SHM Converge Scientific Abstract ePoster Gallery-Nausea and Petechiae as Initial Presentation of Streptococcus Dysgalactiae Necrotizing Soft Tissue Infection

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Necrotizing soft tissue infections (NSTIs) are severe, rapidly progressive infections with high mortality, estimated at 20–40%. They can be caused by a variety of bacteria, including the relatively rare but potentially emerging pathogen Streptococcus dysgalactiae. Clinical presentation may vary, but extremity pain with any skin changes should raise suspicion for NSTI. Gastrointestinal symptoms are uncommon, but when present they may predict streptococcal NSTI development. Poor prognostic factors include a WBC count above 30,000/μL, creatinine of 2.0 mg/dL or higher, age over 60 years, and delayed surgical debridement beyond 24 hours.<br /><br />The excerpt also mentions platelet consumption and petechial rash as possible manifestations, reflecting systemic involvement in severe infection. Petechiae may indicate vascular injury, toxin-mediated effects, or coagulopathy associated with invasive streptococcal disease.<br /><br />Because NSTIs progress quickly and can be fatal, treatment must not be delayed. Standard management is immediate broad-spectrum antibiotics followed by urgent surgical debridement. Early recognition is critical, and clinicians are advised to maintain a low threshold for including NSTI in the differential diagnosis when a patient has severe extremity pain and skin findings. Prompt diagnosis and rapid intervention are essential to reducing mortality and preventing limb loss.

Asset Subtitle

Rohan Patnaik

Meta Tag

Author List Pinky Jha, Rohan Patnaik, Sarvpreet Ahluwalia, Sydney Newton

Category Clinical Vignettes

Concept Necrotizing Soft Tissue Infection

Concept Broad-Spectrum Intravenous Antibiotic Therapy

Concept Surgical Debridement

Concept Platelet Consumption

Concept Petechiae

Distinguished Non-Finalist

Presenter Organization Medical College of Wisconsin

Presenting Author Rohan Patnaik

Track Adult

Keywords

necrotizing soft tissue infection

NSTI

Streptococcus dysgalactiae

rapid progression

high mortality

extremity pain

surgical debridement

broad-spectrum antibiotics

petechial rash

early recognition

Necrotizing Soft Tissue Infection

Broad-Spectrum Intravenous Antibiotic Therapy

Surgical Debridement

Platelet Consumption

Petechiae