A 14 year old girl has developed an itchy, scaly patch on her scalp. She had a similar patch that cleared spontaneously 2yrs ago. Her aunt has a similar undiagnosed rash on the extensor aspects of her elbows and knees. What is the single most likely dx?
belongs to book: 1700 MCQ REVISED VERSION TOPIC WISE|DR. KHALID SAIFULLAH|4th EDITION| Chapter number:12| Question number:7
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Medicine
The key is E. Psoriasis. [itchy, scaly patch on scalp are suggestive of scalp psoriasis. Her aunts presentations (similar rash on extensor aspects of her elbow and knees) are also suggestive of psoriasis. It is thought to be an immunological disease].
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