Hyperkeratotic Papules – Friday Pop Quiz 12/10/2021
A patient presents with a few of these lesions and some hyperkeratotic papules on his anterior shins. What diagnostic test should the patient undergo? A. Colonoscopy B. Cystoscopy C. Bronchoscopy D. Cortisone stimulation test E. Otoscopy To find out the correct answer and read the explanation, click here.    Brought to you by our brand partner Derm In-Review.  A prod …
Brown Skin Lesions – Friday Pop Quiz 12/3/21
This baby does not have any systemic symptoms and these red-brown skin lesions heal on their own. What would this lesion stain positively with? A. CD68 B. VVG C. Thioflavin T D. CD4 E. Langerin To find out the correct answer and read the explanation, click here.    Brought to you by our brand partner Derm In-Review.  A product of SanovaWorks. …
Fibrotic Stroma – Friday Pop Quiz 11/26/2021
A 40 year-old female patient presents with the following lesion (see image). The biopsy report shows duct-like structures and tadpole structures within a fibrotic stroma. According to the aforementioned information, the most likely diagnosis is: A. Microcystic adnexal carcinoma B. Melanoma C. Dermatofibrosarcoma protuberans D. Merkel cell carcinoma E. Squamous cell carcinoma To …
Conjunctival Injection – Friday Pop Quiz 11/19/21
A 4-year-old boy presents to your clinic having recently returned from visiting family in the Philippines. His parents report that he has fever, cough, and nasal congestion. On exam, you notice conjunctival injection and the lesions pictured below. He does not have a rash. What is the most likely diagnosis? A. Kawasaki disease B. Rubeola C. Hand-Foot-Mouth disease D. Herpangina …