743 results
Diagnosis and Management of Hypocomplementemic Urticarial Vasculitis (HUV)

Diagnosis of HUV
1) Chronic urticaria 
2) Leukocytoclastic vasculitis 
3)
Hypocomplementemic Urticarial ... Vasculitis (HUV ... HUV 1) Chronic urticaria ... #Vasculitis #HUV ... Diagnosis #Management #Rheumatology
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
Vasculitis Involving ... 50% Cutaneous Vasculitis ... bullae, Ulceration, Urticaria ... - Anti-C1q (Urticarial ... #dermatology #rheumatology
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Hypocomplementemic Urticarial ... Vasculitis C1q ... Hypocomplementemic #Urticarial ... #Vasculitis #HUV ... Pathophysiology #Rheumatology
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of Vasculitis ... Vasculitis of ... hypocomplementary urticarial ... vasculitis ... Vessels #Diagnosis #Rheumatology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... Hypocomplementemic Urticarial ... - Urticaria and ... cryoglobulinemia, urticarial ... differential #diagnosis #rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
Butterfly rash, Vasculitis ... , Purpura, Urticaria ... symptoms #diagnosis #rheumatology
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... Hypocomplementemia: Urticarial ... Hypocomplementemic Urticarial ... maculopapular lesions, urticaria ... Differential #Diagnosis #Rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... gangrenosum) • Urticaria ... Granulomatous vasculitis ... • Necrotising vasculitis ... rash #diagnosis #rheumatology
Vasculitis - Break down based on vessel size 
Distribution of vessel involvement by large vessel vasculitis,
Vasculitis - Break ... by large vessel vasculitis ... medium vessel vasculitis ... and small vessel vasculitis ... #Diagnosis #Rheumatology
Break down Vasculitis based on vessel size
#Diagnosis #Rheumatology #Differential #Vasculitis #VesselSize #Small #Medium #Large #Classification
Break down Vasculitis ... size #Diagnosis #Rheumatology ... #Differential #Vasculitis