122 results
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Differential Diagnosis Algorithm ... and non-hematologic ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Vasopressors and Inotropes - Pharmacology Summary
Vasopressors
Phenylephrine (alpha-1)
 • Increases BP, SVR
 • Risk of reflex bradycardia
Increases BP, SVR, CO ... first agent in shock ... • Higher doses cause ... line in septic shock ... cAMP/cGMP • Causes
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
Shock - Differential ... Framework MAP = CO ... third-spacing • ↓ CO ... findings based on cause ... uw_IMresidency #Shock
Shock - Differential Diagnosis Framework
 - MAP <65. SBP <90, drop in SBP > 40
 -
Shock - Differential ... Lactate > 1.5 High CO ... Cord Injury Low CO ... Dehydration Shock ... #criticalcare #algorithm
Shock - Pathophysiology 
Inadequate tissue perfusion to meet O2, nutrient requirements
1. Distributive Shock
2. Hypovolemic Shock
3. Cardiogenic
Shock - Pathophysiology ... Distributive Shock ... Hypovolemic Shock ... differential #diagnosis #algorithm ... #causes
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... Differential Diagnosis Algorithm ... Non malignant hematologic ... Differential #Diagnosis #Algorithm ... #Causes #Hematology
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Shock Overview ... - Low CO and therefore ... - Low CO and therefore ... - Low CO and therefore ... #differential #causes
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis Algorithm ... Polycythemia - Acquired Causes ... disease, Smoking/CO ... Differential #Diagnosis #Algorithm ... #hematology
Shock Overview
A state of tissue hypoxia due to decreased or dysregulated oxygen delivery or extraction, resulting
Shock Overview ... - Low CO and therefore ... - Low CO and therefore ... - Low CO and therefore ... #differential #causes
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... Diagnosis Algorithm ... - Distributive Shock ... Differential #Diagnosis #Algorithm ... #causes