28 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... nodules, may also see ... Infectious: ... #Brain #differential ... #diagnosis #causes
Causes of Relative Bradycardia - Note the propensity for intracellular organisms.
Infectious: 
Legionella, Psittacosis, Q fever, Typhoid
Causes of Relative ... : ß-blockers, CNS ... lesions, Lymphomas ... #differential # ... infectiousdiseases #table
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... Imaging: - MRI ... Demyelinating disease caused ... #Infections #differential
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... Lesions on Various ... #POCUS #radiology ... #differential # ... diagnosis #comparison #table
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
BEE Syndromes - ... nervous system (CNS ... neuropathy (LHON) plus MRI ... lesions and clinical ... noninflammatory #differential
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
 Most common cause ... motor systems may be ... Differential diagnosis ... Multiple Sclerosis: CNS ... hyperreflexia, multiple lesions
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... compressive cord lesion ... causes need to ... or optic nerve lesions ... management #neurology #differential
Focal Periphyseal Edema (FOPE lesion) - MSK Radiology
Imaging Findings:
 • Arrows identifying the characteristic edema-like signal
) - MSK Radiology ... repeated follow-up MRI ... (save $$) Differential ... metaphysis, this would be ... #clinical #mri
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
Appearance of Liver ... Lesions on Magnetic ... Resonance Imaging (MRI ... #radiology #differential ... diagnosis #comparison #table
Erythemas Summarized
Erythema ab igne
 • A dermatosis that results from repeated exposure to heat (fires, heating
Haverhill fever caused ... Has more rarely been ... classic targetoid lesions ... Erythemas #comparison #table ... #differential #