10 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
, LAD, and hepatomegaly ... splenomegaly Other infections ... #Brain #differential ... diagnosis #causes #radiology ... #neurology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... Diagnosis Algorithm ... Lymphoid (ALL) - PAS ... Lymphadenopathy, CNS ... Amy Chung, MD, MSc
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
Diagnosis Algorithm ... Space-occupying brain lesion ... • CNS infection ... Matthew Ho, MD PhD ... #neurology #PHANTOMS
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
Weakness - Differential ... Non-neuromuscular disorder ... Lack of UMN/LMN signs ... • Inflammatory disorders ... #Diagnosis #neurology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Petechial Rash - Differential ... Diagnosis Algorithm ... reddish-purple lesions ... Vasculitis - Collagen disorders ... test • Serology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
integrity of the blood-brain ... and infects the CNS ... early stages of infection ... mononuclear cells in the CNS ... dementia #AIDS #Neurology
Spinal Cord Disorders - Differential Diagnosis Framework

Spinal cord neurological lesion:
Clinical findings:
 • Symptoms and signs below
- Differential ... • Symptoms and signs ... Blockage of the Blood ... #diagnosis #neurology ... #algorithm
Transverse Myelitis Overview

Focal inflammatory disorder of the spinal cord resulting in rapid onset of weakness, sensory
that results in CNS ... compressive cord lesion ... • Bilateral signs ... diagnosis #management #neurology ... #differential
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... purpura: Strong sign ... pulses, bruits, or blood ... affects the skin, neurologic ... chorioretinitis, CNS
Hearing Loss - Differential Diagnosis Framework

Hearing Loss Types:
• Conductive
• Sensorineural
• Mixed
Presbycusis is the most common type
Hearing Loss - Differential ... include a: • Neurologic ... Infection or cancer ... auditory nerve (CN ... Mitochondrial disorders