15 results
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Pancytopenia - Differential ... Toxins • Aplastic Anemia ... #Differential # ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Iron deficiency anemia ... #Differential # ... #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... malignancies • Anemia ... #Differential # ... #hematology #secondary
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - ... Differential Diagnosis ... Reactive: • Anemia ... Diagnosis #causes ... #Platelets #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... → Refer to hematology ... for workup, including ... hemolysis, deficiency anemia ... Diagnosis #Algorithm #hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Algorithm and Causes ... Hemolysis #Hemolytic #Anemia ... #Algorithm #Differential ... #Causes #Workup ... #Hematology #Diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... Diagnosis and Workup ... changes), high MCV anemia ... or if a primary hematologic ... #Workup #hematology
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
Causes of Neutropenia ... - Differential ... Megaloblastic anemia-rare ... #differential # ... #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia ... Difficulty breathing • Neutropenia ... and petechiae Causes ... #oncology #hematology ... #diagnosis #management
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
result in severe anemia ... immune hemolytic anemia ... WBC count and differential ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology