17 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Bite Cell RBC: G6PD ... Unstable hemoglobin disorders ... Target Cell RBC ... differential #diagnosis #hematology ... #microscopy #atlas
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... lymphoproliferative disorders ... • Intrinsic RBC ... differential #diagnosis #hematology ... #anemia
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... Atlas • Microcytic ... spherocytosis, Hemolytic ... #Morphology #Atlas ... #differential #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell ... membrane disorder ... Diagnosis #Algorithm #workup ... #hematology #testing
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... anemia • Cold ... Blood smear - RBC ... #hemolytic #anemia ... #hematology #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... PT, aPTT(liver disease ... changes), high MCV anemia ... not required in all ... #Workup #hematology
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... acute blood loss, hemolysis ... (BM) ablative disorders ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
hallmark for the disease ... schistocytes, nucleated RBCs ... anemia Indirect ... ThromboticThrombocytopenicPurpura #Diagnosis #Workup ... #Hematology
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Schistosomiasis - Chronic hemolytic ... anemia - Persistent ... multifactorial mechanisms Hematologic ... pulmonary Langerhans cell ... #Differential #Causes
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
cells can indicate disease ... lymphoproliferative disorders ... • Neutropenia, anemia ... Leukemia #diagnosis #workup ... #oncology #hematology