21 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
Microangiopathic hemolytic anemia ... ) (e.g. lupus, CLL ... G6PD deficiency) ... #diagnosis #hematology ... #anemia
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Diagnosis Algorithm ... • Sickle cell ... immune-complex hemolytic anemia ... #Differential #Diagnosis ... Algorithm #Causes #Hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... , Disseminated intravascular ... Morphology #Atlas #key #diagnosis ... #differential # ... hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
anemia, Chronic ... disease anemia ... Liver Disease, MDS ... #Morphology #differential ... #diagnosis #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
Index < 2: • Anemia ... anemia, G6PD deficiency ... Production #Index #hematology ... #anemia #differential ... #diagnosis #calculation
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... specifically: iron deficiency ... Myelodysplastic syndrome ... myeloid leukemia (CML ... #hematology #secondary
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Acute hemolysis, deficiency ... anemia, Rebound ... : Chronic infections ... #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
- CD7, CD3 Chronic ... Pelger-Huet, Macrocytic anemia ... • Lymphoid (CLL ... - Amy Chung, MD ... Blood #Disorders #hematology
Myelodysplastic Syndrome (MD) - Diagnosis and Management Summary
myelo (marrow) -dys- (abnormal) -plastic (shape) = funny-shaped cells
(MD) - Diagnosis ... cytopenias (usually anemia ... Allogeneic stem cell ... #MDS #Diagnosis ... #hematology #oncology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Aplastic Anemia ... Clinical Presentation ... Difficulty breathing • Neutropenia ... #oncology #hematology ... #diagnosis #management