1541 results
Giant Cell (Temporal) Arteritis: Pathogenesis and investigations
Risk Factors:
 - Unclear environmental triggers (may be viral, not
alter inflammatory cytokine ... yrs old; F>M Signs ... palpation - Vasculitic ... Pathophysiology #Diagnosis #Signs ... #Symptoms #Vasculitis
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
IgA Vasculitis – ... Interleukin 8 (IL8) - cytokine ... Leukocytoclastic vasculitis ... #HSP #IgA #Vasculitis ... Pathophysiology #Diagnosis #Signs
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
keratinocytes release cytokines ... Livedo Reticularis, Vasculitis ... pathophysiology #diagnosis #signs
Pathophysiology of Hypocomplementemic Urticarial Vasculitis

C1q/anti-C1q antibiody ->
Immune Complex Formation - Complement Pathway Activation (C3a and C5a)
Hypocomplementemic Urticarial Vasculitis ... Anaphylatoxins, Chemokines, Cytokines ... Formation -> Vasculitis ... Hypocomplementemic #Urticarial #Vasculitis
Hypothermia in Sepsis - Pathophysiology
 • 20% of septic pts → HYPOTHERMIA
 • Increased mortality 62%
proinflammatory cytokines ... anti-inflammatory cytokine
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... Cryoglobulinemic vasculitis ... syndrome • IgA vasculitis ... Small #Vessel #Vasculitides ... #vasculitis #differential
A System for Vasculitides 

#Diagnosis #IM #Rheum #Vasculitis #Small #Medium #Large #Vessel #Size #Classification #ANCA #Differential
A System for Vasculitides ... Diagnosis #IM #Rheum #Vasculitis
Cryoglobulinemia Vasculitis
#rheumatology #diagnosis #signs
Cryoglobulinemia Vasculitis ... rheumatology #diagnosis #signs
Dermatological semiology of Cutaneous Vasculitis 

Clinicopathologic correlations
 • Purpura, papules, pustules, necrosis: involvement of small vessels
semiology of Cutaneous Vasculitis ... • Drug-induced vasculitis ... SLE +++ • IgA vasculitis ... • Necrotizing vasculitis ... dermatology #semiology #signs
Vasculitis: In this instance, the vasculitic skin lesions were secondary to Haemophilus endocarditis.
Photo credit, Josh Fierer,
Vasculitis: In this ... instance, the vasculitic ... Dermatology #SkinRash #Vasculitis