1997 results
Right Heart Cath - Normal Cardiac Pressures

Right Atrial Pressure (RAP) or Central Venous Pressure (CVP)
 •
Wedge Pressure (PCWP ... Cardiac #Pressures #RHC
Right Heart Catheterization Cheat Sheet: Interpretation of Pressures and Waveforms 
Direct measurements
 ● Central venous pressure
wedge pressure (PCWP ... x [mean PAp – PCWP ... LVSWI = [MAP – PCWP ... Visualmed #RHC
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
RESISTANCE = (meanPAP-PCWP ... based on PVR & PCWP ... RAP/PCWP RATIO ... • RA/PCWP>0.54 ... Catheterization #RHC
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Differential Diagnosis Algorithm ... • Extrinsic RBC ... • Intrinsic RBC ... Differential #Diagnosis #Algorithm
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Differential Diagnosis Algorithm ... RBCs Decreased RBC ... Thalassemia • RBC ... Disorder • RBC ... Differential #Diagnosis #Algorithm
Plasmodium - Identification Algorithm
 • P. falciparum: RINGS AND GAMETOCYTES PREDOMINATE, Small delicate rings, <1/3 size
Identification Algorithm ... rings, <1/3 size RBC ... Multiple rings/RBC ... rings, ≤ 1/3 size RBC ... Identification #Algorithm
R Wave Progression - normal chest lead ECG shows an rS-type complex in lead V1 with
#Progression #PRWP
Microscopic Hematuria Evaluation and Management Algorithm

#hematuria #Hematuria #Evaluation #microsocopic #UA #urology #RBC
and Management Algorithm ... #UA #urology #RBC
Hyperkalemia Differential Diagnosis Algorithm
R/O Pseudo-hyperkalemia:
 • Possible Lab error! Alwavs Repeat Blood sample!
 • Leukocytosis, Thrombocytosis:
Differential Diagnosis Algorithm ... ischemia-induced RBC ... hemolysis) • RBC ... Differential #Diagnosis #Algorithm
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
↓ CO, ↑ SVR, ↓ PCWP ... ↓ CO, ↑ SVR, ↑ PCWP ... ↓ CO, ↑ SVR, ↓ PCWP ... ↑ CO, ↓ SVR, ↓ PCWP