17 results
Diagram of different types of bone tumors that can occur around the knee on XRay -
- punched out lesions ... blade of grass sign ... • Aggressive lesion ... blastic metastatic lesion ... #msk #lesions #
Diagram of different types of bone tumors that can occur around the knee on XRay
Age <
other aggressive lesion ... - punched out lesions ... • Aggressive lesion ... blastic metastatic lesion ... Lesions #Bony #Differential
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
2-hyperintense lesion ... This lesion displays ... surrounding the lesion ... • The lesion is ... ordered if the lesion
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
similar to PML, but MRI ... bilateral white matter lesions ... well-defined than PML lesions ... Diagnosis: MRI ... Treatment: • HAART
Humeral Avulsion of the Inferior Glenohumeral Ligament (HAGL)
 • Imaging Findings:
 • Large defect of the
WITHOUT Bankart lesion ... Differential diagnosis ... Reverse HAGL (RHAGL) lesion ... GAGL): "Reverse J sign ... #clinical #Radiology
Multiple Sclerosis - Summary

Multiple Sclerosis (MS) is an autoimmune-mediated neurodegenerative disease of the central nervous system
Forms of MS: • Tumor-like ... demyelinating lesions ... Afferent pupillary defect ... resonance imaging [MRI ... ] T2 lesions) McDonald
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
disorder (Cardiac, pulmonary ... Space occupying lesions ... system: Brain tumor ... • Lesions of ... Lesions Of The Peripheral
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Antimicrobial treatment ... Imaging: - MRI ... parietal - Size lesions ... Enhancement: multifocal lesions ... punched-out" cystic lesions
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
ischemic skin lesions ... purpura: Strong sign ... Vasculitis: • Skin lesions ... maculopapular lesions ... Ocular inflammatory lesions
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
compressive cord lesion ... • Bilateral signs ... less swollen - Lesion ... or optic nerve lesions ... simplex virus, HIV