27 results
MRI Brain Sequence Comparison: T1 vs T2 vs FLAIR
T1:
 - CSF is Dark
 - Grey Matter
MRI Brain Sequence ... Comparison: T1 ... #Brain #Comparison ... #clinical #radiology ... #diagnosis #neurology
Osborn waves - positive deflections at the J point (negative in aVR and V1) with a
hypothermia with a core ... They may also occur ... hypercalcemia, brain ... #Cardiology #diagnosis ... #Clinical
Imaging Patterns of Toxic and Metabolic Brain Disorders

Thalami, Mammillary Bodies and Tectum: Wernicke Encephalopathy
Dentate Nuclei: Metronidazole,
and Cingulate Cortex ... Pons: ODS #MRI ... #Disorders #Clinical ... #Differential #Diagnosis ... #Radiology #Neurology
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... Clinical • ... gallop • Abnormal ECG ... #Management #Cardiology
Pericarditis on EKG
Stage 1 - Widespread ST elevation (<5mm) and PR depression; In aVR: ST depression
Can also be seen ... in acute MI ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... anterior wall MI ... without chest pain, as ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
CNS Ring-Enhancing Lesions - Immunocompromised vs Immunocompetent
Multiple Ring-Enhancing Lesions:
 • Toxoplasmosis (CD4 < 100)
 • Other
Compatible syndrome + MRI ... lung nodules, may also ... RingEnhancing #Lesions #Brain ... #causes #radiology ... #neurology
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Autoimmune (SLE/APLS ... heart valves • MRI ... brain for cerebral ... often seen • MRI ... #Endocarditis #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
In this video, you see right sided atrophy, right sided deviation, and fasiculations R>L, indicating a
In this video, you ... He also had some ... MRI brain and C-spine ... #PhysicalExam #Clinical ... #CNXII #CN12 #Neurology