20 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... (sometimes) Macrocytic ... Unstable hemoglobin disorders ... hemolytic anemia ... #diagnosis #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... Pseudo Pelger-Huet, Macrocytic ... anemia - ... (CLL) - CD38(new ... #Disorders #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) (e.g. lupus, CLL ... , lymphoma, idiopathic ... lymphoproliferative disorders ... Extravascular #Causes #differential ... #diagnosis #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
in peripheral blood ... High in acute blood ... loss, hemolysis ... (BM) ablative disorders ... #Workup #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
- Lymphoid Malignancy ... anemiaCold ... younger pts) Differential ... #hemolytic #anemia ... #hematology #diagnosis
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... Lead poisoning • Macrocytic ... spherocytosis, Hemolytic ... key #diagnosis #differential ... #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Agglutination - Cold ... Consider RBC membrane disorder ... #Anemia #Differential ... #workup #hematology
Causes of Anemia with elevated Mean Corpuscular Volume (MCV) - Differential Diagnosis Algorithm
Normal Blood Smear
 •
Volume (MCV) - Differential ... Diagnosis Algorithm ... Normal Blood Smear ... • Small Bowel Disorder ... #Causes #Hematology
Causes of Splenomegaly - Differential Diagnosis Algorithm
Infectious
 • Bacterial
 • Viral (EBV)
 • Parasitic
 • Fungal
Congestive
Malignant • Lymphoma ... Myeloproliferative disorders ... Serum Sickness Hemolytic ... Cell Disease (children ... #Causes #Hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... : Acute blood loss ... , Acute hemolysis ... , deficiency anemia ... #hematology