Question
Which one of the following statements is NOT correct regarding Necrotising Soft Tissue infections?
The correct answer is
They are monomicrobial in nature
Necrotising Infections: Identifying the Incorrect Statement
The question asks to identify the statement that is NOT correct regarding Necrotising Soft Tissue infections (NSTIs).
Evaluating NSTI Statements
- Statement 1: Crepitus, skin blistering, and focal skin gangrene are typical presenting features. This statement is correct. These are characteristic clinical signs often observed in NSTIs.
- Statement 2: They are monomicrobial in nature. This statement is incorrect. NSTIs are frequently polymicrobial, meaning they are caused by multiple types of microorganisms, rather than just a single one.
- Statement 3: Treatment consists of wide local excision and appropriate antibiotics. This statement is correct. Prompt surgical debridement (wide local excision) and broad-spectrum antibiotic therapy are crucial components of managing NSTIs.
- Statement 4: Tissue biopsy is required for culture and diagnosis. This statement is correct. Obtaining tissue samples for microbiological culture and histological examination is essential for confirming the diagnosis and guiding treatment.
Conclusion on Microbial Nature
The defining characteristic that makes statement 2 incorrect is the common polymicrobial etiology of Necrotising Soft Tissue infections. While some specific NSTIs might be predominantly caused by a single pathogen, many arise from a synergistic mix of bacteria and sometimes fungi.
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Important Questions from Infections
- A 50 year old female presents to the emergency with pain, swelling and redness over the left foot following a trivial trauma 3 days back. On examina- tion, the swelling over the left foot is poorly localised; local tenderness and erythema are present and crepitus is absent; distal pulsations are palpable. The most likely clinical diagnosis is
- A 50 year old female presents to the emergency with pain, swelling and redness over the left foot following a trivial trauma 3 days back. On examina- tion, the swelling over the left foot is poorly localised; local tenderness and erythema are present and crepitus is absent; distal pulsations are palpable. The most likely clinical diagnosis is
- All of the following are risk factors for an increased risk of wound infection EXCEPT:
- Which one of the following statements regarding Felon is NOT correct?
- Cellulitis is:
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