12 results
Differential Diagnosis of Necrotizing Fasciitis: 

Cellulitis, 
Superficial abscess, 
Deep vein thrombosis 
(see phlegmasia cerulea dolerans), 
Compartment
of Necrotizing Fasciitis ... : Cellulitis, ... insufficiency, Pyoderma gangrenosum ... Necrotizing cellulitis ... #Necrotizing #Fasciitis
Pyoderma Gangrenosum: Autoimmune disorder resulting in a vasculitis which causes slowly progressive 
ulceration of the skin.
Pyoderma Gangrenosum ... vasculitis which causes ... frequently mistaken for cellulitis ... #Dermatology #SkinRash ... #Pyoderma #Gangrenosum
Head and Neck Skin Ulcers - Differential Diagnosis Algorithm
Neoplastic:
 • Squamous cell carcinoma
 • Basal cell
: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... Diagnosis #Algorithm #causes
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
Causes of Pseudocellulitis ... Framework for Cellulitis ... Mimics Cellulitis ... Inflammatory Causes ... nodosum • 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
Infectious Joint Pain - Differential Diagnosis Algorithm 
Polyarticular Join Pain
 • Viral Myalgia
 • Viral Arthritis
Peri-Articular • Cellulitis ... • Necrotizing Fasciitis ... #Orthopedics #Causes
Leg Pain - Differential Diagnosis Framework

Bone/Joint Causes of Leg Pain:
 • Fracture
 • Arthritis
 • Gout/pseudogout
Bone/Joint Causes ... Hematoma Venous Causes ... • Infection: Cellulitis ... Abscess, Necrotizing fasciitis ... • Inflammation/cellulitis
Skin Ulcers by Etiology - Differential Diagnosis Algorithm
Physical:
 • Trauma
 • Pressure
 • Radiation
Vascular:
 • Arterial
: • Pyoderma gangrenosum ... Ulcers #ulcerative #skinrash ... Diagnosis #Algorithm #causes
Sweet Syndrome

Acute febrile neutrophilic dermatosis (Sweets Syndrome) is a skin condition characterized by fever and inflamed
Causes: - Idiopathic ... DDX: - Pyoderma gangrenosum ... dermatitis - Cellulitis
Necrotizing Fasciitis on POCUS
I was presented a patient with an "abscess". This is why we #POCUS.
Necrotizing Fasciitis ... limbs in this case ... to assess for cellulitis ... = necrotizing fasciitis ... #Necrotizing #Fasciitis