7 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... nodules, may also see ... multiple lesions Infectious ... Lesions #Brain #differential ... causes #radiology #neurology
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
the lung) - CNS ... polydipsia - Beer ... potomania - “Tea ... #Diagnosis #Table ... #Causes #Sodium
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
Hyponatremia - Differential ... Polydipsia - Beer ... Potomania - Tea ... Pulmonary Diseases, CNS ... #sodium
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
CNS Infection in ... HIV / AIDS - Differential ... status, and focal neurologic ... Imaging: - MRI ... #Infections #differential
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 ... #Syndromes #neurology ... noninflammatory #differential
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... cord compression (MRI ... out • Brain MRI ... diagnosis #management #neurology ... #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... affects the skin, neurologic ... cognitive impairment, neurologic ... oligoclonal bands • MRI ... chorioretinitis, CNS