21 results
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
MRI: Posterolateral ... hallucis longus Differential ... torn ligament on MRI ... flexion but no symptoms ... #clinical #mri
Tolosa-Hunt Syndrome
What?
 • Unilateral orbital/retrobulbar pain
 • Paresis of the cranial nerves Ill, IV, VI
 •
cranial nerves Ill, IV ... fissure or orbit (MRI ... resolution of the symptoms ... #TolosaHunt #neurology ... #diagnosis
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
• Depressive symptoms ... similar to PML, but MRI ... Diagnosis: MRI ... The clinical syndrome ... #Neurology
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... #neurology #noninflammatory ... #differential # ... diagnosis
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
/ AIDS - Differential ... Diagnosis Framework ... Imaging: - MRI ... CNS #Infections #differential ... #diagnosis #AIDS
Restrictive Cardiomyopathy - Diagnosis and Causes
Clinical: Dyspnea, Exercise Intolerance, ↑ "Right Sided-Symptoms" (ascites, hepatomegaly, ↑↑peripheral edema)
Physical
Cardiomyopathy - Diagnosis ... ↑ "Right Sided-Symptoms ... MRI, Cardiac Catheterization ... Hyper-eosinophilc Syndrome ... #Causes #differential
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
may precede the neurologic ... Neurological symptoms ... Vascular narrowing on MRA ... Reversible course Differential ... #neurology
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Diagnosis: • ... cord infarct • HIV ... perineum, and posterior ... Imaging studies: • MRI ... #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Diagnosis Framework ... Non-neuromuscular disorder (Cardiac ... parainfluenza, Coxsackie, HIV ... EMG) studies • MRI ... #Diagnosis #neurology
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Hypertension - Differential ... Diagnosis and Screening ... CT or MRI scan of ... #Diagnosis #Causes ... Screening #Workup #table