13 results
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
: • Pyoderma gangrenosum ... #Neck #Ulcers #ulcerative ... #skinrash #dermatology ... Diagnosis #Algorithm #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Metabolic: • Pyoderma gangrenosum ... #Feet #Ulcers #ulcerative ... #skinrash #dermatology ... Diagnosis #Algorithm #causes
Causes of Erythema Nodosum - Mnemonic

NO cause found in 60% of cases
Drugs (antibiotics e.g., sulfonamides, amoxicillin)
Oral
Causes of Erythema ... Mnemonic NO cause ... Lofgren's syndrome Ulcerative ... Differential #Diagnosis #Dermatology ... #SkinRash
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... vasculitis which causes ... progressive ulceration ... Clinical #Photo #Dermatology ... #SkinRash #Pyoderma
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
: • Pyoderma gangrenosum ... • Bleomycin Hematologic ... Cryptococcosis #Ulcers #ulcerative ... #skinrash #dermatology ... Diagnosis #Algorithm #causes
Genital Skin Ulcers - Differential Diagnosis Algorithm
Painful:
 • Herpes simplex
 • Haemophilus ducreyi (chancroid)
 • Behcet's
genitals #Ulcers #ulcerative ... #skinrash #dermatology ... Diagnosis #Algorithm #causes
Ulcerative Blastomycosis Skin Lesion
57 asymptomatic M from Indiana nonpruritic, painless, progressive skin lesion lower back x
Ulcerative Blastomycosis ... sharp borders) & ulcerative ... cell ca, pyoderma gangrenosum ... Blastomycosis #SkinRash ... #dermatology #clinical
Erythema Nodosum - Causes and Differential Diagnosis 
Appearance:  erythematous painful lumps usually 1-6 cm in
Erythema Nodosum - Causes ... thighs RARELY ulcerate ... Erythema #Nodosum #Causes ... Differential Diagnosis #Dermatology ... #SkinRash #Clinical
Dermatoses in Pregnancy - Physiologic Changes and Specific Skin Conditions - Differential Diagnosis Algorithm

#skinrash #lesions #pregnancy
Dermatoses in Pregnancy ... Algorithm #skinrash ... #lesions #pregnancy ... #dermatology #Differential ... Diagnosis #Algorithm #causes
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
inflammation • Thrombocytopenia ... : - Thrombocytopenia ... reactions • Erythema gangrenosum ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology