21 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... ) (e.g. lupus, CLL ... • Intrinsic RBC ... #diagnosis #hematology ... #anemia
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
RBC) Morphology ... Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... #RBC #Morphology ... diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
• Sickle cell ... elliptocytosis - RBC ... anemia • ... Differential #Diagnosis ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... RBC) Morphology ... - Sickle cell anemia ... coagulopathy (DIC) #RBC ... hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- Abnormal morphology ... Pelger-Huet, Macrocytic anemia ... - B-cell ... bcr-able (+) ↑ WBC ... #hematology #Markers
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... Diagnosis: • hemolytic ... anemia • Cold ... Blood smear - RBC ... #anemia #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell ... hypertension • Unusual RBC ... #Anemia #Differential ... #workup #hematology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Orange or Hep C Clinical ... Lymphocytosis on CBC ... • Neutropenia, anemia ... #workup #oncology ... #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
anemia. ... DIC is a clinical ... anemia is characterized ... non-specific red cell ... #anemia #Hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... 2) External (RBC ... Defects: Sickle cell ... anemia, Thalassemias ... Diagnosis #hematology