10 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
drug eruptions, paraneoplastic ... Urticarial/LCV) - Cryoglobulinemic ... Disease • Cogan syndrome ... #skin #dermatology ... #rheumatology #
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
syndrome in 80% ... Cryoglobulins: - Single monoclonal ... - Composed of monoclonal ... diagnosis #types #classification ... #rheumatology #
Monoclonal Gammopathy of Clinical Significance (MGUS) - Differential Diagnosis

Neurologic-Centered:
 (+) Systemic Features: POEMS, AL amyloid, Cryoglobulinemia
Significance (MGUS) - Differential ... capillary leak syndrome ... • Schnitzler syndrome ... • Cryoglobulinemia ... #Diagnosis #hematology
Paraproteinemias

Entities That Can Feature A Monoclonal Protein/M Component:
• MM
• WM
• MGUS
• MGCS
• MGRS
• Splenic Marginal Zone
Immunotactoid GN & Cryoglobulinemic ... Autoimmunity: • -MM/WM: Vasculitis ... (Cryoglobulinemic ... Paraproteinemias #Hematology ... #Monoclonal #Differential
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... /HSP • Cryoglobulinemia ... #Diagnosis #hematology ... #rheumatology # ... #nonpalpable #dermatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
- Differential ... ANCA +MPO) • Cryoglobulinemic ... Low levels mixed cryoglobulinemia ... #rheumatology # ... classification
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
→ Refer to hematology ... Rebound effect from treatment ... , Vasculitides, ... Kawasaki, Nephrotic syndrome ... Diagnosis #Algorithm #hematology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... reticularis Differential ... purpura • Mixed cryoglobulinemia ... • Goodpasture syndrome ... rash #diagnosis #rheumatology
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Cryoglobulins (Vasculitic ... - Idiopathic monoclonal ... Cold Agglutinin Syndrome ... younger pts) Differential ... hemolytic #anemia #hematology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... Behcet disease) Differential ... Arthritis, AS Treatment ... refractory disease : monoclonal ... signs #symptoms #rheumatology