Peripheral Eosinophilia – Friday Pop Quiz 9/22/2023
An elderly man presents with generalized erythroderma, as shown. Upon standing, only the patient’s abdominal creases are spared from erythroderma. The patient has peripheral eosinophilia. Which of the following is the most likely diagnosis?
A. Drug reaction with eosinophils and systemic symptoms (DRESS)
B. Mastocytosis
C. Papuloerythroderma of Ofuji
D. Pityriasis rubra pilaris
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An elderly man presents with generalized erythroderma, as shown. Upon standing, only the patient’s abdominal creases are spared from erythroderma. The patient has peripheral eosinophilia. Which of the following is the most likely diagnosis?
A. Drug reaction with eosinophils and systemic symptoms (DRESS)
B. Mastocytosis
C. Papuloerythroderma of Ofuji
D. Pityriasis rubra pilaris
… Continue reading "Peripheral Eosinophilia – Friday Pop Quiz 9/22/2023"
A 68-year-old man presents to the office for pruritic lesions on his trunk. He recently was initiated on a medication for metastatic melanoma. Which of the following is the most appropriate medication for the management of this patient?
A. Dupilumab
B. Etanercept
C. Oral terbinafine
D. Topical corticosteroid
E. Topical ketoconazole
To find out the correct answer and read the ex … 
A 40-year-old female began to develop tumors in childhood and continued to form them in adulthood. The tumors arose from the proximal or lateral nail fold and occurred most commonly around the toenails. She developed subungual tumors that originated under the nail plate and longitudinal red streaks with proximal narrowing in the fingernails. Over time, the lesions led to longitudinal grooving … 
A patient presents with chronic swelling of the lower extremities and circumferential lesions on both lower legs of several years duration. The patient's legs are now as shown in the image. Which of the following is the most likely diagnosis?
A. Lipodermatosclerosis
B. Elephantiasis nostras verrucosa
C. Deep fungal infection
D. Podoconiosis
E. Pigmented purpuric dermatosis
To f … 
This is limited to the patient's skin and hair. What is the mutation in this condition?
A. PAX3
B. C-KIT
C. MITF
D. Endothelin-3
E. NEMO
To find out the correct answer and read the explanation, click here.
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