45 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Current ACC/AHA ... 0.6 cm2/m2, mean gradient ... transvalvular gradient ... >50 mmHg (2) (Table ... , inconsistent grading
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
Aortic Stenosis Grading ... The cut-offs for grading ... can be found in table ... and are usually caused ... 4.0 m/s and mean gradient
Common MRI Sequences - Basic MRI Brain Interpretation

 • T1 Sequence - T1 is for anatomy.
Common MRI Sequences ... - Basic MRI Brain ... helps us to see masses ... give contrast, masses ... teachplaygrub #MRI
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
Diastolic Function Grading ... electrocardiogram, MI ... #Dysfunction #Grading ... Grades #Criteria #Table
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Testing Common causes ... Doppler ultrasound; MRA ... CT or MRI scan of ... Screening #Workup #table
Underlying causes of PEA arrest: H’s and T’s 

Hypovolemia, Hypoxia, Hydrogen Ion (acidosis), Hypo/Hyper-kalemia, Hypothermia
Toxins, Tamponade,
Underlying causes ... acute, massive MI ... Differential #Diagnosis #Table
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Resonance Imaging (MRI ... #Contrast #CT #MRI ... #POCUS #radiology ... diagnosis #comparison #table
Guillain–Barré syndrome (GBS)
(aka: Landry–Guillain–Barré–Strohl syndrome:
	Most common cause of acute flaccid paralysis
	Rapidly progressive ascending paralysis & areflexia
	Autonomic
syndrome (GBS) (aka ...  Most common cause ... multiple lesions on MRI ... cord lesion on MRI ... sensory level, MRI
Ruptured Chordae Tendineae on POCUS Echocardiogram
 
Many underlying causes, not limited to: MVP, subacute endocarditis, connective
Chordae Tendineae on POCUS ... Many underlying causes ... Assess for MR when ... Chordae #Tendineae #POCUS
Orthopedic Essentials - Spinal Trauma and Spine Classification 
DENIS THREE COLUMN CONCEPT
Anterior column:
Anterior column: AAL ... ligament AAF ... process fracture Stable ... fractures: Don't cause ... deficit, still able