51 results
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
- Compatible syndrome ... + MRI lesions + ... lung nodules, may also ... #diagnosis #causes ... #radiology #neurology
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ring-enhancing lesions ... immunocompetent (HIV ... #cns #brain #diagnosis ... differential #algorithm #causes ... #radiology #neurology
Alice in Wonderland Syndrome
What? Metamorphophsia - Distortions of the visual perceptions with changes in size (micro
in Wonderland Syndrome ... • CNS: parietal ... encephalitis) • Brain ... lesions (e.g. stroke ... #diagnosis #neurology
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 ... pachymeningitis • HIV ... neuropathy (LHON) plus MRI ... lesions and clinical
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
and infects the CNS ... similar to PML, but MRI ... Diagnosis: MRI ... The clinical syndrome ... reversible • HAND is also
BEE Syndromes - Immune-mediated conditions affecting the brain, eye, and ear

Visual or auditory symptoms in conjunction
affecting the brain ... nervous system (CNS ... is important, as ... early diagnosis ... Inflammatory causes
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... nervous system: Brain ... parainfluenza, Coxsackie, HIV ... EMG) studies • MRI ... #neurology
Acute Liver Injury - Differential Diagnosis Algorithm

Vascular Causes of Acute Liver Injury: 
 • Hepatic vein:
- Differential Diagnosis ... Algorithm Vascular Causes ... vein: Budd-chiari syndrome ... • Gilbert's syndrome ... , RBC, kidney, brain
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
Diagnosis Framework ... cells per μL • Diagnosis ... Imaging: - MRI ... Demyelinating disease caused ... InfectiousDiseases #Neurology
Lesions of the Spinal cord - Spinal Cord Syndromes

Spinal cord lesions can result in permanent neurologic
Causes of spinal ... • Extrinsic Causes ... • Intrinsic Causes ... syphilis, and HIV ... #diagnosis #neurology