Friday Pop Quiz 4/11/2025
A 45-year-old patient with no prior skin problems presents with this new rash and review of system is positive for finger joint pain and swollen fingers. The pain is worse in the morning and improves as the day goes on. A thorough review of the patient’s medical history and labs were negative for HIV, hepatitis B and C, renal and he …
A 45-year-old patient with no prior skin problems presents with this new rash and review of system is positive for finger joint pain and swollen fingers. The pain is worse in the morning and improves as the day goes on. A thorough review of the patient’s medical history and labs were negative for HIV, hepatitis B and C, renal and he … 
A patient presents with the lesion on the abdomen. The biopsy proves to be malignant melanoma with a breslow depth of 1.3mm. What is the tumor stage of this lesion?
A. T1a
B. T1b
C. T2a
D. T2b
E. T3a
To find out the correct answer and read the explanation, click here.
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Typical dermoscopic features of this common benign lesion that typically begins to appear during the fourth decade of life include all of the following except:
A. Fat fingers
B. Reticulated pigment network
C. Milia-like cysts
D. Cerebriform surface
E. Light brown parallel structures
To find out the correct answer and r … 
A 15-year-old girl who recently moved from India to the United States presents to dermatology clinic with chief concern of the pictured rash. She has previously undergone treatment with 4 weeks of daily terbinafine, as well as 6 weeks of fluconazole, without resolution. KOH reveals numerous branching hyphae.
Which of the following is the most appropriate next step?
A. Initiate topica … 
In addition to the lesions seen on the feet of this young man he also had geographic tongue, erythematous plaques on his penis, and arthritis - what HLA type is associated with this syndrome?
A. HLA-B27
B. HLA-B51
C. HLA-DR1
D. HLA-DR3
E. HLA-DQW2
To find out the correct answer and read the explanation, click here.
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