Ostraceous Psoriasis Presenting as Koebner Phenomenon in a Tattoo
Koebner phenomenonAuthors Jacob Reinhart MD, Matthew Willett MD, and Neil Gibbs MD present a case of psoriatic lesions precipitated by an upper arm tattoo. Psoriasis is a common dermatologic skin condition with a variety of morphologic presentations. These variations include the less common hyperkeratotic form, psoriasis ostracea, defined as having pronounced adherent scales (skin lesions) resembling an oyster s …
Koebner phenomenon
PrEP: What Dermatologists Need to Know
PrEp Pre-Exposure ProphylaxisAs dermatologists, we are well-versed in the sequelae of HIV infection.  Thankfully, HIV is now manageable for most patients due to the availability of highly active antiretroviral therapy (HAART).  Pre-exposure prophylaxis (PrEP) is an HIV prevention strategy in which some of the same medications used in HAART regimens are taken by patients who are at risk for HIV infection in order to prevent …
PrEp Pre-Exposure Prophylaxis
A Giant Cutaneous Horn: One of the Largest Recorded
Introduction We present a case of one of the largest cutaneous horns recorded in the known literature as an opportunity to explore diagnostic considerations and treatment options. Cutaneous horns are common exophytic neoplasms composed of dense keratin that are always secondary to primary lesions, which can be benign or malignant. Due to the variance of the primary lesion, diagnostic biopsies are …
Journal Review Series: July-September 2018
Journal Review SeriesDerm In-Review Advisory Council Member, Dr. Ramya Kollipara, searched the journals so that you don’t have to! She reports on important take-aways from different dermatology journals for the months of July, August, and September of 2018. It is key to keep in mind that “important” is subjective and what is contained in this review is one person’s view of what should be remembered from the …
Journal Review Series
Friday Pop Quiz #25
Answer: D: Oral therapy for this disease targets smoothened. This image shows a classic rodent ulcer of basal cell carcinoma (BCC). The overall risk of metastasis in all BCCs is quite low, 0.028-0.55%. However, large, ulcerated BCCs have a higher risk of metastasis. The risk of metastasis is 1.9% for BCCs greater than 3.0 cm and up to 45.0% for BCCs greater than 10 cm. Two hedgehog pathway inh …