10 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
Severity of Aortic ... as follows: aortic ... , inconsistent grading ... AorticStenosis #Classification ... #Severity #Criteria
Aortic Stenosis Grading on echocardiography
The cut-offs for grading can be found in table 1. Discrepancies are
Aortic Stenosis ... The cut-offs for grading ... Diagnosis #Cardiology #Aortic ... AorticStenosis #Classification ... #Severity #Criteria
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
(HPS) HPS-differential ... Alveolar-arterial oxygen gradient ... vasodilatation HPS-severity ... classification
Lymphomas and Lymphoproliferative Disorders - Differential Diagnosis Algorithm
Hodgkin Lymphoma ~40% - Characteristic For Reed-Sternberg (RS) Cells
Lymphoproliferative Disorders - Differential ... Diagnosis Algorithm ... have extra nodal involvement ... Lymphoproliferative #Disorders #Classification ... #algorithm
Aortic Stenosis Severity Classification

Mild AS:
 • Valve Area > 1.5 cm2
 • Mean Gradient < 20
Aortic Stenosis ... Severity Classification ... Velocity > 4 m/s #Aortic ... #Stenosis #Severity ... #Classification
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
Distribution of vessel involvement ... of vessel, from aorta ... left to right) aorta ... #Rheumatology #Differential ... Medium #Large #Classification
Shock Types - Classification
State of cellular and tissue hypoxia due to: reduced oxygen delivery, increased oxygen
Shock Types - Classification ... Mechanical → severe aortic ... dissection of ascending aorta ... Hemorrhagic → leading ... #criticalcare #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... < 30 years - Aorta ... nervous system involvement ... Urinalysis (Renal involvement ... #rheumatology #classification
Modified dengue severity classification, PAHO/WHO
Dengue without warning signs - DNWS:
 • Person who lives or has
Modified dengue severity ... classification, ... and no apparent focus ... Severe organ involvement ... #classification
Pericardial Hemangioma on Echocardiogram (PLAX)
DDx on this para-aortic pericardial mass? 
Radiologist on CT: “No enchancement on
DDx on this para-aortic ... ECHO appearance differentials ... no myocardial involvement ... Echocardiogram #PLAX #pocus