13 results
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
and Neck Skin Ulcers ... Metabolic: • Pyoderma ... #Head #Neck #Ulcers ... Diagnosis #Algorithm #causes
Skin Ulcers of the Lower Legs / Feet - Differential Diagnosis Algorithm
Physical:
• Pressure
• Trauma
• Radiation
Vascular:
• Arterial
Skin Ulcers of the ... Metabolic: • Pyoderma ... Lower #Legs #Feet #Ulcers ... Diagnosis #Algorithm #causes
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
Skin Ulcers by Etiology ... Metabolic: • Pyoderma ... Cryptococcosis #Ulcers ... Diagnosis #Algorithm #causes
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
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
marine microbiota & causes ... 10% Crab, few cases ... consumption First case ... bullae to necrotic ulcers ... legs #clinical #photo
Cryoglobulinemia Summary

Cryoglobulins:
 • Cryoglobulins are Igs in the serum that precipitate in vitro at temperatures below
• They can cause ... Purpura - Skin ulcers ... Cryoglobulins Cause ... diagnosis #types #classification
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
tract, and often causes ... livedo reticularis, ulcers ... genital aphthous ulcers ... #rheumatology #classification
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... Growers (Runyon Classification ... Growers (Runyon Classification ... Tropical setting: M. ulcerans ... (buruli ulcer)
Pyoderma Gangrenosum (PG)
50 M Crohn’s dz had a small pustule on the ankle 4 mo ago
Pyoderma Gangrenosum ... Pyoderma gangrenosum ... medications in most cases ... #PG #clinical #photo ... #dermatology #ulcer
Neuropathic Ulcer: Severe diabetes induced neuropathy has resulted in Charcot foot deformity.
This ultimately lead to large
Neuropathic Ulcer ... large painless ulcer ... boney destruction caused ... Images #Clinical #Photo ... Charcot #FootXRay #Ulcer