Friday Pop Quiz 10/9/2026
A 55 year old female presents to the dermatology clinic for follow-up for treatment of prurigo nodularis. There are more than 20 lesions on her arms, legs, and back and the patient reports they continue to be severely itchy, and affects her quality of life and ability to sleep at night. Lab work, including CBC, CMP, HA1c, HIV, hepatitis panel and TSH/free T4 have been normal. She has not respo …
A 55 year old female presents to the dermatology clinic for follow-up for treatment of prurigo nodularis. There are more than 20 lesions on her arms, legs, and back and the patient reports they continue to be severely itchy, and affects her quality of life and ability to sleep at night. Lab work, including CBC, CMP, HA1c, HIV, hepatitis panel and TSH/free T4 have been normal. She has not respo … 
Your 25-year-old patient notes a rapid onset of numerous lesions like the one pictured here which spontaneously start to resolve without scarring. There is no involvement of the airway. He notes a family history of similar lesions. What is the likely condition, and what is the inheritance pattern?
A. Ferguson-Smith, AD
B. Ferguson-Smith, AR
C. Ferguson-Smith, XLD
D. Grzbowski, AD
… 
How are these lesions typically distributed?
A. Along the milk line
B. On the palmar surface of the hand
C. Along the lines of blaschko
D. On the trunk
E. On the extremities
To find out the correct answer and read the explanation, click here. … 
A 64-year old-woman with a history of hypertension and poorly controlled diabetes mellitus presents with these painful lesions on her legs that have slowly progressed for years. She is unable to tolerate compression. What is an appropriate next step?
A. Surgical reperfusion
B. Oral prednisone
C. Topical tacrolimus
D. Oral cellcept
E. Intravenous vancomycin
To find out the corre … 
A 55-year-old female presents with concerns about plaques on both of her eyelids. Which of the following statements is true regarding this patient's skin condition?
A. These are the least common type of xanthoma
B. Most commonly associated with hyperglycemia
C. Lesions arise asymmetrically
D. Lesions start off as many bumps that grow rapidly
E. Lesions are soft, velvety, yellowi …