15 results
Causes of Thrombocytosis - Differential Diagnosis Algorithm
Spurious:
 • Artifact (redo CBC)
Autonomous:
 • Essential thrombocytosis
 • Polycythemia
Artifact (redo CBC ... Chronic Myelogenous Leukemia ... disorders • Celiac disease ... malignancy • Iron ... #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
) Morphology Atlas ... • Microcytic - Iron-deficiency ... #key #diagnosis ... #differential # ... hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
, Thalassemia, Iron ... elliptocytosis, Severe iron ... #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Basophilia - Differential Diagnosis Framework

Basophils < 1% of the total white blood cell count
Basophils function similarly
Diagnosis Framework ... Colitis and Crohn’s Disease ... Other Causes: • Iron ... Irradiation • Cirrhosis ... #hematology #basophils
Primary Biliary Cirrhosis (PBC) - Summary

PBC Epidemiology:
 • Female:Male 9:1
 • Common European descent
 • Age:
Primary Biliary Cirrhosis ... Pathophysiology ... bile ducts Differential ... #diagnosis #workup ... #hepatology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
deficiencies: Iron ... Chronic kidney disease ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Orange or Hep C Clinical ... Lymphocytosis on CBC ... cells can indicate disease ... #diagnosis #workup ... #oncology #hematology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Normal: < 1% Clinically ... Tissue damage • Leukemia ... • Autoimmune diseases ... #WBC #CBC #hematology ... #pathophysiology
Disseminated Intravascular Coagulation (DIC) Overview

Increased Clotting and Consumption of Clotting Factors

Findings:
 • Bleeding
 • Recent history
promyelocytic leukemia ... organ damage Clinical ... • Severe Liver Disease ... #Coagulation #diagnosis ... treatment #management #hematology
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
Rheumatology Workup ... ferritin level, and iron ... ANA and RF (if clinical ... #diagnosis #testing ... #Rheumatology