Question
The causative organism for the condition depicted in image is?
A. Staphylococci
B. Candidal infection
C. Streptococcus
D. Actinomycetes
Show Answer
Correct Answer » A
Explanation
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Ans:A. Staphylococcus.
Impetigo:
- Lesions of common or superficial impetigo may contain group A ß-hemolytic streptococci, S aureus, or both.
- Most common skin infection in children.
- Highly contagious.
Lesions in bullous (staphylococcal) impetigo:
- Caused by S aureus.
- Are superficial, thin-walled & bullous.
- On ruptures → results in thin, transparent, varnish-like crust appears.
Distinguished from stuck-on crust of common impetigo.
- Is distinctive appearance of bullous impetigo.
- Due to local action of epidermolytic toxin (exfoliation).
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