Publications by authors named "Oliver C Thamm"

Article Synopsis
  • Microsurgery utilizes optical magnification and specialized instruments for operating on small structures, playing a crucial role in procedures like tissue transfer and nerve reconstruction in plastic surgery.
  • A comprehensive literature search was conducted to identify relevant studies and advancements in microsurgery, focusing on its historical context and current applications.
  • Recent innovations, including robotic-assisted surgery and advanced imaging techniques, have greatly enhanced surgical precision and outcomes, with future developments in AI and robotics expected to further improve microsurgical practices.
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Article Synopsis
  • - The study investigates similarities and differences among global burn registries to assess the potential for data comparison and sharing, which could enhance burn prevention and care.
  • - Thirteen burn registries contributed, revealing variations in inclusion criteria and a wide range of collected variables, with some common themes identified in data collection practices.
  • - While there are shared aspects that could facilitate future data pooling, significant discrepancies exist that could lead to biases, highlighting the need for standardized data elements for effective collaboration.
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Oncoplastic breast surgery (OBS) arose to decrease the deformity following breast-conserving surgery (BCS) for breast cancer. In this meta-analysis (MA), we pool BREAST-Q questionnaire data to compare quality of life (QOL) in breast cancer patients who received BCS alone or in combination with level I or II oncoplastic breast surgery (BCS + OBS). All relevant databases were searched following the PRISMA (Preferred Reporting Items for Systematic Reviews and Meta-Analyses) and QUOROM (Quality of Reporting of Meta-Analyses) guidelines.

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Treatment of complex ischemic lower leg defects with exposure of deep anatomic structures represents a considerable challenge to involved specialties. In selected patients, limb salvage can be achieved as an alternative to major amputation by means of a combined approach including arterial reconstruction and subsequent free flap transfer. Arterial reconstruction can be performed either by endovascular or open surgical treatment (bypass reconstruction or implantation of an arteriovenous loop) preliminary to defect reconstruction using microsurgical free flap transplantation.

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Chronic wounds remain a therapeutic and financial challenge for physicians and the health care systems. Innovative, inexpensive and effective treatment methods would be of immense value. The sublesional fat grafting could be such treatment, although effectiveness and safety have only been assessed in a few randomised clinical trials.

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Deep inferior epigastric artery flaps (DIEP) represent the gold standard of autologous breast reconstruction. Due to significant variations in vascular anatomy, preoperative perforator mapping (PM) is mandatory in order to ensure the presence of a sufficient perforator within the flap. In this regard, CT angiography (CTA) is currently the method of choice.

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Background: From 1991-2014, all major burn centers of the German-speaking countries participated in a multicenter study in which essentially demographic data were collected. Individual patient data was located at the particular burn centers and only cumulated data were summarized annually for presentation. Retrospective statistical analysis of the entire data collection and identification of subgroups was not possible.

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This article illustrates the recent developments in Plastic Surgery, which faces new challenges in the context of the COVID-19 pandemic. Using the example of a Plastic Surgery department in a maximum care clinic facility in Berlin, we show recent courses of action, that may be relevant for other hospitals and that can possibly help to handle the recent situation as well as possible further waves of infections and to create a constructive way back into Plastic Surgery routine.A view into the future also shows, that in the context of COVID-19 new tasks will challenge our discipline in clinics as well as in private practice.

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Objectives: The Abbreviated Burn Severity Index (ABSI) is a widely used and simple score to predict mortality after burn injuries. On the one hand, significant improvements in intensive care management and surgical treatment result in an increased survival rate. On the other hand, the aging population might lead to an increased injury-related mortality rate.

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Background: The deep inferior epigastric perforator flap has been shown to be a reliable option for autologous breast reconstruction. A further refinement in the transfer of lower abdominal tissue is the superficial inferior epigastric artery (SIEA) flap that does not require any incision of the rectus abdominis fascia or muscle and is superior regarding donor-site morbidity.

Objectives: We conducted a retrospective study to assess reliability and outcomes of autologous breast reconstruction using SIEA flaps.

