29 results
Hemolytic Anemias - Differential Diagnosis Algorithm

Signs of anemia and hemolysis:
 • ↓ Haptoglobin
 • ↑ LDH
Diagnosis Algorithm Signs ... Anemias (AIHAs) ... Hypersplenism, Infection ... Matthew Ho, MD PhD ... Diagnosis #Algorithm #hematology
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... uremic syndrome ... - Autoimmune (AIHA ... - Autoimmune (AIHA ... differential #diagnosis #hematology
Autoimmune Hemolytic Anemia (AIHA) Treatment
Warm AIHA:
1) Steroids - 1-2 mg/kg prednisone daily
   • Until
Anemia (AIHA) Treatment ... - 1-2 mg/kg prednisone ... Polyclonal: - Infection ... Treatment #management ... #hematology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... blood loss, Acute hemolysis ... Rebound effect from treatment ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Autoimmune: Warm AIHA ... , Cold AIHA, Transfusion ... Drug-associated, PCH, Evans Syndrome ... Differential #Diagnosis #hematology
Algorithmic Approach to Anemia - Differential Diagnosis Framework by MCV

Microcytic (MCV < 80) "TAILS":
 • Thalassemia
-100): • Non-hemolytic ... Macroangiopathic, Infections ... aciduria, Drugs (e.g ... Matthew Ho, MD PhD ... Differential #Diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
women • 15% of AIHA ... Cold Agglutinin Syndrome ... Diagnosis: • hemolytic ... • Compensated hemolysis ... #anemia #hematology
Polyarteritis Nodosa (PAN) - Vasculitis Management Algorithm - ACR/VF 2021 Guidelines
 • Severe Disease → Remission
Polyarteritis Nodosa (PAN ... immunosuppressive agent (e.g ... @MithuRheum #PAN ... Vasculitis #Management #Treatment ... Guidelines #algorithm #rheumatology
Causes of Thrombocytosis - Differential Diagnosis
Secondary Thrombocytosis (a.k.a Reactive Thrombocytosis):
 • Acute infection
 • Solid organ
Thrombocytosis): • Acute infection ... iron deficiency, hemolysis ... inflammatory disorders (e.g ... Myelodysplastic syndrome ... Diagnosis #Causes #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Autoantibodies: • WAIHA ... • CAD • PCH ... Coagulopathy) SMZL: • AIHA ... • Coombs (-) hemolytic ... Paraproteinemias #Hematology