The Cellulitis Label That Did Not Fit - General Surgery clinical simulation case. You arrive at the bedside; the patient is writhing, sweating, and...
Age: 45 • Setting: Outpatient Consultation
Clinical Presentation & History
You arrive at the bedside; the patient is writhing, sweating, and clutching his left leg. The night team charted 'cellulitis, IV clindamycin and cefazolin.' He is on a morphine PCA at 6 mg/hr and still in agony. He insists the pain is ten times worse than it looks.
Differential Diagnoses to Consider
Primary differential diagnoses evaluated in this clinical scenario:
Necrotizing Soft Tissue Infection (Necrotizing Fasciitis) of the Left Lower Extremity
Severe Deep Vein Thrombosis with Phlegmasia Cerulea Dolens
Diabetic Foot Osteomyelitis with Overlying Cellulitis
Acute Compartment Syndrome of the Left Leg
Simple Uncomplicated Cellulitis of the Left Lower Extremity
High-Yield Clinical Pearls
Maintain a systematic approach from history taking to definitive intervention.
Diagnostic stewardship minimizes patient harm and diagnostic delay.
Diagnostic Pitfalls & Cognitive Error Warnings
Key reasoning traps and premature closure risks associated with this presentation:
Premature closure without complete investigation carries high diagnostic error risk.
Test Your Clinical Reasoning in Real Time
Step into the active clinician role for this case. Order diagnostic tests, analyze live laboratory panels, and navigate branching clinical decisions with real-time feedback.