24 results
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... : Acute blood loss ... • Infections: Chronic ... Diagnosis #Algorithm #hematology
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... disorders • Celiac disease ... effect following treatment ... Iron deficiency anemia ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... , Chronic disease ... , McLeod blood group ... myeloma Rouleaux: Chronic ... differential #diagnosis #hematology
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm Blood ... RBCs on Smear • Chronic ... • Anemia of Chronic ... Disease • Marrow ... Algorithm #Causes #Hematology
Diagnostic Framework for Anemia (Morphological Approach - MCV)
Low MCV - <80fL - "Microcytic"
 • Iron deficiency
disease, Acute ... blood loss, Anemia ... Alcohol use, Liver disease ... Myelodysplastic syndrome ... diagnosis #causes #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Algorithm Normal Blood ... Myelodysplastic Syndromes ... Cells, Normal WBCs ... • Liver Disease ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... RBC) Morphology ... Myelodysplastic syndrome ... Hemolytic uremic syndrome ... #differential #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... blood loss), Vitamin ... deficiencies: Chronic ... kidney disease, ... Production #Index #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Drug-associated, PCH, Evans Syndrome ... , Drugs, Liver Disease ... Defects: Sickle cell anemia ... - Peripheral Blood ... Differential #Diagnosis #hematology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
of peripheral blood ... • Autoimmune diseases ... cultures, including blood ... #CBC #hematology ... #pathophysiology