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Skin Lesions – Friday Pop Quiz 11/24/2023
These lesions can occur with which of the following? A. Morphea B. Leprosy C. Erythema nodosum D. Sarcoid E. Pregnancy To find out the correct answer and read the explanation, click here. Brought...
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Pathogenesis of Pruritus – Friday Pop Quiz 12/1/2023
An increased level of which of the following proteins is most implicated in the pathogenesis of pruritus in the patient’s condition? A. Defensin B. Histamine C. Interleukin-2 D....
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Skin Treatment – Friday Pop Quiz 12/8/2023
What is the first-line treatment for the condition pictured? A. Topical corticosteroids B. Topical retinoids C. Antihistamines D. Topical azoles E. Topical mupirocin To find out the correct answer and...
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Friday Pop Quiz 12/15/2023
Which of the following conditions is most associated with the findings in this 9-year-old boy? A. Alopecia areata B. Atopic dermatitis C. Neurofibromatosis I D. Parkinson disease E. Tuberous sclerosis...
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Basal Cell Carcinoma – Friday Pop Quiz 12/22/2023
A 91-year-old man with a history of basal cell carcinoma presents for evaluation of the shown lesions on his scalp. His daughter, a nurse who is present with him for his appointment, notes that he had...
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Pruritic Hand Lesions – Friday Pop Quiz 12/29/2023
Which of the following histopathologic features is most likely to be encountered in this patient with pruritic hand lesions? A. Eosinophilia B. Floor-pattern salt-split skin C. Leukocytoclasia D....
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Pediatric Skin Lesions – Friday Pop Quiz – 1/5/2023
A 4-month-old infant is brought to the clinic by his mother. The mother reports that her son has had lesions on his cheeks for several weeks. The mother initially treated the lesions using an...
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Alopecia Areata – Friday Pop Quiz – 01/12/2024
A 39-year-old woman with a history of alopecia areata presents for evaluation of multiple macules and patches on her left mandibular face. She developed these lesions slowly over several years, where...
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Friday Pop Quiz 1/26/2024
A 34-year-old man with no past medical conditions presents with lesions as shown. Of the following, what is the most likely causative agent? A. Aspergillus flavus B. Group A beta-hemolytic...
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Botulinum Toxin Injection – Friday Pop Quiz 2/2/2023
A 56-year-old man with a history of lower lid blepharoplasty presents for follow-up 3 days after undergoing botulinum toxin injection into the lower eyelid for periocular rhytides. Which of the...
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Face Lesions – Friday Pop Quiz 2/9/2024
A 41-year-old woman presents for evaluation of lesions on her face as shown. She previously noticed small bumps on her face in affected areas 3 weeks ago, after which she used desonide ointment daily...
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Friday Pop Quiz 2/16/2024
Which of the following cells is most likely to be seen in a biopsy of a lesion from this 1-day-old child? A. Eosinophils B. Histiocytes C. Lymphocytes D. Mast cells E. Neutrophils To find out the...
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Neonate Infection – Friday Pop Quiz 2/23/2024
What is the underlying infection in this neonate? A. Syphilis B. Leishmania C. Chlamydia D. Gonorrhea E. Tuberculosis To find out the correct answer and read the explanation, click here. The post...
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Laser Wavelength – Friday Pop Quiz March 1st, 2024
Light directed at approximately which of the following wavelengths is most appropriate for treatment of the shown condition? A. 308nm B. 365nm C. 532nm D. 595nm E. 1064nm To find out the correct...
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Skin Protein – Friday Pop Quiz 3/8/2024
Application of a medication used to treat the shown condition is most likely to disrupt the action of which of the following proteins? A. Cadherin B. Desmoglein C. Plectin D. RNA polymerase E. Tubulin...
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Friday Pop Quiz 3/15/2024
What is the most likely cause of the findings shown in the image? A. Borrellia recurrentis B. Bartonella quintana C. Bartonella bacilliformis D. Borrellia burgdoferi E. Bartonella henselae To find...
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Friday Pop Quiz 3/22/2024
Which of the following is least likely to be a manifestation of the skin findings shown? A. Behcet disease B. Psoriasis C. Pemphigus foliaceus D. Drug reaction E. Sezary syndrome To...
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Pathogenesis of Pruritus – Friday Pop Quiz 3/29/2024
An increased level of which of the following proteins is most implicated in the pathogenesis of pruritus in the patient’s condition? A. Defensin B. Histamine C. Interleukin-2 D....
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Neoplasm – Friday Pop Quiz 4/5/2024
The neoplasm shown is made of cells that are most likely to contain which of the following substances? A. Histamine B. Antibodies C. Major basic protein D. Melanin E. Myeloperoxidases To find out the...
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Pruritic Lesions – Friday Pop Quiz 4/11/2024
A 39-year-old woman presents for pruritic lesions of the bilateral lower extremities, as shown, without involvement elsewhere on the body. She denies joint pain, depressive symptoms, and difficulty...
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