21 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
MAGIC DR – a handy mnemonic used to remember the potential causes of a cerebral ring
ring enhancing lesion ... Metastasis A – Abscess ... Radiation necrosis #Diagnosis ... RingEnhancing #Lesions ... #Brain
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
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
pulmonary etc) • CNS ... Space occupying lesions ... tumor • Lesions ... abscess • Toxic ... Lesions Of The Peripheral
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
HIV-Associated Neurocognitive Disorder (HAND)

Definition:
HIV-Associated Neurocognitive disorders categories:
• Asymptomatic neurocognitive impairment
• Mild neurocognitive impairment
• HIV dementia

Pathophysiology:
HIV frequently
and infects the CNS ... bilateral white matter lesions ... lesions, which ... Diagnosis: MRI ... Treatment: • HAART
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
Causes of Hypotonic Infant (Floppy Newborn) - Differential Diagnosis Algorithm
Central Nervous System - Decreased LOC, Axial
Diagnosis Algorithm ... Normal Reflexes - Brain ... Hemorrhage • CNS ... Intracranial Mass/lesion ... Hematoma • Abscess