22 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Reactive: • Anemia ... Non-infectious (malignancy, rheumatologic ... Polycythemia Vera • Primary ... Diagnosis #causes ... #Platelets #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Causes of Thrombocytosis ... - Differential ... malignancies • Anemia ... Post-splenectomy Primary ... #hematology #secondary
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Causes of Thrombocytosis ... - Differential ... Myelogenous Leukemia • Primary ... Iron deficiency anemia ... #Hematology
Causes of Anemia with Normal Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Decreased WBCs
 - Decreased/NormaI
Causes of Anemia ... Corpuscular Volume (MCV ... ) - Differential ... Reticulocytosis • Primary ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Platelet Disorders - Differential ... changes), high MCV ... anemia (vegan, ... unclear, or if a primary ... #Workup #hematology
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... Corpuscular Volume (MCV ... ) - Differential ... #Differential # ... #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
) Low MCV - <80fL ... patients) Normal MCV ... #differential # ... diagnosis #causes ... #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
- Differential ... Reticulocytes, MCV ... Classification #Approach #Differential ... Diagnosis #Algorithm #Causes ... #Hematology
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Algorithm and Causes ... Urobilinogen • + urinary ... Hemolysis #Hemolytic #Anemia ... #Algorithm #Differential ... #Hematology #Diagnosis
Causes of Neutropenia with Pancytopenia - Differential Diagnosis Algorithm
Sequestration:
 • Splenomegaly
Marrow Infiltration:
 • Hematologic and non-hematologic
Causes of Neutropenia ... Pancytopenia - Differential ... Infection • Primary ... Toxins • Aplastic Anemia ... #Hematology