Publications by authors named "Michal Duchnik"

Psoriasis is a chronic systemic disease with a multifaceted pathomechanism and immunological basis, with the presence of inflammatory skin lesions and joint ailments. Diseases accompanying psoriasis include metabolic and cardiovascular disorders. It has been suggested that inflammation is involved in the development of each of these conditions.

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Background: Global experiences in general surgery suggest that previous abdominal surgery may negatively influence different aspects of perioperative care. As the incidence of bariatric procedures has recently increased, it is essential to assess such correlations in bariatric surgery.

Objectives: To assess whether previous abdominal surgery influences the course and outcomes of laparoscopic bariatric surgery.

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Due to technological advances that have taken place in recent years, optical coherence tomography retinal imaging provides qualitative data of informational value similar to the one of data obtained with conventional histological techniques. Correlation of optical coherence tomography images with histological retinal cross-sections enables the identification of the major retinal layers and anatomical structures. If the retina is pathologically altered, it is possible to visualize pathophysiological processes responsible for reflectivity changes, such as: activation of apoptosis and necrosis, phagocytic cell infiltration and dye accumulation in glial cells.

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Purpose: In this study, we demonstrate the advantages of high-resolution optical coherence tomography for the non-invasive, in vivo, three-dimensional imaging of the mouse retina.

Methods: High-resolution optical coherence tomography images of the mouse retina were acquired using the Bioptigen Envisu R2200-HR SD-OCT system. We measured the retinal thickness and compared the measurements to those obtained using conventional histology techniques.

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The study presented a rare case of jejunal adenocarcinoma in a 60-year-old patient with symptoms of high subileus. No risk factors or coexisting diseases, which predispose towards intestinal cancer were detected. The study contained a description of the performed surgical procedure.

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Background: The purpose of this study was to demonstrate the progression of acute retinal injury by correlating histological sections with in vivo spectral-domain optical coherence tomography (SD-OCT) images.

Methods: Male C57BL/6 mice were treated intravenously with two different sodium iodate (NaIO3) doses (35 mg/kg or 15 mg/kg). In vivo SD-OCT was performed up to 3 months post-injury.

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