32 results
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
hemorrhage • CSF PCR ... Imaging: - MRI ... Toxoplasma gondii PCR ... • JC-virus PCR ... Enhancement • PCR
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Scl70 (in some cases ... body-like: - Neurologic ... Rods/rings: - HCV ... Cytoplasmic #Patterns #differential ... #diagnosis #rheumatology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... toxo IgG • CNS PCR ... Lesions #Brain #differential ... #diagnosis #causes ... #radiology #neurology
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
The "double PCL ... parallel to the PCL ... Differential diagnosis ... BucketHandle #Tear #knee #mri ... #clinical #Radiology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
, but MRI will show ... Diagnosis: MRI ... : The clinical ... Treatment: • HAART ... dementia #AIDS #Neurology
Cytomegalovirus (CMV) in HIV-AIDS Patients
Cytomegalovirus (CMV): double-stranded DNA virus, herpesvirus family.
CMV infection: virus isolation or detection
Diagnosis: Quantitative ... PCR and CMV pp65 ... 50 or less: • Neurologic ... Retinitis (Most common cause ... #differential #
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Ligamentum flavum PC ... fractures: Don't cause ... Ligamentous complex (PLC ... Cauda equina Treatment ... #diagnosis #localization
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
cord infarct • HIV ... Imaging studies: • MRI ... axial T1 and T2 Treatment ... #diagnosis #causes ... #neurology
Bell's Palsy - Diagnosis and Management Summary - GrepMed Handbook

Acute Idiopathic Unilateral Facial Nerve (CN7) Palsy
Presentation:
- Atypical Clinical ... atypical symptoms): MRI ... CNS inflammatory cause ... #Management #Treatment ... #Neurology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Clinical ... of PCN allergy ... Lung Abscess Differential ... #causes #management ... #treatment #diagnosis