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Question 1
A 45-year-old patient presents with painful oral mucosal erosions followed by the development of flaccid cutaneous bullae on the trunk. Direct immunofluorescence of a perilesional skin biopsy reveals intercellular IgG and C3 deposition throughout the epidermis. Which of the following is the primary autoantigen target in the mucosal-dominant form of this disease?
Correct Answer:
Desmoglein 3
Question 2
Which of the following direct immunofluorescence (DIF) findings is most characteristic of Bullous Pemphigoid?
Correct Answer:
Linear IgG and C3 deposition along the basement membrane zone
Question 3
A 32-year-old patient with severe plaque psoriasis is being considered for biologic therapy. The patient's dermatologist discusses a class of biologics that selectively binds to the p19 subunit of interleukin-23 (IL-23). Which of the following cytokines is shared with IL-12 and thus NOT targeted by a selective p19 inhibitor?
Correct Answer:
IL-23 p40
Question 4
A 54-year-old patient presents with clinically amyopathic dermatomyositis. She has mild heliotrope erythema and Gottron's papules but no objective muscle weakness. Which of the following myositis-specific autoantibodies is most strongly associated with rapidly progressive interstitial lung disease (RP-ILD) in dermatomyositis patients?
Correct Answer:
Anti-MDA5
Question 5
A 48-year-old female presents with an annular, erythematous, scaling eruption in a photo-distributed pattern on her upper back and chest. A biopsy confirms subacute cutaneous lupus erythematosus (SCLE). She was recently started on a new medication for hypertension. Which of the following autoantibodies is present in over 80% of SCLE cases, and which drug is a classic trigger for drug-induced SCLE?
Correct Answer:
Anti-Ro/SSA; Hydrochlorothiazide
Question 1
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Prepare with the Dermatology Board Practice Questions - Saudi Board Dermatology Final Written Exam practice quiz. This question bank includes 100 questions covering presents, year-old, biopsy, cells, and diagnosis. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Dermatology Board Practice Questions - Saudi Board Dermatology Final Written Exam

This practice set contains 100 questions from the matching question bank and focuses on presents, year-old, biopsy, cells, and diagnosis. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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