16 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Hemolytic Anemias ... Diagnosis Algorithm Signs ... : • Autoimmune ... (AIHAs) • Alloimmune ... Diagnosis #Algorithm #hematology
Pathophysiology, Signs and Symptoms of Hemolytic Anemia

#Pathophysiology #Hemolytic #Anemia #hematology #diagnosis #signs #symptoms
Pathophysiology, Signs ... and Symptoms of ... Hemolytic Anemia ... #Anemia #hematology ... #symptoms
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... uremic syndrome ... Immune-mediated: - Autoimmune ... idiopathic) - Autoimmune ... differential #diagnosis #hematology
Pancytopenia - Differential Diagnosis

Congenital Diseases:
• GATA2 deficiency
• Fanconi’s anemia
• Wiskott-Aldrich syndrome
• Ribosomopathy or telomeropathy

Cancer:
• Leukemia
• Lymphoma

Inflammatory
Wiskott-Aldrich syndrome ... Inflammatory and Autoimmune ... Antibody-mediated hemolysis ... Differential #Diagnosis #Hematology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
iron deficiency, hemolysis ... disorders (e.g. autoimmune ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Membrane): - Autoimmune ... Drug-associated, PCH, Evans Syndrome ... Urobilinogen #Hemolysis ... Differential #Diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin Syndrome ... Viral infection, autoimmune ... (Cold-induced symptoms ... CLL (older) • Autoimmune ... #anemia #hematology
Autoimmune Myositis
Necrotizing myopathy is associated with higher CK levels, greater level of muscle weakness, less systemic
Autoimmune Myositis ... less systemic symptoms ... , holster sign, ... anti-synthetase syndrome ... Myositis #diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Demyelinating syndromes ... normochromic nomocytic or haemolytic ... erythematosus #signs ... #symptoms #diagnosis ... #rheumatology
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Dehydration • Symptoms ... changes, stroke symptoms ... WBC >100k, + lab signs ... tumor burden • Symptoms ... diagnosis #management #hematology