Your-Doctor Multiple Choice Questions (MCQ)

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Category: Medicine--->Dermatology
Page: 2

Question 6#Print Question

A 64-year-old woman presents with diffuse hair loss. She says that her hair is “coming out by the handfuls” after shampooing. She was treated for severe communityacquired pneumonia 2 months ago but has regained her strength and is exercising regularly. She is taking no medications. Examination reveals diffuse hair loss. Several hairs can be removed by gentle tugging. The scalp is normal without scale or erythema. Her general examination is unremarkable; in particular, her vital signs are normal, she has no pallor or inflammatory synovitis, and her reflexes are normal with a normal relaxation phase.

What is the best next step in her management? 

a. Reassurance
b. Measurement of serum testosterone and DHEA-S levels
c. Topical minoxidil
d. Topical corticosteroids
e. CBC and antinuclear antibodies


Question 7#Print Question

A 30-year-old African American woman has a 2-month history of nonproductive cough and a painful skin eruption in the lower extremities. She denies fever or weight loss. Physical examination shows several nontender raised plaques around the nares and scattered similar plaques around the base of the neck. In the lower extremities she has several erythematous tender nonulcerated nodules, measuring up to 4 cm in diameter. Chest x-ray reveals bilateral hilar adenopathy and a streaky interstitial density in the right upper lobe.

 

What is the best way to establish a histo-logical diagnosis? 

a. Punch biopsy of one of the plaques on the neck
b. Incisional biopsy of one of the lower extremity nodules
c. Sputum studies for AFB and fungi
d. Mediastinoscopy and biopsy of one of the hilar or mediastinal nodes
e. Serum angiotensin-converting enzyme assay


Question 8#Print Question

A 72-year-old woman presents with pruritus for the past 6 weeks. She is careful to moisturize her skin after her daily shower and uses soap sparingly. The itching is diffuse and keeps her awake at night. Over this time she has lost 15 lb of weight and has noticed diminished appetite. She has previously been healthy and takes no medications. Physical examination shows no evidence of rash; a few excoriations are present. She appears fatigued with mild temporal muscle wasting. The general examination is otherwise unremarkable.

What is the best next step in her management? 

a. Topical corticosteroids
b. Oral antihistamines
c. Psychiatric referral for management of depression
d. Skin biopsy at the edge of one of the excoriations
e. Laboratory testing including CBC, comprehensive metabolic panel, and thyroid studies


Question 9#Print Question

A 53-year-old woman presents to the clinic with an erythematous lesion on the dorsum of her right hand. The lesion has been present for the past 7 months and has not responded to topical corticosteroid treatment. She is concerned because the lesion occasionally bleeds and has grown in size during the past few months. On physical examination you notice an 11-mm erythematous plaque with a small central ulceration. The skin is indurated with mild crusting on the surface.

Which of the following describes this process? 

a. It is a malignant neoplasm of the keratinocytes with the potential to metastasize
b. This lesion is unrelated to actinic keratosis
c. It is a chronic inflammatory condition, which can be complicated by arthritis of small- and medium-sized joints
d. It is a malignant neoplasm of the melanocytes with the potential to metastasize
e. It is the most common skin cancer


Question 10#Print Question

A 50-year-old woman develops pink macules and papules on her hands and forearms in association with a sore throat. The lesions are targetlike, with the centers a dusky violet.

What is the most likely cause of this patient’s rash?

a. Tampons and superficial skin infections
b. Drugs and herpesvirus infections
c. Rickettsial and fungal infections
d. Anxiety and emotional stress
e. Harsh soaps and drying agents




Category: Medicine--->Dermatology
Page: 2 of 5