138 results
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Pathophysiology ... Cytokines, Mast Cells ... Formation -> Vasculitis ... #HUV #Pathophysiology ... #Rheumatology
ANCA Vasculitis - GPA, MPA, Eosinophilic GPA

doi:10.1038/s41572-020-0204-y

#ANCA #Vasculitis #GPA #MPA #Eosinophilic #rheumatology #diagnosis #comparison #table
ANCA Vasculitis ... 0204-y #ANCA #Vasculitis ... #Eosinophilic #rheumatology ... #diagnosis #comparison
Classification of Vasculitis 
Vasculitis of large vessels 
 - Arteritis temporalis (giant-cell arteritis) 
 - Takayasu
Classification of Vasculitis ... Vasculitis of ... #Vessels #Diagnosis ... #Rheumatology # ... Diagnosis
Vasculitis Involving the Skin - Differential Diagnosis Framework

Primary: 50% Cutaneous Vasculitis: Leukocytoclastic Vasculitis
Secondary: CTD: SLE, RA
- Differential Diagnosis ... : • Behcet Disease ... #skin #dermatology ... #rheumatology # ... differential #diagnosis
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... - Bone marrow disease ... Von Willebrand disease ... #Differential #Diagnosis ... #hematology #rheumatology
Approach to Thrombocytosis - Elevated Platelet Count - Differential Diagnosis Algorithm

Peripheral Smear concerning for malignancy?
- Differential Diagnosis ... → Refer to hematology ... , Vasculitides, ... IBD, Celiac disease ... #Algorithm #hematology
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
- Differential Diagnosis ... Systemic Rheumatic Disease ... Erythematous, Systemic Vasculitis ... #Differential #Diagnosis ... #rheumatology
Treatment of Non-hepatitis C virus Cryoglobulinemia Vasculitis - French Vasculitis Study Group

MONOCLONAL CRYOGLOBULINEMIA (TYPE 1) 
IgM
Cryoglobulinemia Vasculitis ... - French Vasculitis ... Target plasma cells ... /or refractory disease ... #Management #Rheumatology
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome • Vasculitis ... #differential #diagnosis ... #rheumatology
Aortitis - Differential Diagnosis Framework
Non-Infectious Aortitis:
 • Vasculitides: Giant Cell Arteritis (GCA), Takayasu's arteritis, Cogan's Syndrome,
- Differential Diagnosis ... Non-Infectious Aortitis: • Vasculitides ... ANCA associated vasculitis ... #Differential #Diagnosis ... #rheumatology