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Background: In most research projects budget, staff and IT infrastructures are limiting resources. Especially for small-scale registries and cohort studies professional IT support and commercial electronic data capture systems are too expensive. Consequently, these projects use simple local approaches (e.

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This article provides information about advantages and disadvantages of immediate and delayed breast reconstruction concepts.

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Background: Lipofilling is performed in breast cancer patients to optimize the aesthetic outcome following breast reconstruction after mastectomy. Despite its common usage worldwide, little is known about the interaction of the lipoaspirate and dormant cancer cells. Up to date, no risk factors that increase the risk for cancer recurrence have been established.

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Objective: The purpose of this observational, multi-center study was to reveal epidemiologic, etiological and clinical aspects of hospitalized children with thermal injuries in Germany and Austria and the workup of a renewed web-based pediatric burn registry.

Methods: From 2006 to 2015, comprehensive patient data of thermally injured children in Germany and Austria were collected prospectively. Retrospective analysis of age, gender, mechanism of injury, total body surface area burned, way of admission and length of stay was performed, followed by the comparative analysis between designated burn centers and other pediatric hospitals.

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There may well be a shift towards 3-dimensional orthognathic surgery when virtual surgical planning can be applied clinically. We present a computer-assisted protocol that uses surgical navigation supplemented by an interactive image-guided visualisation display (IGVD) to transfer virtual maxillary planning precisely. The aim of this study was to analyse its accuracy and versatility in vivo.

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Chronic wounds represent a major socio-economic problem in developed countries today. Wound healing is a complex biological process. It requires a well-orchestrated interaction of mediators, resident cells and infiltrating cells.

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To evaluate the clinical impact of multiple-drug resistance in burn patients with Pseudomonas aeruginosa (Pa) bacteremia. A retrospective cohort study in a 10-bed burn intensive care unit (BICU) was performed. Univariate and multivariate analyses were used to analyze the influence of multiple-drug resistance on mortality and length of BICU stay in Pa bacteremic patients.

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Wound healing requires a proper functioning of keratinocytes that migrate, proliferate and lead to a competent wound closure. Impaired wound healing might be due to a disturbed keratinocyte function caused by the wound environment. Basically, chronic wound fluid (CWF) differs from acute wound fluid (AWF).

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Wound healing is a complex biological process that requires a well-orchestrated interaction of mediators as well as resident and infiltrating cells. In this context, mesenchymal stem cells play a crucial role as they are attracted to the wound site and influence tissue regeneration by various mechanisms. In chronic wounds, these processes are disturbed.

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Objective: To evaluate the impact of methicillin resistance in Staphylococcus aureus bacteremia (SAB) on mortality and length of stay in burn patients.

Design: Retrospective cohort study.

Setting: A 750-bed tertiary care university hospital in Cologne, Germany.

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Background And Objectives: Inhalation injury, especially in combination with cutaneous burns, is the major cause of morbidity and mortality in patients admitted to burn care centers. Either with or without the presence of a cutaneous burn, inhalation injury contributes to high risk for developing severe pulmonary complications. Steroids may reduce a prolonged and destructive inflammatory response to toxic or allergic substances.

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Objectives: The objectives of this study were 1) to assess potential changes in the incidence and outcome of sepsis after multiple trauma in Germany between 1993 and 2008 and 2) to evaluate independent risk factors for posttraumatic sepsis.

Design: Retrospective analysis of a nationwide, population-based prospective database, the Trauma Registry of the German Society for Trauma Surgery.

Setting: A total of 166 voluntarily participating trauma centers (levels I-III).

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We evaluated the effect of the alveolar recruitment strategy and high positive end-expiratory pressure (PEEP) on hemodynamics in 20 morbidly obese (body mass index 50 +/- 9 kg/m2), intravascular volume-loaded patients undergoing laparoscopic surgery. The alveolar recruitment strategy was sequentially performed with and without capnoperitoneum and consisted of an upward PEEP trial, recruitment with 50-60 cm H2O of plateau pressure for 10 breaths, and a downward PEEP trial. Recruitment and high PEEP did not cause significant disturbances in any hemodynamic variable measured by systemic and pulmonary artery catheters.

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