13 results
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... HELLP - Grafts, Valves ... Drug-associated, PCH ... Defects: Sickle cell anemia ... #Diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Intravascular Hemolysis - Differential ... Cold AIHA • PCH ... immune-complex hemolytic anemia ... Prosthetic heart valves ... Algorithm #Causes #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... • hemolytic anemia ... younger pts) Differential ... #hemolytic #anemia ... #hematology #diagnosis
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Scleromyxedema (CNS+GI+CVS+joints ... (-) hemolytic anemia ... Paraproteinemias #Hematology ... #Monoclonal #Differential ... #Diagnosis #Oncology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity - A low value ... hallmark for the disease ... If the value is ... WBC count and differential ... Diagnosis #Workup #Hematology
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
permanent alopecia Differential ... Arthritis: • Joint ... arthropathy • 90% joints ... lymphopenia, low PLT • Anemia ... Erythematosus #Diagnosis #Rheumatology
Bandemia Overview

Normal: < 1%
Clinically significant: > 10%

Band neutrophils are slightly less mature than segmented neutrophils and
Neutrophil (Normal) Differential ... • Autoimmune diseases ... appreciate the value ... #differential # ... neutrophil #WBC #CBC #hematology
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
extramedullary disease ... bone pain, fever, joint ... - infiltrates (anemia ... #Leukemia #Hematology ... #Oncology #Diagnosis
Hodgkin's Lymphoma Overview

Hodgkin's lymphoma (HL) is an uncommon hematological malignancy arising from mature B cells. It
Weight loss • Anemia ... Immunohistochemical studies (to differentiate ... number of sites of disease ... classification #hematology ... #oncology #management
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
• Aplastic Anemia ... Myeloproliferative Disease ... blood count with differential ... Syndromes #diagnosis #hematology ... #oncology