13 results
Differential diagnosis for toxic/metabolic encephalopathies - Patterns on Brain Imaging

Cynthia Czawlytko, MD @drcyncity

#Differential #diagnosis #encephalopathies #encephalopathy
Differential diagnosis ... - Patterns on Brain ... #encephalopathy ... #patterns #MRI ... pathology #diseases #radiology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Disorders ATL With Posterior ... Pons: ODS #MRI ... Disorders #Clinical #Differential ... #Diagnosis #Radiology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
Syndrome - MSK Radiology ... hallucis longus Differential ... diagnosis for similar ... #clinical #Radiology ... #diagnosis #msk
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Encephalopathy ... parietal lobes of the brain ... edema visualized as ... Reversible course Differential ... #management #neurology
Osgood-Schlatter Disease - MSK Radiology
Imaging Findings:
 • Infrapatellar fat-pad edema with loss of the patellar tendon
Disease - MSK Radiology ... patellar tendon sharp posterior ... There is also fragmentation ... tibial tuberosity Differential ... #diagnosis #msk
Medial Meniscus Bucket Handle Tear - MSK Radiology
Imaging Findings:
 • Truncation of the medial meniscus on
Handle Tear - MSK Radiology ... displaced fragment is also ... Differential diagnosis ... BucketHandle #Tear #knee #mri ... #diagnosis #msk
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... RingEnhancing #Lesions #Brain ... #differential # ... #radiology #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
Classic HIV Encephalopathy ... similar to PML, but MRI ... Diagnosis: MRI ... white matter and posterior ... reversible • HAND is also
Peri-operative Hyperthermia - Guidelines for Crises in Anaesthesia
If prolonged or ≥ 39 C this is a
blood • Hypoxic encephalopathy ... • Traumatic brain ... #Hyperthermia #Differential ... Anesthesia #Checklist #Diagnosis ... #Management #Workup
Amyotrophic Lateral Sclerosis (ALS) Summary
ALS: combination of the clinical examination finding of amyotrophy with the pathologic
MRI: Brain, cervical ... Other possible diagnosis ... conditions listed in differential ... diagnosis column ... #management