12 results
Differential Diagnosis of Necrotizing Fasciitis: 

Cellulitis, 
Superficial abscess, 
Deep vein thrombosis 
(see phlegmasia cerulea dolerans), 
Compartment
Differential Diagnosis ... Fasciitis: Cellulitis ... insufficiency, Pyoderma gangrenosum ... Necrotizing cellulitis ... Necrotizing #Fasciitis #Differential
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... frequently mistaken for cellulitis ... #Dermatology #SkinRash ... #Pyoderma #Gangrenosum
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Skin Ulcers - Differential ... : • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Legs / Feet - Differential ... Metabolic: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Pseudocellulitis - Differential ... Framework for Cellulitis ... Mimics Cellulitis ... nodosum • Pyoderma gangrenosum ... Pseudocellulitis #Differential
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
by Etiology - Differential ... : • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... #dermatology #Differential
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
heaped up borders); differential ... cell ca, pyoderma gangrenosum ... Blastomycosis #SkinRash
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
PAN Pyoderma gangrenosum ... #skin #rashes #differential ... #diagnosis #rheumatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
Purpura - Differential ... reactions • Erythema gangrenosum ... Vasculopathy #Purpura #Differential ... #Diagnosis #hematology ... #rheumatology #
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
thrombophlebitis, pyoderma gangrenosum ... lesions, pyoderma gangrenosum ... Behcet disease) Differential ... signs #symptoms #rheumatology