5912 results
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
Cardiac output (CO ... pressure – CVP]/CO ... ventricular stroke work ... ventricular stroke work ... Interpretation #Diagnosis
Quincke's Pulse in a patient with a normal echocardiogram (non-valvular)

A 70 y/o man presents with new
Sure enough, CO ... Workup for cause ... AorticRegurgitation #Diagnosis
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
- Differential Diagnosis ... itself isn’t a diagnosis ... you’ll do a good workup ... think about common co-morbids ... #Algorithm #workup
Primary Polydipsia
Definition: Excessive volitional water intake
Epidemiology:
 • 6-20% of patients with psychiatric disorders - Most commonly
abilities - Co-morbid ... Differential Diagnosis ... intoxication Initial Workup ... Primary #Polydipsia #diagnosis
Shock Classification and Differential Diagnosis
SHOCK
 • MAP <65, SBP <90, drop in SBP > 40
 •
and Differential Diagnosis ... Distributive: • High CO ... Cardiogenic: • Low CO ... Obstructive: • Low CO ... #Differential #Diagnosis
Hemolytic Anemia - Hemolysis Diagnostic Workup

Infographic by: Howard Ong

#Hemolysis #Hemolytic #Anemia #Algorithm #MAHA #TTP #Diagnosis #Workup
Anemia - Hemolysis Diagnostic ... Workup Infographic ... Algorithm #MAHA #TTP #Diagnosis ... #Workup #Hematology
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
- Differential Diagnosis ... Framework MAP = CO ... third-spacing • ↓ CO ... arrhythmia • ↓ CO ... #Differential #Diagnosis
POCUS - Measuring Cardiac Output
1) Calculate LVOT Area
2) Calculate LVOT VTI
3) Calculate Cardiac Output

SV = (LVOT
) x (LVOT VTI) CO ... LVOT VTI) X HR CO ... Cardiac #Output #CO ... Measurement #cardiology #diagnosis
Algorithm for the diagnostic workup of hyperthyroidism. (T3 = triiodothyronine; T4 = thyroxine; TSH = thyroid-stimulating
Algorithm for the diagnostic ... workup of hyperthyroidism ... hyperthyroidism #algorithm #diagnosis ... #workup #aafp #
The Diagnostic Approach to Hypokalemia

#Hypokalemia #diagnosis #algorithm #differential #workup
The Diagnostic Approach ... #Hypokalemia #diagnosis ... #differential #workup