34 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology of Hypocomplementemic ... Urticarial Vasculitis ... Complex Formation - Complement ... Formation -> Vasculitis ... TerrierBen #Hypocomplementemic
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
often involved • Hypocomplementemic ... Urticaria and hypocomplementemia ... ischemia - Skin: erythematous ... systemic lupus erythematosus ... against MPO • Complement
Causes of Hypocomplementemia - CHAMPS Mnemonic
C - Cryoglobulinemia (85%), C3 glomerulopathy, cirrhosis
H - Heavy Chain deposition
Causes of Hypocomplementemia ... Systemic Lupus Erythematosus ... @AnnKumfer #Hypocomplementemia ... #Low #Complement
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Vesicopustule on erythematous ... • Gonococcal arthritis ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... Discoid lupus erythematosus
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
Non-Infectious Aortitis: • Vasculitides ... : Giant Cell Arteritis ... GCA), Takayasu's arteritis ... ANCA associated vasculitis ... Systemic lupus erythematosus
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Vasculitis of ... large vessels - Arteritis ... temporalis (giant-cell arteritis ... - Takayasu arteritis ... systemic lupus erythematosus
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Seronegative Inflammatory Arthritis ... • Infectious Arthritis ... Systemic Lupus Erythematous ... , Systemic Vasculitis ... , Reactive Arthritis
SLE (Systemic Lupus Erythematosus)

Suspect:
Clinical evidence of (fatigue, rash, photosensitivity, inflammatory arthritis, weight loss, and fever) and
, inflammatory arthritis ... anti-Smith Ab, low complements ... ANCA-associated vasculitis ... • Mesenteric vasculitis ... RNP antibodies, Complement
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
GCA (Giant Cell Arteritis ... ischemia • Skin: Erythematous ... and often causes arthritis ... Elevated AST ALT • Hypocomplementemia ... ) • Hypocomplementemic
2021 ACR/VF Guidelines for Management of Giant Cell Arteritis (GCA)

#GiantCell #Arteritis #GCA #ACR2021 #Management #rheumatology #algorithm
of Giant Cell Arteritis ... ) #GiantCell #Arteritis ... #rheumatology #algorithm ... #vasculitis