2192 results
Polycythemia (Erythrocytosis) - Pathophysiology

#Polycythemia #Erythrocytosis #Pathophysiology #hematology #algorithm #differential #diagnosis
Polycythemia (Erythrocytosis ... Pathophysiology #Polycythemia ... hematology #algorithm #differential
Polycythemia - Differential Diagnosis Algorithm
Polycythemia itself isn’t a diagnosis. Like many things, it is a condition
Polycythemia - Differential ... Diagnosis Algorithm Polycythemia ... How we define polycythemia ... Most polycythemia ... #Differential #
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Causes of Polycythemia ... Erythrocytosis) - Differential ... Increased PMNs • Polycythemia ... Pulmonary Disease #Polycythemia ... Erythrocytosis #Differential
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Erythrocytosis - Polycythemia ... Differential Diagnosis ... dL/HCT ≥ 48% Polycythemia ... Vera Secondary Polycythemia ... #Vera #PV #Differential
Differential Diagnosis: Cyanosis - Mnemonic "COLD PALMS"
Peripheral cyanosis 
• Cold 
• Obstruction 
• LVF and shock
Differential Diagnosis ... Central cyanosis • Polycythemia
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... Thrombocythemia • Polycythemia ... Thrombocytosis #Differential
Causes of Neutrophilia - Increased Neutrophils - Differential Diagnosis Algorithm
Infection
 • Bacterial
 • Abscess
 • Viral
Medications
Neutrophils - Differential ... myelogenous leukemia • Polycythemia ... #Neutrophils #Differential
Hepatomegaly - Differential Diagnosis Algorithm
Malignant
 • Primary Carcinoma
 • Metastases
 • Lymphoma
 • Leukemia
 • Polycythemia
Hepatomegaly - Differential ... • Leukemia • Polycythemia ... #Hepatomegaly #Differential
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... thrombocythemia (ET) • Polycythemia ... Thrombocytosis #Differential
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... thrombocytosis • Polycythemia ... Thrombocytosis #Differential