20 results
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... 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 of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Metabolic: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... 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 ... Drugs (antibiotics ... Nodosum #Mnemonic #Causes ... #Dermatology #SkinRash
Morphological variation in Pyoderma Gangrenosum lesions

doi: 10.1038/s41572-020-0213-x

#Pyoderma #Gangrenosum #clinical #photo #skinrash #dermatology #pg
variation in Pyoderma Gangrenosum ... -x #Pyoderma #Gangrenosum ... clinical #photo #skinrash
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Systemic Signs (DRESS ... hypersensitivity reaction, DRESS ... medication (in this case ... #Dermatology #SkinRash ... #DRESS #Syndrome
Drug Reaction with Eosinophilia and Systemic Signs (DRESS Syndrome): Formerly known as drug hypersensitivity reaction, DRESS
represents
Systemic Signs (DRESS ... hypersensitivity reaction, DRESS ... medication (in this case ... #Dermatology #SkinRash ... #DRESS #Syndrome
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... Diagnosis #Algorithm #causes
DRESS-associated drugs

DRESS syndrome can be life threatening and it has a documented mortality rate of about
DRESS-associated ... drugs DRESS syndrome ... anticonvulsants and antibiotic ... #DRESS #Syndrome ... #Medications #Causes
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Causes of Pseudocellulitis ... avoid unnecessary antibiotics ... inappropriate antibiotic ... Inflammatory Causes ... nodosum • Pyoderma gangrenosum