Publications by authors named "I I Matveev"

Objective: To analyze learning curves and appropriate experience on the features of mini-bypass surgery in 341 obese patients.

Material And Methods: A total of 341 laparoscopic mini-gastric bypass surgeries performed by one surgeon were studied. The median age of patients was 40.

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Objective: To determine the training period for imposing hepaticojejunostomy for bile duct repair.

Material And Methods: Reconstructive surgery on the bile ducts was performed in 53 patients. We analyzed the learning curves based on the incidence of anastomotic leakage after hepaticojejunostomy.

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Magnetic resonance imaging (MRI) is an efficient, non-invasive diagnostic imaging tool for a variety of disorders. In modern MRI systems, the scanning procedure is time-consuming, which leads to problems with patient comfort and causes motion artifacts. Accelerated or parallel MRI has the potential to minimize patient stress as well as reduce scanning time and medical costs.

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Objective: This work is to develop and use a new approach to the analysis of differences between the velocity profiles of registered light signals in groups of patients with schizophrenia and healthy donors.

Material And Methods: The present study involved 62 patients (all female) with schizophrenia or schizoaffective disorders in the acute period (observational study - 2016-2017). 44 patients were diagnosed with paranoid schizophrenia with an attack-progredient type of course (F20.

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Objective: To assess the diagnostic efficiency of transcutaneous laryngeal ultrasound.

Material And Methods: Ultrasound examination of the larynx and laryngoscopy was performed in 103 patients with thyroid disease. 26 (34.

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