Question
A child has a rash as shown in the picture. His family history is positive for asthma. What could be the most probable diagnosis?
| A. |
Seborrheic dermatitis
|
| B. |
Atopic dermatitis
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| C. |
Allergic contact dermatitis
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| D. |
Erysipelas
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Show Answer
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Correct Answer � C
Explanation
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|
Ans. C. Allergic contact dermatitis
ACD is a form of contact dermatitis that manifests as an allergic response caused by contact with a substance. It is a hypersensitive reaction characterized by the presence of rash or a skin lesion in the form of papules, blisters or vesicles, etc. The differential features are
- It is confined to the area where the trigger touched the zone,
- It occurs after a day or two of the exposure and
- The symptoms reappear when in contact with the allergen.
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