16 results
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... anemia • Cold ... Blood smear - RBC ... gammopathy of undetermined ... #anemia #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
anemia): ... uremic syndrome ... ) (e.g. lupus, CLL ... • Intrinsic RBC ... #anemia
Red Blood Cell (RBC) Morphology Atlas
 • Microcytic - Iron-deficiency anemia, Thalassemia, Sideroblastic anemia, Lead poisoning
Myelodysplastic syndrome ... spherocytosis, Hemolytic ... Schistocytes - Hemolytic ... uremic syndrome ... #differential #hematology
Hemolytic Anemia - Differential Diagnosis Algorithm
 • Sickle cells - Consider sickle cell disease (diverse genotypes):
Hemolytic Anemia ... Consider sickle cell ... #Anemia #Differential ... Diagnosis #Algorithm #workup ... #hematology #testing
Multiple Myeloma and Monoclonal Gammopathies
C - HyperCalcemia- calcium > 11 mg/dL / >1 mg/dL the ULN
R
Multiple Myeloma and Monoclonal ... 40 ml/min A - Anemia ... plasmacytoma, POEMs syndrome ... MGUS #diagnosis #hematology ... #oncology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Lymphoma (HCV) • CLL ... +Organomegaly+↑RBC ... • Coombs (-) hemolytic ... anemia due to cold ... #Diagnosis #Oncology
Chronic Lymphocytic Leukemia - Summary

Cancer affecting lymphocytes/Mature B cell neoplasm
 • Lymphocytes accumulate in large numbers
Lymphocytosis on CBC ... • Neutropenia, anemia ... • Richter’s Syndrome ... Leukemia #diagnosis #workup ... #oncology #hematology
Monoclonal Gammopathy of Undetermined Significance (MGUS) - Summary Framework

Hematologic disorder characterized by the presence of either
Monoclonal Gammopathy ... No evidence of anemia ... insufficiency, Anemia ... to the plasma cell ... #diagnosis #oncology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Drug-associated, PCH, Evans Syndrome ... Defects: Sickle cell ... anemia, Thalassemias ... Urobilinogen #Hemolysis
Anemia Diagnostic Algorithm

Mean corpuscular (cell) volume (MCV): Average RBC size. Under 80 = microcytic. Between 80-95
Anemia Diagnostic ... (MCV): Average RBC ... acute blood loss, hemolysis ... Algorithm #Diagnosis #Workup ... #Hematology #Microcytic