30 results
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Blood Disorders ... - CD7, CD3 Chronic ... Pelger-Huet, Macrocytic anemia ... • Lymphoid (CLL ... #Disorders #hematology
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Red Blood Cell ( ... disease, McLeod blood ... Unstable hemoglobin disorders ... , Paroxysmal cold ... differential #diagnosis #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
the peripheral blood ... Blast cells - Blood ... blast cells - Blood ... - infiltrates (anemia ... #Leukemia #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... Immunoglobulin M (IgM) • Blood ... malignancies -> CLL ... sensitize red blood ... #hematology #diagnosis
Overall Approach to Anemia - Differential Diagnosis Algorithm

Blood Loss
 • Acute Bleed - Normocytic / Normochromic
Diagnosis Algorithm Blood ... RBCs on Smear • Chronic ... • Anemia of Chronic ... • RBC Membrane Disorder ... Algorithm #Causes #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
practices that could ... plateletcount), peripheral blood ... changes), high MCV anemia ... not required in all ... Causes #Workup #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) (e.g. lupus, CLL ... (e.g. primary cold ... lymphoproliferative disorders ... differential #diagnosis #hematology ... #anemia
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
malignancies • Anemia ... hemorrhage) • Chronic ... inflammatory disorders ... myeloid leukemia (CML ... Diagnosis #Causes #hematology
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Red Blood Cell ( ... Iron-deficiency anemia ... cells - Sickle cell ... Liver diseases, Bleeding ... #differential #hematology
Reticulocyte Production Index = (Retic %) x (Hct / 45) / Maturation Factor
The maturation factor is
the peripheral blood ... blood loss), Vitamin ... deficiencies: Chronic ... defects (e.g. sickle cell ... Production #Index #hematology