84 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Diagnosis Platelet ... Non-infectious (malignancy, rheumatologic ... Thrombocythemia • Polycythemia ... #Diagnosis #causes ... #Platelets #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
- Differential ... Diagnosis Algorithm ... thrombocytosis • Polycythemia ... disorders • Celiac disease ... #Causes #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
- Differential ... Diagnosis Algorithm ... disorders (eg. polycythemia ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Diagnosis Algorithm ... #Diagnosis #Algorithm ... #Causes #Hematology
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Causes of Neutrophilia ... Neutrophils - Differential ... Diagnosis Algorithm ... myelogenous leukemia • Polycythemia ... #Causes #Hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Differential Diagnosis ... - Acquired Causes ... Cardiac/pulmonary disease ... #Diagnosis #Algorithm ... #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... Diagnosis Secondary ... thrombocythemia (ET) • Polycythemia ... #Diagnosis #Causes ... #hematology #secondary
Causes of Arterial and Venous Thrombosis - Differential Diagnosis Framework

STRUCTURAL:
 - PFO: paradoxical emboli
 - Popliteal
Causes of Arterial ... Diagnosis Framework ... artery aneurysm: Causes ... #Diagnosis #clots ... #hematology
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... an underlying cause ... Better call hematology ... #Differential # ... #workup #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Diagnosis Table ... Cold Agglutinin Disease ... Mixed-type AIHA ... #Diagnosis #Table ... #hematology