67 results
Hemolysis - Diagnostic Algorithm and Causes

Increased red cell production: 
 • Increased Reticulocytosis/polychromasia 
 • Erythroid
Increased red cell production ... breakdown • Anaemia ... Hemolysis #Hemolytic #Anemia ... #Algorithm #Differential ... Causes #Workup #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
Platelet Count - Differential ... hemolysis, deficiency anemia ... Kawasaki, Nephrotic syndrome ... , POEMS • Reaction ... Thrombocytosis #Platelets #Differential
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup and Differential ... HLH syndrome 5. ... Acquired Aplastic Anemia ... marrow failure syndrome ... Diagnosis #Algorithm #Hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... Hemolytic uremic syndrome ... Extravascular #Causes #differential ... #diagnosis #hematology ... #anemia
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Overall Approach to Anemia ... - Differential ... Decreased RBC Production ... Classification #Approach #Differential ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Iron-deficiency anemia ... Myelodysplastic syndrome ... Hemolytic uremic syndrome ... key #diagnosis #differential ... #hematology
Pancytopenia - Workup and Differential Diagnosis Algorithm
Consumption Disorders
 1. Autoimmune Mediated Pancytopenia
 2. Splenic Sequestration
Peripheral Destruction
Pancytopenia - Workup and Differential ... HLH syndrome 5 ... Acquired Aplastic Anemia ... marrow failure syndrome ... Diagnosis #Algorithm #Hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Reticulocyte Production ... Index < 2: • Anemia ... #Reticulocyte #Production ... #Index #hematology ... #anemia #differential
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... hemolytic-uremic syndrome ... macroangiopathic hemolytic anemia ... " • HELLP syndrome ... #diagnosis #hematology
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Jaundice - Differential ... • Gilbert's Syndrome ... Crigler-Najjar Syndromes ... #Jaundice #Differential ... Algorithm #Causes #Hepatology