15 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
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
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
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
Parosteal Lipoma - MSK Radiology
Imaging Findings:
 • Frontal radiograph displays a radiolucent soft-tissue mass with internal
a soft-tissue lesion ... The lesion has internal ... • The lesion is ... description: • Fatty lesions ... Radiolucent soft-tissue lesions
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
osteitis, cutaneous lesions ... pneumonia, skin lesions ... Leprae - Cutaneous lesions ... flare, ocular lesions ... Worsening of cutaneous lesions
Blastomycosis Summary

Pathogen: 
 • Dimorphic fungus - Blastomyces dermatitidis or Blastomyces gilchristii.
 • The fungus lives
Verrucous lesion ... Lesion may mimic ... carcinoma • Bone ... Moderate-severe • CNS ... #management #treatment
BEE Syndromes - Non-inflammatory Causes

Immune-mediated conditions affecting the Brain, Eye, and Ear

Visual or auditory symptoms in
nervous system (CNS ... and treatment can ... LHON) plus MRI lesions ... noninflammatory #differential ... #diagnosis