Free Multiple Choice Questions on Dermatology

1.A 22-year old woman develops an acute contact dermatitis to a household-cleaning agent. Which of the following treatments is most appropriate during the bullous, oozing stage?
a) Wet dressings
b) Systemic corticosteroids
c) Topical anesthetics
d) Systemic antibiotics

2.Which of the following is a characteristic if ringworm of the scalp as compared with the other dermatophytoses?
a) More frequent occurrence in childhood
b) High degree of contagiousness
c) Ability to invade the dermis
d) Sensitivity to penicillin
e) Ability to invade to other organs

3.A 27 year old man develops warts on his hand. Which of the following is a correct statement concerning these skin lesions?
a) Are viral in etiology
b) May be premalignant lesions
c) Are found mainly in patients with lymphoma
d) Are contagious in children only
e) May be treated with griseofulvin

4.A 64 year old man notices bullous-type lesions over her thighs and axilla. They are itchy, but not painful, and she has no other symptoms. On examination, there are larger tense, serous-filled bullae on the affected areas. A biopsy confirms the diagnosis of bullous pemphigiod. Which of the following histologic features is typical of this condition?
a) Nonspecific changes
b) Immunoglobulin A (IgA) deposits
c) Lesions within the epidermis (acantholysis)
d) Basement membrane lesions
e) Immunoglobulin M (IgM) deposits

5.Which of the following best describes mycosis fungoides?
a) Fungal infection of the epidermis
b) Benign skin lesion
c) Cutaneous lymphoma
d) Form of eczema
e) Dermatitis

6.An 81 year old man presents with pallor, glossitis, cheilitis, and vitiligo. Which of the following is the most likely diagnosis?
a) Sickle cell anemia
b) Cold agglutinin syndrome
c) Methemoglobinemia
d) Pernicious anemia
e) Polycythemia
7.A 70 year old man develops multiple pruritic skin lesions and bullae mostly in the axillae and around the medical aspects of his groin and thighs. There are some lesions on his forearms and on his lower legs (first appeared in this location), and moderately painful oral lesions. Nikolsky’s a sign in negative. There is no eye involvement. Which of the following is the most likely diagnosis?
a) Dermatitis herpetiformis
b) Pemphigus vulgaris
c) Bullous pemphigoid
d) Cicatricial pemphigoid
e) Epidermolysis bullosa

8.Which of the following is the most likely drug to cause pemphigus vulgaris (PV)?
a) Captopril
b) D-penicillamine
c) Sulfonamides
d) Hydralazine
e) Quinidine

9.An 18 year old woman has severe acne for many years. She has tried many topical therapies with no lasting benefit. On examination, she has multiple inflammatory papules on her face, with some even larger nodules and cysts. Which of the following is the most appropriate next step in management?
a) Dietary controls
b) Radiotherapy
c) Ultraviolet light
d) Tetracycline
e) Isotretinoin

10.A 70 year old man comes to the emergency department because of a skin rash and severe itching. He appears ill; there is a generalized skin rash that is scaly, erythematous and thickened. His palms, soles, and scalp are also involved. Which of the following is the most likely diagnosis?
a) Pemphigus vulgaris
b) rosacea
c) erythroderma ( exfoliative dermatitis)
d) dermatitis herpetiformis
e) disseminated varicella