Friday Pop Quiz 9/5/2025
A 45-year-old male presents with the complaint of a red and chronically chapped lower lip. Which of the following lasers is the most appropriate to treat this condition?
A. Pulsed dye laser
B. Nd:YAG laser
C. CO2 laser
D. Diode laser
E. Laser treatment is not an appropriate treatment
To find out the correct answer and read the explanation, click here.
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A 45-year-old male presents with the complaint of a red and chronically chapped lower lip. Which of the following lasers is the most appropriate to treat this condition?
A. Pulsed dye laser
B. Nd:YAG laser
C. CO2 laser
D. Diode laser
E. Laser treatment is not an appropriate treatment
To find out the correct answer and read the explanation, click here.
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An 18 year old female presents with the following rash. The patient notes the rash is mildly itchy and occurs monthly in the same area. What is the most likely diagnosis?
A. Nummular dermatitis
B. Sweet's syndrome
C. Erythema multiforme
D. Arthropod reaction
E. Fixed drug eruption
To find out the correct answer and read the explanation, click here.
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A 70-year-old man presents for Mohs micrographic surgery (MMS) to remove a 2.3-cm squamous cell carcinoma from the right temple. The procedure is expected to require multiple stages and a complex linear repair. His medical history includes atrial fibrillation and peripheral arterial disease. He is taking warfarin … 
Your patient with extensive actinic damage and many of the lesions seen here is interested in field therapy with a light-based modality. On a cellular level, how does photodynamic therapy kill cells that make up this lesion?
A. Heat shock proteins
B. Inhibition of pyrimidine nucleotide synthesis
C. Neutrophil-mediated, antibody-dependent cellular cytotoxicity
D. Reactive singlet ox … 
What condition on the eyelids is depicted in the image?
A. Eruptive xanthoma
B. Xanthelasma
C. Plane xanthomas
D. Verruciform xanthomas
E. Tuberous xanthomas
To find out the correct answer and read the explanation, click here.
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