23 results
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Atlas • Microcytic ... uremic syndrome ... #key #diagnosis ... #differential # ... hematology
Differential diagnosis of schistocytes / fragmentation hemolysis:
 • Thrombotic microangiopathies (TMA)
    - TTP
Differential diagnosis ... syndrome (ST-HUS ... organ or stem cell ... anemia" • HELLP ... #diagnosis #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Diagnostic Framework ... anemia): ... ) (e.g. lupus, CLL ... Extravascular #Causes #differential ... #diagnosis #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Burr Cell RBC (Echinocyte ... Bite Cell RBC: G6PD ... #Morphology #differential ... #diagnosis #hematology ... #microscopy #atlas
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
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- Differential ... Diagnosis Algorithm ... • Sickle cell ... anemia • ... #Causes #Hematology
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
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Pelger-Huet, Macrocytic anemia ... • Lymphoid (CLL ... bcr-able (+) ↑ WBC ... Amy Chung, MD, MSc ... Blood #Disorders #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... - Differential ... Consider sickle cell ... #Anemia #Differential ... #workup #hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... iron deficiency, hemolysis ... Myelodysplastic syndrome ... myeloid leukemia (CML ... #hematology #secondary
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Microangiopathic hemolytic ... . sickle cell anemia ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation