Publications by authors named "Mark M Ash"

Article Synopsis
  • - Pigmented Bowen's disease (pBD) is a rare form of Bowen's disease, making up only 1.67%-5.5% of lesions, and it can be mistaken for various skin conditions like actinic keratosis and melanoma.
  • - This skin condition usually appears as a flat or slightly raised, scaly, and well-defined plaque, mainly affecting individuals in their sixties and is generally asymptomatic.
  • - Key risk factors for developing pBD include HPV infection, exposure to arsenic and sunlight, ionizing radiation, and skin trauma.
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Background: Histologic perineural invasion (PNI) in basal cell carcinomas (BCC) lacks evidence-based treatment guidelines.

Objective: Systematically review and analyze treatment outcomes of BCC with histologic PNI (PNBCC).

Materials And Methods: PubMed, Embase, and Cochrane Reviews were searched through June 25, 2021.

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Renal transplant recipients are at an increased risk of developing verrucae due to chronic immunosuppression, and certain therapies may confer a greater risk. Herein, we describe a 51-year-old woman with a 10-year-old unrelated kidney transplant who developed numerous therapy-resistant verrucae while on mycophenolate mofetil and tacrolimus maintenance immunosuppression. Over several years of immunosuppressant therapy, she declined the approach of reducing her mycophenolate mofetil dose to potentially improve her verrucae.

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Parasitic diseases result in a significant global health burden. While often thought to be isolated to returning travelers, parasitic diseases can also be acquired locally in the United States. Therefore, clinicians must be aware of the cutaneous manifestations of parasitic diseases to allow for prompt recognition, effective management, and subsequent mitigation of complications.

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Background: Vismodegib is a novel hedgehog pathway inhibitor approved to treat advanced and metastatic basal cell carcinoma (BCC) in the United States. Several studies have demonstrated efficacy for treatment of new and existing BCC in both basal cell nevus syndrome (BCNS) and non-BCNS patients. However, severe and numerous adverse events are associated with vismodegib use.

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The dietary impact of specific phytosterols incorporated into phytosterol fatty acid esters has not been elucidated. Therefore, we tested the hypothesis that phytosterol esters containing different sterol moieties (sitosterol, sitostanol, or stigmasterol) but the same fatty acid moiety (stearic acid) produce different effects on cholesterol metabolism. Male Syrian hamsters were fed sitosterol, sitostanol, and stigmasterol stearate esters (25 g/kg diet) in an atherogenic diet containing cholesterol (1.

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Unrefined and refined black raspberry seed oils (RSOs) were examined for their lipid-modulating effects in male Syrian hamsters fed high-cholesterol (0.12% g/g), high-fat (9% g/g) diets. Hamsters fed the refined and the unrefined RSO diets had equivalently lower plasma total cholesterol and high-density lipoprotein (HDL) cholesterol in comparison with the atherogenic coconut oil diet.

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