12 results
Severity of Aortic Stenosis in Adults 
Current ACC/AHA guidelines recommend cut-off values for Doppler-echocardiographic measurements of
recommend cut-off values ... valve area (AVA ... >50 mmHg (2) (Table ... with impaired and normal ... AorticStenosis #Classification
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
Differential Diagnosis Algorithm ... Mislabelled - Repeatedly normal ... taken at home, work ... Mechanical • Aortic ... Differential #Diagnosis #Algorithm
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Oral sodium loading ... Hyperthyroidism • Aortic ... #Screening #Workup ... #table
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Is visual loss caused ... nerve caused by ... efficacy of GCs Abnormal ... TAB By Dr. ... Ophthalmology #Diagnosis #Algorithm
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
Hypertension - Workup ... with previously stable ... values. 3. ... Coarctation of aorta ... #Hypertension #Workup
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Differential Diagnosis Algorithm ... an underlying cause ... that a one-off value ... exogenous, EPO levels: normal ... #workup #hematology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... breath sounds • Rales ... CXR upright or lat ... - Switch to oral ... #differential #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... < 30 years - Aorta ... - Recurrent oral ... retinopathy Lab ... #rheumatology #classification
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
neuroexam - Oral ... event, follow ACC algorithm ... risk (>5%): - Aortic ... Severe Aortic stenosis ... Determine if any labs
It is important to recognize Acute Decompensated Heart Failure (ADHF) as more than just simply a
include Crackles/Rales ... is vital while lab ... the determined cause ... #differential #algorithm ... cardiology #treatment #table