19 results
Red Blood Cell (RBC) Morphology
Microcytic RBC: Pyridoxine deficiency, Thalassemia, Iron deficiency anemia, Chronic disease anemia (sometimes),
Microcytic RBC: ... (sometimes) Macrocytic ... Unstable hemoglobin disorders ... differential #diagnosis #hematology ... #microscopy #atlas
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
95 (or 100) is macrocytic ... (BM) ablative disorders ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic ... #Macrocytic
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
RBC) Morphology ... AtlasMicrocytic ... Lead poisoning • Macrocytic ... #Morphology #Atlas ... #differential #hematology
Blood Disorders - Markers and Differential Diagnosis Algorithm 
Acute
 • Myloid (AML) - CD13, CD33, CD34,
Pseudo Pelger-Huet, Macrocytic ... anemia - ... bcr-able (+) ↑ WBC ... Amy Chung, MD, MSc ... #hematology #Markers
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... : macrocytic > normocytic ... ↑ LDH • Anti-RBC ... #diagnosis #management ... #treatment #rheumatology
Hematology Algorithms 

Anemia is described as a reduction in the proportion of the red blood cells.
Hematology Algorithms ... MCV 80-100 fl) & macrocytic ... Pancytopenia is a hematologic ... involves production disorders ... that involves disorders
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... membrane disorder ... elliptocytosis, autoimmune ... Diagnosis #Algorithm #workup ... #hematology #testing
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) (e.g. lupus, CLL ... lymphoproliferative disorders ... • Intrinsic RBC ... differential #diagnosis #hematology ... #anemia
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral infection, autoimmune ... disorder or lymphoid ... Blood smear - RBC ... (older) • Autoimmune ... #hematology #diagnosis
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
Diagnosis and Workup ... changes), high MCV anemia ... not required in all ... Diagnosis #Causes #Workup ... #hematology