Publications by authors named "Keith G LeBlanc"

Background: Antiseptics are chemical agents used to reduce the microbial population on the surface of the skin and are used in nearly every surgical procedure today. Despite this, there are currently no definitive guidelines on surgical preoperative antisepsis that indicate a specific regimen based on demonstration of superior efficacy.

Objective: This review serves to examine preoperative antisepsis, including cutaneous bacteriology, preoperative hair removal, preoperative decolonization, surgical attire, and the antiseptic agents themselves.

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Background: The seventh edition of the American Joint Committee on Cancer (AJCC) Cancer Staging Manual was published in 2009, including an updated chapter on cutaneous squamous cell carcinoma (cSCC) and other cutaneous carcinomas. Notable improvements from the previous sixth edition include placement of Merkel cell carcinoma and cSCC of the eyelid in individual chapters, elimination of the 5-cm clinical breakpoint for T3, and addition of high-risk features for upstaging T1 to T2 independent of clinical tumor size. Despite these advances, several publications critical of the AJCC guidelines have surfaced in the literature since their release.

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A 53-year-old woman presented with a 20-year history of pruritic dermatitis on the groin, axillae, inframammary folds, posterior aspect of the neck, and popliteal fossae. She was referred to our clinic by an outside facility after results from a punch biopsy diagnosed Hailey-Hailey disease (HHD). The patient had previously attempted treatment with many traditional noninvasive options with no success.

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Nuchal fibromas, uncommon benign soft tissue tumors typically arising along the posterior neck, are often associated with Gardner syndrome (GS). These tumors have rarely been reported in association with scleroderma or as secondary to trauma and diabetes. Nuchal fibromas not associated with GS have been described predominantly in men aged 30 to 50.

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Skin cancers are common in organ transplant recipients (OTRs). In this review, we discuss the epidemiology of and risk factors for cutaneous neoplasms, particularly squamous cell carcinoma (SCC) in OTRs. The pathogenesis of SCC is reviewed, as well as the potential mechanisms for tumor progression and metastasis associated with two commonly used immunosuppressive medications: tacrolimus and cyclosporine.

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