14 results
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... tract, and often causes ... inflammation Others: • Lupus ... such as systemic lupus ... differential #diagnosis #rheumatology
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
resulting in a vasculitis ... which causes slowly ... ulceration of the skin ... Images #Clinical #Photo ... #Dermatology #SkinRash
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
- Diagnosis, causes ... and management ... manifestations - Skin ... #Rheumatology # ... Cryoglobulinemic #Diagnosis #Management
Rapidly Progressive Glomerulonephritis (RPGN)
RPGN has three primary pathophysiologic causes differentiated by immunofluorescence

Immune Complex Mediated (granular staining):
three primary pathophysiologic ... causes differentiated ... Post-strep GN, Lupus ... Glomerulonephritis #Vasculitis ... diagnosis #algorithm #rheumatology
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... - Purpura - Skin ... Cryoglobulins Cause ... (e.g. systemic lupus ... classification #rheumatology
Lupus (SLE): Mucocutaneous Manifestations

 • Langerhan cells and keratinocytes release cytokines -> localized inflammatory response ->
Lupus (SLE): Mucocutaneous ... hair follicles -> causes ... inflammation on skin ... Livedo Reticularis, Vasculitis ... Manifestations #pathophysiology
CNS Manifestations of Systemic Lupus Erythematosus (SLE)

Clinical Manifestations: Demyelinating Syndrome, Headache, Movement disorders, Seizure disorders, Aseptic
Manifestations of Systemic Lupus ... Disease, PRES Pathophysiology ... autoantibodies that will cause ... CNS #neurology #rheumatology ... cerebritis #diagnosis #management
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Testosterone - Coumadin skin ... coagulation and other causes ... 19 - PNH - Vasculitis ... Venous #Arterial #pathophysiology ... #hematology #differential
Scurvy (Vitamin C Deficiency) - Diagnosis and Management

Vitamin C is required for hydroxylation of proline residues
Diagnosis and Management ... integrity of: • Skin ... Muscle cramping Skin ... , or any other cause ... Hypersensitivity vasculitis
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... survival is 93-95% Pathophysiology ... nodes: 13-15%, skin ... (16-32%): lupus ... Sarcoidosis #Diagnosis #Management