7 results
Diagnostic Framework for Hemolysis - Intravascular vs Extravascular Causes
Intravascular Hemolysis:
 • Mechanical Trauma (Microangiopathic hemolytic anemia):
usually IgG) (e.g. lupus ... agglutin disease ... #Causes #differential ... #diagnosis #hematology ... #anemia
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cold Agglutinin ... Agglutinin Disease ... Agglutinin Syndrome ... #agglutinin #disease ... #hematology #diagnosis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
SLE (Systemic Lupus ... Classification: ... permanent alopecia Differential ... fibromyalgia) • Infections ... Erythematosus #Diagnosis #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Rarely dominate the clinical ... reticularis Differential ... • Goodpasture syndrome ... Polyangiitis #GPA #dermatology ... #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
mucositis - Rash ... to exclude are infections ... , and SLE) • Urinalysis ... #rheumatology # ... classification
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
(-) hemolytic anemia ... due to cold IgG ... • Lupus anticoagulant ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Macrophage Activation Syndrome (MAS)
Classified among the secondary or acquired forms of haemophagocytic lymphohistiocytosis (sHLH)

What?
A subset of
erythematosus [SLE ... ], AOSD) • Infection ... with leukopenia, anemia ... Diagnosis #Management #Hematology ... #Rheumatology