20 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... - Compatible syndrome ... #differential #diagnosis ... #causes #radiology ... #neurology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
and renal manifestations ... Differential Diagnosis ... , anti-CCP • CXR ... #differential #diagnosis ... #nephrology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... in size (micro and ... • CNS: parietal ... encephalitis) • Brain lesions ... #diagnosis #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... disorder (Cardiac, pulmonary ... etc) • CNS -> ... #Differential #Diagnosis ... #neurology
Hyponatremia - Differential Diagnosis Algorithm
Hypovolemic - Give volume
Hypervolemic (Edematous) - Look for and treat underlying cause
- Differential Diagnosis ... cirrhosis, nephrotic syndrome ... Stress, Nausea, Pulmonary ... Diseases, CNS Disease ... #nephrology #sodium
BEE Syndromes - Non-inflammatory Causes

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

Visual or auditory symptoms in
nervous system (CNS ... important, as early diagnosis ... LHON) plus MRI lesions ... #neurology #noninflammatory ... #differential #diagnosis
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
papilledema • Horner syndrome ... Systemic symptoms and ... Space-occupying brain lesion ... • CNS infection ... #Algorithm #neurology
Neurological Manifestations of Tuberculosis
Spinal Arachnoiditis & Polyradiculopathy:
 • Subacute onset of limb weakness, bladder/bowel dysfunction, muscle
ring-enhanced lesion ... Reconstitution Inflammatory Syndrome ... or abruptly • CN ... #Tuberculosis #diagnosis ... differential #TB #neurology
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
Includes cavitary lesions ... , lobular consolidation ... immunedeficiency syndrome ... #Diagnosis #Pulmonary ... #Radiology #RHS
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
infects the CNS ... mononuclear cells in the CNS ... Diagnosis: MRI ... The clinical syndrome ... dementia #AIDS #Neurology