSK #Differential ... #Orthopedics #Causes
Pathologic / Fragility Fractures - Differential Diagnosis Algorithm 
Tumours
 - See Bone Lesions Scheme
Paget's Disease
 -
Diagnosis Algorithm ... Tumours - See Bone ... Lesions Scheme ... Fractures #Pathologic #MSK ... #Orthopedics #Causes
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Diagnosis Algorithm ... Papules & Mucosal Lesions ... Septic Bursitis • Abscess ... Infectious #JointPain #MSK ... #Orthopedics #Causes
Weakness - Differential Diagnosis Framework

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