35 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
CNS Ring-Enhancing ... Diagnosis- Compatible syndrome ... + MRI lesions + ... #Brain #differential ... diagnosis #causes #radiology
Posterior Ankle Impingement (Os Trigonum) Syndrome - MSK Radiology
Imaging Findings:
 • Os trigonum which has marrow
(Os Trigonum) Syndrome ... consistent with marrow edema ... • "Edema-like" ... Case description ... hallucis longus Differential
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
Case description ... are a possible ... repeated follow-up MRI ... (save $$) Differential ... #mri #clinical
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Impairment: • Acute ... nervous system: Brain ... Lesions Of The Peripheral ... EMG) studies • MRI
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
- Differential ... ischemic changes CXR ... respiratory distress syndrome ... (Traumatic brain ... #diagnosis #cardiology
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
Guillain–Barré syndrome ... Most common cause of ... acute flaccid paralysis ... Differential diagnosis ... Multiple Sclerosis: CNS
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
affecting the Brain ... nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... noninflammatory #differential
Common MRI Sequences - Basic MRI Brain Interpretation

 • T1 Sequence - T1 is for anatomy.
- Basic MRI Brain ... Edema! ... But this edema can ... Acute strokes are ... in many other lesions
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
to Headaches - Differential ... papilledema • Horner syndrome ... Space-occupying brain ... lesionCNS ... arteritis • Acute
Hypertrophic Pachymeningitis - Differential Diagnosis Framework

Pachymeningitis is a rare condition that causes areas of a layer
Pachymeningitis - Differential ... spinal cord and brain ... Neurosyphilis • CNS ... patients MRI ... sagging syndrome