31 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
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
Cholecystitis - Diagnosis and Management Overview
Types - Acute Calculous, Acalculous, Xanthogranulomatous (chronic)
Complications 
 - Gangrenous (most
Complications - Gangrenous ... Ileus - Mirizzi Syndrome ... - Bouveret's Syndrome
Dermatologic Extraintestinal Manifestations in IBD - IBD Algorithm

Erythema Nodosum
Pyoderma Gangrenosum
Metastatic Crohn's Disease
Sweet Syndrome
EBA

Dr. Wade Billings @wabillin

#Dermatologic
Nodosum Pyoderma Gangrenosum ... Disease Sweet Syndrome
Differential Diagnosis of Necrotizing Fasciitis: 

Cellulitis, 
Superficial abscess, 
Deep vein thrombosis 
(see phlegmasia cerulea dolerans), 
Compartment
Compartment syndrome ... insufficiency, Pyoderma gangrenosum
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 ... Sarcoidosis or Lofgren's syndrome ... Nodosum #Mnemonic #Causes ... #Dermatology #SkinRash
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... Diagnosis #Algorithm #causes
Cutaneous Manifestations of Monoclonal Gammopathy
 • Extravascular lg Deposits: Systemic amyloidosis, Nodular amyloidosis, Macroglobulinoderma, Follicular hyperkeratotic
secretion: POEMS syndrome ... , Syndrome Schnitzler ... cutis laxa, TEMPI syndrome ... , Pyoderma gangrenosum