13 results
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... vasculitis which causes ... ulceration of the skin ... frequently mistaken for cellulitis ... #Photo #Dermatology
Ecthyma Gangrenosum: skin infection associated with Pseudomonas bacteremia. 
Photo credit, Josh Fierer, M.D.

Charlie Goldberg, M.D. -
Ecthyma Gangrenosum ... : skin infection ... Catalog of Clinical ... Images #Clinical ... #Dermatology #Cellulitis
Dermatologic Manifestations of Granulomatosis with Polyangiitis (GPA)

Skin involvement in granulomatosis with polyangiitis (GPA) is common and
GPA causes disease ... Rarely dominate the clinical ... Maculopapular rash ... resemble pyoderma gangrenosum ... #dermatology #rash
Herpes Zoster: Herpes virus mediated infection that occurred in this patient receiving chemotherapy 
for an underlying
Herpes Zoster: Herpes ... vessicles in this case ... superimposed bacterial skin ... Images #Clinical ... #Photo #Dermatology
Purpura - Differential Diagnosis Framework

Non-blanchable, dark red to purple, hemorrhagic skin lesions that result from leakage
purple, hemorrhagic skin ... vasculitis - GPA ... reactions • Erythema gangrenosum ... Differential #Diagnosis #hematology ... #nonpalpable #dermatology
Vibrio Vulnificus skin infection
Cirrhosis w/recent consumption of raw oysters w/rapidly evolving rash. 
Vibrio vulnificus part of
Vibrio Vulnificus skin ... marine microbiota & causes ... gulf of Mexico Oyster ... #cellulitis #dermatology ... #legs #clinical
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
Pustular Skin Lesions ... Herpes zoster 3 ... Generalized itchy rash ... Pyoderma gangrenosum ... Differential #Diagnosis #Dermatology
Childhood Immunization Schedule: Why we immunize
 • Diphtheria Toxin -> URT inflammation causes pseudomembrane with hardened
& hemorrhagic rash ... CNS and hematologic ... • Varicella-Zoster ... that persists as skin ... encephalitis and cellulitis
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
- Rash: multiple ... Causes: - Idiopathic ... DDX: - Pyoderma gangrenosum ... dermatitis - Cellulitis ... Syndrome #diagnosis #dermatology
Capnocytophaga Canimorsus Skin Rash

40 M presents w/ N, V, severe epigastric pain. SHx: smoker, drinks 18
dogs & latter can cause ... gram-negative bacillus cause ... symptoms from cellulitis ... #Rash #dermatology ... #clinical #photo