35 results
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... vasculitis which causes ... Images #Clinical #Photo ... #Dermatology #SkinRash ... #Pyoderma #Gangrenosum
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
- Differential Diagnosis ... : • Pyoderma gangrenosum ... ulcerative #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
- Differential Diagnosis ... Metabolic: • Pyoderma gangrenosum ... ulcerative #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Sebaceous hyperplasia 
 - Yellow papule 
 - Donut-shape 
 - Central umbilication 
 - Telangiectasia
Usually multiple - Causes ... #Hyperplasia #Dermatology ... #Diagnosis #Benign ... #Clinical #Photo
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... - Differential Diagnosis ... antibiotics as a cause ... disease, pyoderma gangrenosum ... #Differential #Diagnosis
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
- Differential Diagnosis ... : • Pyoderma gangrenosum ... ulcerative #skinrash #dermatology ... #Differential #Diagnosis ... #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
- Differential Diagnosis ... reactions • Erythema gangrenosum ... #Differential #Diagnosis ... #hematology #rheumatology ... #nonpalpable #dermatology
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Diagnosis? ... cell ca, pyoderma gangrenosum ... Blastomycosis #SkinRash #dermatology ... #clinical #photo
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential Diagnosis ... Imperative to diagnose ... nodosum • Pyoderma gangrenosum ... #Differential #Diagnosis ... #dermatology #skin
Erythema Annulare Centrifugum (EAC),
This is erythema annulare centrifugum (EAC), one of the “figurate erythemas.” These lesions
Most cases are idiopathic ... KOH will be negative ... EAC #clinical #photo ... #dermatology #skinrash