41 results
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Differential Diagnosis Algorithm ... insufficiency • Vasculitis ... Metabolic: • Pyoderma gangrenosum ... #causes
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Head and Neck Skin ... Ulcers - Differential ... Diagnosis Algorithm ... : • Pyoderma gangrenosum ... #causes
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... Differential Diagnosis Algorithm ... insufficiency • Vasculitis ... : • Pyoderma gangrenosum ... #causes
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
Joint Pain Rash ... infection Malar rash ... Hypersensitivity vasculitis ... PAN Pyoderma gangrenosum ... Antiphospholipid-antibody syndrome • Vasculitis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... • Pauci-immune vasculitis ... Maculopapular rash ... resemble pyoderma gangrenosum ... #dermatology #rash
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... resulting in a vasculitis ... which causes slowly ... ulceration of the skin ... SkinRash #Pyoderma #Gangrenosum
Genital Ulcers - Atypical causes of genital ulcers that can be difficult to diagnose & manage.
Atypical causes ... +/- psoriatic rash ... appearance; juvenile gangrenous ... vasculitis maybe ... #Atypical #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Purpura, ischemic skin ... tract, and often causes ... livedo reticularis, ulcers ... mucositis - Rash ... genital aphthous ulcers
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
, small-vessel vasculitis ... thrombophlebitis, pyoderma gangrenosum ... lesions, pyoderma gangrenosum ... response to local skin ... Syndrome #diagnosis #management
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
livedo reticularis, ulcers ... , mucositis • Rash ... tract, and often causes ... purpura, nodules or ulcers ... genital aphthous ulcers