7 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
) - HELLP syndrome ... uremic syndrome ... Autoimmune (AIHA)"Cold ... . primary cold agglutin ... Extravascular #Causes #differential
Hemolysis - Differential Diagnosis Framework

1) Environment
  - Fragmentation
  - MAHA: TTP, HUS, DIC, HELLP
Hemolysis - Differential ... Valves, AS - HTN ... Autoimmune: Warm AIHA, Cold ... Drug-associated, PCH, Evans Syndrome ... Diagnosis #hematology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Agglutinin Syndrome ... nose, ears, or fingers ... Diagnosis: • hemolytic ... younger pts) Differential ... #anemia #hematology
Hypertensive Disorders of Pregnancy
Chronic Hypertension:
 • Guidelines as SBP ≥130 or DBP ≥ 90 mmHg
 •
And Proteinuria (e.g ... patients • HELLP: Syndrome ... of hemolysis, elevated ... #obstetrics #cardiology ... #differential #
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
thrombosis+Pulm HTN ... • Coombs (-) hemolytic ... anemia due to cold ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Causes of Toxic Megacolon - Differential Diagnosis Framework
 • Inflammatory Bowel Disease: Ulcerative colitis, Crohn's colitis
Toxic Megacolon - Differential ... Cryptosporidiosis, Yersinia, Hemolytic-uremic ... syndrome (complicating ... Escherichia coli ... dilatation: 5-HT3
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Abdominal pain • HTN ... pulmonary infiltrates, hemoptysis ... infiltrates/cavities, hemoptysis ... #Diagnosis #Rheumatology