Publications by authors named "J Zych"

Common data elements (CDEs) for concussion, as established by international bodies, are not being widely used in Ontario, resulting in significant variability in the data being assessed and collected across clinics. CDEs support standardization of care as well as large-scale data sharing for high impact research. A collaborative network - - comprised of health care professionals, researchers, members from advocacy groups, and patients was formed to establish and implement CDEs for concussion care and research.

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(1) Background: The purpose of the study was a retrospective, comparative assessment of complications of the surgical sentinel node biopsy (SNB) procedure in breast cancer using the radiotracer method and the SentiMag method on groups of patients after 3.5 years of use. (2) Methods: The material was a group of 345 patients with primary surgical breast cancer who underwent the SNB procedure with the use of a radiotracer in combination with wide local excision (WLE), simple amputation (SA) with SNB and an independent SNB procedure in the period from May 2018 to January 2021 in the Department of Oncological Surgery.

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Background: Pulmonary veins (PVs) are important during segmentectomy. Many case reports prove that they may be the source of bleeding during surgery, especially when anatomical variants are present. We decided to describe venous variations and prepare a computed tomography based atlas of our observations.

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Article Synopsis
  • The study investigates the impact of cardiac involvement on lung function in patients with sarcoidosis, where symptoms like dyspnea and exercise intolerance are typically linked to pulmonary issues.
  • Researchers analyzed data from 255 sarcoidosis patients, comparing those with cardiac sarcoidosis to controls without heart involvement, focusing on pulmonary function tests (PFTs) results.
  • Findings revealed that patients with cardiac sarcoidosis had lower heart function (LVEF) and a higher prevalence of lung dysfunction compared to controls, indicating a significant relationship between heart health and lung function in these patients.
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Background: Pulmonary sequestration (PS) is a rare congenital abnormality of lung tissue. Only few series of adult cases are reported. The aim was to describe clinical characteristics in adult cases of PS and to compare outcomes in different clinical situations.

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