9 results
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... Associated: - Microscopic ... Disease • Cogan syndrome ... #skin #dermatology ... #rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Dermatologic Manifestations ... GPA causes disease ... Polyarteritis nodosa • Microscopic ... • Goodpasture syndrome ... rash #diagnosis #rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
PR3-ANCA): • Microscopic ... tract, and often causes ... • Cogan Syndrome ... Dx: GPA, EGPA, microscopic ... differential #diagnosis #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Cryoglobulins Cause ... Hyperviscosity Syndrome ... - GPA, EGPA, microscopic ... classification #rheumatology
ANA (Antinuclear Antibody) and ANCA (Antineutrophil cytoplasmic antibodies)
 • Systemic lupus erythematosus
   1. Anti-dsDNA
• Sjögren syndrome ... ANCA-Associated Vasculitis ... : • Microscopic ... Renal-limited vasculitis ... antibodies #diagnosis #rheumatology
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... Infection - Vasculitis ... - Autoimmune Vasculitis ... Sjogren's, GPA, EGPA, Microscopic ... #dermatology #physicalexam
Myelodysplastic Syndromes (MDS)

What?
Myelodysplastic syndromes are a group of disorders caused by blood cells that are poorly
Out Secondary Causes ... abnormal under the microscope ... abnormal under a microscope ... abnormal under the microscope ... #diagnosis #hematology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
(PR3-ANCA)): Microscopic ... tract, and often causes ... • Behcet syndrome ... • Cogan syndrome ... Differential #Diagnosis #Rheumatology
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Sweet Syndrome ... Causes: - Idiopathic ... Leukocytoclastic vasculitis ... : - Biopsy - Microscopic ... #diagnosis #dermatology