8 results
Autoimmune Hemolytic Anemia (AIHA) Pathophysiology - Warm vs Cold AIHA
Warm AIHA:
 - 70%; IgG mediated
 -
Autoimmune Hemolytic ... Anemia (AIHA) Pathophysiology ... C3 positive or negative ... #Anemia #Pathophysiology ... #diagnosis #hematology
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Autoimmune Hemolytic ... Anemia (AIHA) - ... Differential Diagnosis ... AIHA (7-8%) DAT-negative ... #Table #hematology
TTP - Laboratory Evaluation for Thrombotic Thrombocytopenic Purpura

Activity of von Willebrand factor-cleaving protease activity - A
activity is the diagnostic ... result in severe anemia ... antiglobulin tests - Negative ... anemia Indirect ... #Workup #Hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
• Symptoms of anemia ... Diagnosis: • hemolytic ... anemia • Cold ... for anti-C3d and negative ... #anemia #hematology
Blood Transfusion Reactions

Immune Mediated:
 • Febrile Non-Hemolytic Transfusion Reaction (FNHTR): Most common immune reaction to transfusion.
antigens (often false negative ... (rare), false negatives ... infographic by Nick ... #Transfusion #diagnosis ... #management #hematology
Blood Product Transfusions One Pager Summary
Type and screen - determines blood type and detects in recipient
antigens (often false negative ... (rare), false negatives ... in 650,000 by Nick ... #Transfusions #diagnosis ... #management #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
• Coombs (-) hemolytic ... anemia due to cold ... Thrombosis in vascular beds-renal ... Paraproteinemias #Hematology ... #Differential #Diagnosis
Solitary Cell Plasmacytoma

What?
• Plasma cell neoplasms can present as a single lesion (solitary plasmacytoma)
• In 3%
in the head and neck ... EMP - head and neck ... marrow biopsy negative ... • No CRAB - no anemia ... #Workup #Hematology