18 results
Distinguishing Q waves of LVH by HCM from Q waves of infarction 

#QWaves #HCM #HOCM #Dagger
waves of LVH by HCM ... infarction #QWaves #HCM ... Comparison #Table ... #ECG #EKG #Electrocardiogram ... #Diagnosis
First, Second (Type 1 and Type 2), and Third Degree Heart Blocks - Comparison

#HeartBlocks #Comparison #First
Heart Blocks - Comparison ... #HeartBlocks #Comparison ... Third #Cardiology #ECG ... #EKG #Electrocardiogram ... #Diagnosis #Table
Common Vasopressors and Inotropes
Norepinephrine (NE)
 - Indication: Distributive shock (1st line for septic shock), Cardiogenic shock
is not desired (e.g ... is not desired (e.g ... Vasopressors #Inotropes #comparison ... #table #pharmacology ... #criticalcare
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... 85% of predicted value ... production to cause ... ventricular arrythmias Diagnostics ... : EKG ($), ECHO
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
- Differential Diagnosis ... Vascular → PE, PAH ... findings based on cause ... #table #comparison ... #criticalcare
Causes of Secondary Hypertension - Workup and Differential Diagnosis
Approach (when evaluation should be done):
1. Severe or
and Differential Diagnosis ... values. 3. ... risk factors (eg ... hypertension (eg ... hypertension (eg
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
is desirable, e.g ... obstruction - Able ... identify non-calculus causes ... MRI - Limited value ... for non-calculus causes
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
often small (<1 cm ... left-sided heart valves ... in up to 30% of cases ... #Endocarditis #comparison ... #table
Giant cell arteritis (GCA)

Giant cell arteritis (GCA) definition: Most common systemic inflammatory vasculitis in older adults
not be subtle e.g ... or sed rate): Value ... GCA, but normal values ... E.g. 80 yo ESR cutoff ... (at least 1-2 cm