732 results
Diagnosis of Cryoglobulinemia Vasculitis

1) Presence of cryoglobulin 
Circulating immunoglobulins that precipitate with cold temperature and dissolve
Ulcers, distal necrosis ... Vasculitis #Diagnosis #Rheumatology
Clinical Features of Systemic Lupus (SLE)
General: Fever (50%), Depression, Fatigue (75%), Weight loss (50%)
Eye: Sjögrens (15%)
Skin
(90%): Aseptic necrosis ... symptoms #diagnosis #rheumatology
Cryofibrinogenemia Summary

Cryofibrinogenemia Epidemiology:
 • 40-70 years with a modest female predominance

Cryofibrinogenemia:
 • The precipitation of a
reactivity (Skin necrosis ... ulcers • Skin necrosis ... Warfarin-induced skin necrosis ... Cryofibrinogenemia #diagnosis #rheumatology ... #hematology
Treatment of giant cell arteritis (GCA)

1st Line Strategy - GC 0.7 mg/kg/day, except for:
 • Aortitis
AION/CRAO, scalp necrosis ... #Indications #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Anticoagulants (Warfarin necrosis ... Differential #Diagnosis #hematology ... #rheumatology #
Idiopathic Inflammatory Myopathies (IIM's)

RASH + MUSCLE WEAKNESS → Consider idiopathic inflammatory myopathies (IIM's)

 • Overlap Myositis
weakness, myofiber necrosis ... IIMs #diagnosis #rheumatology
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
Non-specific: • No necrosis ... workup #treatment #rheumatology
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
Urticaria • Papulo-necrotic ... reticularis • Necrotic ... rash #diagnosis #rheumatology
Approach to Joint Pain - Arthritis Differential Diagnosis Framework

Inflammatory Versus Noninflammatory Pain
 • Is it inflammatory
derangement/Avascular necrosis ... - Autoimmune Rheumatologic ... Diagnosis #MSK #rheumatology
Diagnosis of IgA Vasculitis (Henoch-Schönlein Purpura) - French Vasculitis Study Group 

1) Suggestive clinical manifestations
areas (may be necrotic ... HSP #Diagnosis #Rheumatology