69 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Myelogenous Leukemia ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia ... #Hematology
Anemia - Underproduction Diagnostic Algorithm
 - Iron deficiency anemia
 - Anemia of chronic inflammation
 - Anemia
- Anemia of chronic ... disease - Vitamin ... B12 and/or folate ... Underproduction #Algorithm #hematology ... #differential #workup
Causes of Anemia by Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Low Mean Corpuscular Volume (<80
Causes of Anemia ... of Chronic Disease ... of Chronic Disease ... (>100 fL) • B12 ... #Hematology
Approach to Hypoproliferative Macrocytic Anemia

 • 812, Folate Deficiency
 • MDS+
 • Hypothyroid
 • Liver Disease
812, Folate ... Hypothyroid • Liver Disease ... #Macrocytic #Anemia ... diagnosis #algorithm #hematology ... #workup
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
disease, Acute ... Megaloblastic: Vitamin B12 ... Alcohol use, Liver disease ... differential #diagnosis #causes ... #hematology
Thrombocytosis - Differential Diagnosis
Platelet Count > 450
Reactive:
 • Anemia/blood loss (Fe deficiency)
 • Infection/Sepsis
 • Non-infectious
Reactive: • Anemia ... Myelofibrosis • Chronic ... Myeloid Leukemia ... Differential #Diagnosis #causes ... #Platelets #hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Congenital Diseases ... deficiency • Fanconi’s anemia ... Cancer: • Leukemia ... consumption • Vitamin B12 ... Differential #Diagnosis #Hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Deficiency • B12 ... • Anemia of Chronic ... Disease • Marrow ... Diagnosis #Algorithm #Causes ... #Hematology
Causes of Thrombocytopenia - Differential Diagnosis Algorithm
 
Decreased Megakaryopoiesis
 • Aplastic Anemia
 • Toxic Damage (e.g.
Causes of Thrombocytopenia ... Megakaryopoiesis • Aplastic Anemia ... Leukemia, Tumour ... Megakaryopoiesis • B12 ... #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Chronic disease ... Macrocytic RBC: Vitamin B12 ... myeloma Rouleaux: Chronic ... Multiple myeloma, Chronic ... differential #diagnosis #hematology