16 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
RBC) Morphology ... #RBC #Morphology ... #differential # ... diagnosis #hematology ... #microscopy #atlas
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Disorder - Abnormal morphology ... Pelger-Huet, Macrocytic anemia ... • Lymphoid (CLL ... bcr-able (+) ↑ WBC ... Blood #Disorders #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... ) (e.g. lupus, CLL ... . primary cold agglutin ... Extravascular #Causes #differential ... #diagnosis #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... other reproducible morphologic ... Agglutination - Cold agglutinins ... #Anemia #Differential ... #workup #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
- Differential ... malignancies • Anemia ... iron deficiency, hemolysis ... Myelodysplastic syndrome ... #hematology #secondary
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... uremic syndrome ... #key #diagnosis ... #differential # ... hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... for workup, including ... blood loss, Acute hemolysis ... , deficiency anemia ... #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Syndrome (CAS): ... Viral Infection Clinical ... Diagnosis: • hemolytic ... younger pts) Differential ... #anemia #hematology
Peripheral blood findings in microangiopathic hemolytic anemia.  DIC is a clinical and laboratory diagnosis, not
DIC is a clinical ... and laboratory diagnosis ... , not a morphologic ... #anemia #Hematology ... Pathology #Smear #Microscopy
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Diagnosis Framework ... Drug-associated, PCH, Evans Syndrome ... anemia, Thalassemias ... Diagnosis #hematology