25 results
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... lesions that result ... • Secondary Causes ... Differential #Diagnosis #hematology ... #rheumatology #
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... lesions: • Rarely ... lesions (9.4%) ... Polyangiitis #GPA #dermatology ... rash #diagnosis #rheumatology
Behcet's Syndrome - Treatment
Ulcers:
 • Treatment: Topical steroids
 • Prevention: Colchicine
 • Azathioprine for refractory disease
Arthritis:
refractory disease Skin ... for refractory lesions ... or refractory lesions ... Syndrome #Treatment #management ... #pharmacology #rheumatology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
response to local skin ... retinal damage) • Skin ... test (this is a skin ... Syndrome #diagnosis #management ... signs #symptoms #rheumatology
Renal involvement in 35% of mixed cryoglobulinemia vasculitis 
Associated with : 
 • Absence of skin
• Absence of skin ... lesions • Absence ... Cryoglobulinemia #Vasculitis #Management ... #Rheumatology #
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
decades of life Causes ... trigger - Direct skin ... 50% of patients Skin ... lesions - Wheals ... Urticaria #diagnosis #rheumatology
Non-HCV infectious mixed cryoglobulinemia vasculitis - Diagnosis, causes and management - French Vasculitis Study Group

< 5%
vasculitis - Diagnosis, causes ... and management ... manifestations - Skin ... Cryoglobulinemia #Vasculitis #Rheumatology ... Cryoglobulinemic #Diagnosis #Management
Causes of Petechial Rash - Differential Diagnosis Algorithm

Pinpoint areas (less than 2 mm) of hemorrhage, which
Causes of Petechial ... reddish-purple lesions ... Hypotension • Mucosal lesions ... cryoglobulins • Skin ... #dermatology #physicalexam
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Testosterone - Coumadin skin ... atherosclerotic lesions ... considered in all cases ... coagulation and other causes ... pathophysiology #hematology
ANTI-MDA5 DERMATOMYOSITIS

Cutaneous manifestations:
• Periorbital heliotrope (blue-purple) rash with edema
• Erythematous rash on the face, or the
ulcerations • Skin ... ulcerations • Auricular skin ... lesions: antihelix ... • Skin vasculopathies ... Dermatomyositis #rheumatology