22 results
Manifestations of IgG4-related disease by organ system.
 The most common primary disease features are indicated in
of IgG4-related disease ... are indicated in bold ... Organs #Systems #Diagnosis ... #Hematology #Signs ... #Symptoms
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
and duration of symptoms ... angioedema Other symptoms ... Disorientation, vertigo Diagnostic ... #Urticaria #diagnosis ... #rheumatology #
Expected DAT Results in Autoimmune Hemolysis
DAT Negative Hemolysis
 • DAT Poly ( - ), IgG (
, C3d ( +/- ) Cold ... agglutinin disease ... #antiglobulin #test ... Autoimmune #Hemolysis #hematology ... #diagnosis
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
symptoms - most ... Test: Donath-Landsteiner ... test #cold # ... hemolytic #anemia #hematology ... #diagnosis
Differential Diagnosis for Hemolytic Anemia
Intrinsic Causes:
 • Enzyme deficiencies ex. G6PD, pyruvate kinase 
 • Hemoglobinopathies
Differential Diagnosis ... Causes: • Liver disease ... • AIHA: warm, cold ... #causes #classification ... #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
- Differential Diagnosis ... Autoimmune: Warm AIHA, Cold ... , Drugs, Liver Disease ... Laboratory Tests ... #hematology
Causes of Thrombocytopenia and Platelet Disorders - Differential Diagnosis and Workup
History:
 - Prior platelet count, family
- Differential Diagnosis ... practices that could ... K), H. pylori test ... (GI symptoms/endemic ... Causes #Workup #hematology
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
Hypertension Groups - WHO Classification ... hypoxemia • COPD ... PH Functional Classification ... Symptoms of right ... #diagnosis
Hodgkin's Lymphoma vs Non-Hodgkin's Lymphoma - Comparison

Hodgkin's Lymphoma:
 • Epidemiology: young adults 20-30, older 50-70
 •
translocation • Types: Classification ... Differential Diagnosis ... Lymphomas • Other hematologic ... comparison #oncology #diagnosis ... #differential #hematology
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
- Differential Diagnosis ... Abnormal Chest X-Ray ... Chronic Chest Symptoms ... #Differential #Diagnosis ... Algorithm #Causes #Hematology