Friday Pop Quiz 11/29
Patients with the above condition should be evaluated for what immunodeficiency?
A. C5-9
B. IgM
C. C3
D. B2-integrin
E. Immunoglobulin
To find out the correct answer and read the explanation, click here.
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Patients with the above condition should be evaluated for what immunodeficiency?
A. C5-9
B. IgM
C. C3
D. B2-integrin
E. Immunoglobulin
To find out the correct answer and read the explanation, click here.
Brought to you by our brand partner
… 
A 28-year-old female patient presents with the recent onset of lesions on her right forearm, as shown. She notes that her mother has a history of similar lesions and has a history of pernicious anemia. On examination, she has no lesions elsewhere on her body. Which of the following patient factors is most associated with disease progression in the patient’s condition?
A. Age
B. Family … 
Biopsy of this lesion reveals massive papillary dermal edema, a diffuse neutrophilic infiltrate, and a lack of vasculitis. Stains for infectious organisms are negative. What is the first line treatment?
A. Dapsone
B. Colchicine
C. Thalidomide
D. Potassium iodide
E. Prednisone
To find out the correct answer and read the explanation, click here.
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The patient developed this cutaneous adverse event 2 weeks after starting a clinical trial medication. What is the mechanism of action of the culprit medication?
A. Epidermal growth factor receptor (EGFR) inhibitor
B. Tumor necrosis factor (TNF)-alpha inhibitor
C. Smoothened inhibitor
D. BRAF inhibitor
E. Programmed cell death (PD)-1 inhibitor
To find out the correct answer and … 
An 8-month-old boy is brought in by his mother for concerns of a rash that comes and goes for the last few months, primarily on his face and belly. His older brother suffers from asthma and often has a similar rash on the inside of his elbow and behind his knees. Lead-in Question: The gene most commonly mutated in the photograph is also mutated in which of the following?
A. Palmoplantar ker … 