8 results
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... Brain: - Bones ... 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 ... Devpriyo Pal @drdevrad ... #Brain #Comparison ... #clinical #radiology ... #diagnosis #neurology
HIV-Associated Neurocognitive Disorder (HAND)

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

Pathophysiology:
HIV frequently
through the blood-brain ... • Depressive symptoms ... , but MRI will show ... Diagnosis: MRI ... (JC virus) Brain
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Chorioretinitis • Diagnosis ... Compatible syndrome + MRI ... toxo IgG • CNS PCR ... RingEnhancing #Lesions #Brain ... #causes #radiology
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
Headaches Overview - Primary vs Secondary Headaches

What’s the Core Difference?
 • Primary headache = headache is
headache is a symptom ... stiffness) • Brain ... loss, cancer, HIV ... Primary #Secondary #Comparison ... #Neurology #Diagnosis
Cryptococcal meningitis on T2 MRI
30 M from sub-Saharan Africa presents w/ progressive Headache x1 mo, +neck
Diagnosis? ... Cryptococcal meningitis, hiv ... ) HIV-infected ... #Brain #clinical ... #radiology