8 results
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... not apparent T1 MRI ... Devpriyo Pal @drdevrad ... comparison #neurology ... #radiology #brain
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Comparison: T1 ... Devpriyo Pal @drdevrad ... #clinical #radiology ... #diagnosis #neurology
CNS Infection in HIV / AIDS - Differential Diagnosis Framework

Principles of HIV-Associated CNS Opportunistic Infections:
 •
- Differential Diagnosis ... cells per μL • Diagnosis ... status, and focal neurologic ... Imaging: - MRI ... #differential #diagnosis
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
• Depressive symptoms ... is similar to PML ... , but MRI will show ... Diagnosis: MRI ... dementia #AIDS #Neurology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... toxo IgG • CNS PCR ... #causes #radiology ... #neurology
Beta Blockers - Pharmacology Comparison Table
Metoprolol:
 • Receptors: β1
 • Indications: Rate control of a-fib/a-flutter, Suppression
Beta Blockers - Pharmacology ... Comparison Table ... syndrome, Post-MI ... line) Esmolol (IV ... #Receptors #cardiology
Myocardial Infarction - Definition and Types

Type 1 - Spontaneous Myocardial Infarction
 - Atherosclerotic plaque rupture or
cardiac death with symptoms ... 4a: Related to PCI ... CABG Procedure #Diagnosis ... #Cardiology #Myocardial ... Definitions #NSTEMI #MI
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
spine L1-L5 Symptoms ... Differential Diagnosis ... cord infarct • HIV ... Imaging studies: • MRI ... #causes #neurology