Circumferential Lesions – Friday Pop Quiz 9/1/2023
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 …
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 … Continue reading "Circumferential Lesions – Friday Pop Quiz 9/1/2023"
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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Which of the following lesions is most likely to appear in the shown lesion?
A. Basal cell carcinoma
B. Eccrine poroma
C. Prurigo nodularis
D. Squamous cell carcinoma
E. Trichoblastoma
To find out the correct answer and read the explanation, click here.
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A 47-year-old patient with psoriasis, chronic venous insufficiency and venous ulcers presents with one week's history of purpuric papules with some vesiculobullous lesions affecting the lower extremities and distal forearms. The distal lesions have central necrosis with scattered erosions. The patient says the lesions itch and complains of mild abdominal pain. How should the patient be managed … 
A 7-year-old female and her similarly affected father presented to your clinic with the skin findings shown below. What is the most likely cause?
A. Chemical depigmentation
B. Defective melanin synthesis
C. Autoimmune destruction of melanocytes
D. Defective migration of melanoblasts
E. Overgrowth of Malassezia furfur
To find out the correct answer and read the explanation, clic …