12 results
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Thrombocytosis - Differential ... blood loss (Fe deficiency ... Thrombocythemia • Polycythemia ... Thrombocytosis #Differential ... causes #Platelets #hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
Algorithm - Iron deficiency ... and/or folate deficiency ... disorder - TSH, LFTs ... Underproduction #Algorithm #hematology ... #diagnosis #differential
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... Erythrocytosis #Differential ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Thrombocytosis - Differential ... thrombocytosis • Polycythemia ... malignancy • Iron deficiency ... Thrombocytosis #Differential ... Algorithm #Causes #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis - Differential ... specifically: iron deficiency ... thrombocythemia (ET) • Polycythemia ... Thrombocytosis #Differential ... Diagnosis #Causes #hematology
Erythrocytosis - Polycythemia Differential Diagnosis Algorithm

Elevated Hemoglobin:
 • Males: Hb > 16.5 g/dL/HCT ≥ 49%
 •
Erythrocytosis - Polycythemia ... Differential Diagnosis ... Hypoxia-driven: Cardiac/pulmonary ... #Vera #PV #Differential ... Diagnosis #Algorithm #hematology
Causes of Iron Deficiency - Differential Diagnosis Algorithm
 • Blood loss: GI (cancer, ulcer, IBD), GU
Causes of Iron Deficiency ... - Differential ... athletic training, Pulmonary ... conditions, Obesity, Polycythemia ... #Differential #
Iron Deficiency Anemia - Differential Diagnosis Algorithm

Labs: Ferritin, iron, transferrin, TIBC, TSAT, sTfR

 • Blood loss:
Iron Deficiency ... Anemia - Differential ... athletic training, Pulmonary ... #Anemia #Differential ... Algorithm #ferritin #hematology
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Basophilia - Differential ... circulating blasts • Polycythemia ... Causes: • Iron deficiency ... #Basophilia #Differential ... Diagnosis #causes #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Microcytic - Iron-deficiency ... cells - G-6-PD deficiency ... , Pulmonary emboli ... key #diagnosis #differential ... #hematology