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Coronary Artery Disease MCQ Quiz 2024

Coronary Artery Disease Quiz Coronary Artery Disease Quiz 1. What is the main cause of Coronary Artery Disease (CAD)? a) Bacterial infection b) Viral infection c) Atherosclerosis d) Autoimmune disorder 2. Which of the following is NOT a risk factor for CAD? a) Hypertension b) Obesity c) Regular exercise d) Diabetes 3. What are the typical symptoms of CAD? a) Fever and cough b) Chest pain and discomfort c) Nausea and vomiting d) Dizziness and headache 4. How is CAD diagnosed? ...
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Dermatology MCQs 9 For USMLE PLAB DHA MOH Exams

Dermatology MCQs For USMLE PLAB DHA MOH Exams

Dermatology MCQs 9 For USMLE PLAB DHA MOH Exams 


Therapy that is the best primary treatment for aggressive basal cell carcinoma of the skin is which one of the following?

A. Cryosurgery

B. Systemic chemotherapy

C. Excision ✅

D. Watchful waiting

E. Radiation therapy

Question Explanation:


Excision is recommended for histologically aggressive or recurrent basal-cell carcinomas. Cryosurgery is used for low risk lesions. Systemic chemotherapy is rarely necessary. Watchful waiting is medically inappropriate. Radiation therapy is not useful as the first line of treatment for these tumors, but may be used as an adjunct to other therapy if necessary.



Which of the following agent is NOT associated with skin photosensitization?

A. Sulfonamides.

B. Piroxicam.

C. Hydrochlorothiazide.

D. Prednisone. ✅

E. Chlorpromazine.

Question Explanation:

Prednisone does not photosensitize the skin. All of the other agents are well known photosensitizing agents, and individuals taking any of them should be advised to avoid sun exposure.


Skin condition NOT specifically associated with diabetes mellitus is which one of the following?

A. Candida infection

B. Atrophy of adipose tissues

C. Scleroderma

D. Necrobiosis lipoidica

E. Erythema multiforme ✅

Question Explanation:

Erythema multiforme is not specifically associated with diabetes mellitus, while the other skin conditions can be.


A 62 year old man presents to his physician after a routine screening test indicates hyperlipidemia. Examination show raised, irregular yellow papules in the skin of the soft tissues below the eyes. Biopsy of these lesions would most likely show which of the following?

A. Benign nevus cells

B. Malignant nevus cells

C. Microscopic blisters

D. Munro microabscesses

E. Multinucleated giant cells ✅

Question Explanation:


The lesions are xanthomas, which are tumor-like dermal collections of foamy histiocytes containing cholesterol and lipids. The lesions may also contain multinucleated giant cells (Touton giant cells) with clustered nuclei and foamy cytoplasm. Xanthomas may be idiopathic or maybe related to hyperlipidemia or lymphoproliferative malignancies (e.g., leukemias and lymphomas). Nevus cells are a type of melanocyte. Benign nevus cells are a feature of the common nevus, or mole. Malignant nevus cells are a feature of malignant melanoma. Microscopic blisters at the dermal/epidermal junction are a feature of dermatitis herpetiformis. Munro microabscesses, small collections of neutrophils in the cornified epidermis, occur in psoriasis.


A heliotrope rash is a violaceous discoloration of the eyelids associated with which of the following conditions?

A. Systemic lupus erythematosus.

B. Progressive systemic sclerosis.

C. Rheumatoid arthritis.

D. Leukemia.

E. Dermatomyositis. ✅

Question Explanation:

A heliotrope rash is pathognomonic of dermatomyositis.

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