12 results
Algorithm for evaluating multiple ring-enhancing lesions in immunocompetent (HIV negative)

#ringenhancing #lesions #cns #brain #diagnosis #differential #algorithm
ringenhancing #lesions #cns ... #brain #diagnosis ... algorithm #causes #radiology ... #neurology
Lazarus Sign / Reflex in Brain Death - Head Flexion

The presence of this complex spinal reflex
in Brain Death ... doesn't exclude the brain ... death diagnosis ... BrainDeath #BrainDead #Neurology ... video #clinical #PhysicalExam
Lazarus Sign / Reflex in Brain Death - Head Turn

The presence of this complex spinal reflex
in Brain Death ... doesn't exclude the brain ... death diagnosis ... BrainDeath #BrainDead #Neurology ... video #clinical #PhysicalExam
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... RingEnhancing #Lesions #Brain ... #differential #diagnosis ... #causes #radiology ... #neurology
Approach to Headaches - Differential Diagnosis Algorithm

Red flags (PHANTOMS):
 • Pattern change, progressively worse, papilledema
 •
- Differential Diagnosis ... • Meningeal signs ... Space-occupying brain ... lesion • CNS ... #Algorithm #neurology
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... pulmonary etc) • CNS ... Lack of UMN/LMN signs ... aminotransferases • Serology ... #neurology
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Metabolic Brain ... Disorders ATL With Posterior ... Toxicology #Metabolic #Brain ... #Differential #Diagnosis ... #Radiology #Neurology
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 ... mononuclear cells in the CNS ... Diagnosis: MRI ... white matter and posterior ... dementia #AIDS #Neurology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
- Differential Diagnosis ... : • Traumatic brain ... meningeal irritation signs ... Trochlear headache • CNS ... ophthalmology #Neurology
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
of progressive posterior ... “mee-mee-mee;” CN ... MRI brain and C-spine ... Fasciculations #PhysicalExam ... #CNXII #CN12 #Neurology