7 results
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
Differential Diagnosis Algorithm ... : • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... Differential #Diagnosis #Algorithm ... #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Differential Diagnosis Algorithm ... Metabolic: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... Differential #Diagnosis #Algorithm ... #causes
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... vasculitis which causes ... #Dermatology #SkinRash ... #Pyoderma #Gangrenosum
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Differential Diagnosis Algorithm ... : • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... Differential #Diagnosis #Algorithm ... #causes
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
Rash - Diagnostic Algorithm ... Staph), SJS/TEN, DRESS ... HFMD), Pyoderma gangrenosum ... Febrile #Diagnosis #Algorithm
Purpura - Differential Diagnosis Framework

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

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... resemble pyoderma gangrenosum ... rash #diagnosis #rheumatology