Publications by authors named "Yan Ortiz-Pomales"

Patients undergoing head and neck skeletal reconstruction (HNR) often require free tissue transfer from the extremities to ensure proper restoration of form and function. This requires a team-based, highly reliable medical system centered around the patient needs. Surgical intervention across multiple sites and harvesting of donor tissue results in short- and long-term physical impairments.

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Background: This study compares the arthroscopic shaver and liposuction with other established methods for treatment of adolescent gynecomastia.

Methods: Surgical management was via four operative techniques: open excision, open excision/liposuction, arthroscopic shaver/liposuction, or open excision and free nipple graft. Data were collected and compared using independent tests, linear regression models, and one-way analysis of variance.

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Ethical issues can arise when planning for direct patient care surgical missions. Based on the lessons learned from the USNS COMFORT Deployment 2019, the authors present concise considerations and recommendations for future hospital ship surgical mission planning.

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Arm contour improvement is a desired goal of the massive weight loss and the aging population who want to maintain the arm aesthetics. Brachioplasty is a growing and safe procedure to improve the arm contour and different approaches and innovative treatment options have been described since the 1930s. This paper reviews the relevant literature in arm contouring including surgical and nonsurgical procedures used to aesthetically improve the arm.

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Breast reduction surgery is one of the most popular procedures performed by plastic surgeons; based on the current literature, it is safe and does not have a negative impact on identifying breast cancer in women. There are no evidence-based data to confirm the utility of unique screening protocols for women planning to undergo reduction surgery or for those who already had reduction. Women undergoing this surgery should not deviate from the current recommendations of screening mammography in women older than 40 years of average risk.

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Axillary artery aneurysms are rare entities that warrant surgical intervention. Reported complications include thrombosis, distal embolization, and debilitating neurologic symptoms caused by median nerve compression. Common etiologies include trauma or repetition injuries.

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Aims: Trauma/hemorrhagic shock (T/HS) induced gut injury is known to initiate a systemic inflammatory response which can lead to secondary lung injury. We have shown that vagal nerve stimulation (VNS) protects intestinal epithelial integrity after a severe burn insult. We hypothesize that VNS will protect the lung from injury following T/HS by preventing intestinal barrier failure.

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Recent studies have shown that vagus nerve stimulation (VNS) can block the burn-induced systemic inflammatory response (SIRS). In this study we examined the potential for VNS to modulate vascular permeability (VP) in local sites (i.e.

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Background: We have recently demonstrated the protective effects of electrical stimulation of the vagus nerve in prevention of gut injury after severe burn. Here we evaluate the potential for a pharmacologic agonist of the vagus nerve as an approach to regulate outcomes in preclinical models. We tested a new generation of guanylhydrazone-derived compounds, CPSI-121; a compound that may activate the parasympathetic nervous system through poorly understood mechanisms to determine whether we could prevent intestinal mucosal barrier breakdown.

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Significant effort has been focused on reducing neuronal damage from post-traumatic brain injury (TBI) inflammation and blood-brain barrier (BBB)-mediated edema. The orexigenic hormone ghrelin decreases inflammation in sepsis models, and has recently been shown to be neuroprotective following subarachnoid hemorrhage. We hypothesized that ghrelin modulates cerebral vascular permeability and mediates BBB breakdown following TBI.

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