Acne in Special Populations — MCQs

Which of the following are treatment options for acne vulgaris?

A 17 year old girl had been taking a drug for the treatment of acne for the last 2 years, which has led to pigmentation. Which drug could it be?

Which is a specific lesion of acne vulgaris?

What is the key distinguishing feature between acne rosacea and acne vulgaris?

An 18-year-old man has facial and upper back lesions that have waxed and waned for the past 6 years. On physical examination, there are 0.3- to 0.9-cm comedones, erythematous papules, nodules, and pustules most numerous on the lower face and posterior upper trunk. Other family members have been affected by this condition at a similar age. The lesions worsen during a 5-day cruise to the Adriatic. Which of the following organisms is most likely to play a key role in the pathogenesis of these lesions?

A 24-year-old male presents with a lesion at the site shown in the image for 4 years. He says it has increased in thickness over the years. Diagnosis is:

A 25-year-old female presents with the following lesions in the axilla, as shown by the arrow:

A young boy with oily skin presents with acne as shown. What is the appropriate treatment?

A male patient presents with patchy loss of hair involving the scalp, eyebrows, and beard with presence of grey hair in the affected areas. What is the most likely diagnosis?

A 72-year-old fair-skinned farmer presents with a slowly enlarging, non-healing lesion on his nose that occasionally bleeds. He reports decades of outdoor sun exposure. The lesion has been present for approximately 18 months. On examination, a pearly, translucent nodule with rolled telangiectatic borders and central ulceration is noted on the nasal ala — a high-risk H-zone location. Which of the following is the most appropriate primary treatment for this lesion?