18 results
Small Vessel Vasculitides
 • Granulomatosis with polyangiitis - Granulomatous manifestations (e.g., nasal crusting, destructive sinusitis, pulmonary
Small Vessel Vasculitides ... and Sjogren's syndrome ... • IgA vasculitis ... in absence of skin ... #diagnosis
Causes of Eosinophilia - Differential Diagnosis
Bugs:
 - Fungus (aspergillosis)
 - Viral (HIV)
 - Ectoparasites (scabies, myiasis)
- Differential Diagnosis ... Allergies): - Allergic ... Rhinitis - Allergic ... Asthma Tugs (vasculitis ... Hypereosinophilic Syndrome
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitis and Vasculitides ... - Differential Diagnosis ... • EGPA: - Eosinophilia ... : • Behçet Syndrome ... • Cogan Syndrome
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Diagnosis Framework ... Differential Diagnosis ... progressive) EGPA (Eosinophilic ... Polyangiitis): • Eosinophilia ... • Cogan syndrome
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Amyloidosis • Eosinophilic ... Hypersensitivity vasculitis ... Antiphospholipid-antibody syndrome ... • Vasculitis ... #differential #diagnosis
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
Mechanisms (Principally Vasculitis ... • IgA vasculitis ... Hypersensitivity vasculitis ... • Vasculitis ... #rheumatology #vasculitis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
• Pauci-immune vasculitis ... : Vasculitis: ... Granulomatous vasculitis ... • Necrotising vasculitis ... leukocytoclastic vasculitis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
a.k.a. extrinsic allergic ... Sarcoidosis • Vasculitis ... Churg Strauss syndrome ... ) • Eosinophilic ... Diseases #ILD #diagnosis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... panuveitis, retinal vasculitis ... response to local skin ... MCC-small vessel vasculitis ... test (this is a skin
Vancomycin induced Leukocytoclastic Vasculitis (LCV) of the Hand
70 M vertebral osteomyelitis on vancomycin and cefepime for
Leukocytoclastic Vasculitis ... Diagnosis? ... HSP, urticarial vasculitis ... Leukocytoclastic #Vasculitis ... #LCV #Hand #skinrash