Question:
A patient with intensely itchy vesicular lesions on the extensor surface presents with history of gluten sensitivity. What is the likely diagnosis?
A patient with intensely itchy vesicular lesions on the extensor surface presents with history of gluten sensitivity. What is the likely diagnosis?
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Itchy grouped vesicles on extensor surfaces with gluten sensitivity = dermatitis herpetiformis.
Updated On: May 14, 2026
- Bullous pemphigoid
- Pemphigus vulgaris
- Dermatitis herpetiformis
- Psoriasis
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The Correct Option is C
Solution and Explanation
Concept:
Dermatitis herpetiformis is associated with gluten sensitivity and celiac disease. It presents with intensely itchy grouped vesicles, commonly over extensor surfaces.
Step 1: Identify clinical clue.
The lesion is: \[ \text{Intensely itchy vesicular lesion on extensor surface} \]
Step 2: Use associated history.
The patient has gluten sensitivity, which is strongly associated with dermatitis herpetiformis.
Step 3: Select diagnosis.
Therefore, the likely diagnosis is: \[ \text{Dermatitis herpetiformis} \]
Step 1: Identify clinical clue.
The lesion is: \[ \text{Intensely itchy vesicular lesion on extensor surface} \]
Step 2: Use associated history.
The patient has gluten sensitivity, which is strongly associated with dermatitis herpetiformis.
Step 3: Select diagnosis.
Therefore, the likely diagnosis is: \[ \text{Dermatitis herpetiformis} \]
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