21 results
Warm Antibody Autoimmune Hemolytic Anemia 
1) DIAGNOSE AIHA
 • Anemia: macrocytic > normocytic, ↑ reticulocytes
 •
Warm Antibody Autoimmune ... type ± C3d • Blood ... 2) LOOK FOR a cause ... #diagnosis #management ... #treatment #rheumatology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Membrane): - Autoimmune ... Drug-associated, PCH ... Defects: Sickle cell anemia ... - Peripheral Blood ... Differential #Diagnosis #hematology
Causes of Extravascular and Intravascular Hemolysis - Differential Diagnosis Algorithm
Extravascular - Spleen and RES-mediated hemolysis
 -
Causes of Extravascular ... Cold AIHA • Alloimmune ... Cold AIHA • PCH ... immune-complex hemolytic anemia ... #Hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
for decreased PLT ... plateletcount), peripheral blood ... changes), high MCV anemia ... or if a primary hematologic ... #Workup #hematology
Elevated Globulin - Protein Gap (Total Protein - Albumin > 4)

Work-up of an Elevated Globulin Gap:
•
gammopathy, and skin ... hepatitis, PBC, ... PSC, Viral hepatitis ... gastric tumors • Hematology ... differential #diagnosis #hematology
Aplastic Anemia - Overview

Who?
• M = F
• 3 peaks:	1) Childhood	2) 15-25 years	3) >60 years

What?
• Aplastic anemia
Headaches • Pale skin ... and petechiae Causes ... result from low blood ... #oncology #hematology ... #diagnosis #management
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Viral infection, autoimmune ... Immunoglobulin M (IgM) • Blood ... CLL (older) • Autoimmune ... sensitize red blood ... #hematology #diagnosis
Causes of Neutropenia - Differential Diagnosis
Neonate:
 - Infection - by far the most common cause
 -
Causes of Neutropenia ... the most common cause ... Megaloblastic anemia-rare ... including white blood ... #hematology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
which can plug blood ... associated with autoimmune ... cryoglobulins • Negative causes ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
group of disorders caused ... just beneath the skin ... that are caused ... Out Secondary Causes ... Syndromes #diagnosis #hematology