Publications by authors named "J Drozdowski"

Background: There are many doubts with regards to accepting deceased kidneys with acute kidney injury (AKI) for transplantation.

Purpose: The aim of this study was to present the 5-years outcome of kidney transplantation cases where deceased donors developed AKI before organ procurement.

Methods: Two hundred twenty-six deceased renal transplants were analyzed.

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Kidney donation should not lead to deterioration of the donor's health condition, both during the perisurgical period and in the long term. Safety of a living kidney donor becomes a prerequisite for his/her qualification. Detailed diagnostic procedures are performed to exclude any abnormalities of his/her health condition.

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Background: Beta1-receptor antagonists (BBs) are commonly administered in the treatment of cardiovascular disease (CVD). The reported benefits of BB use in CVD patients with concomitant obstructive sleep apnea (OSA) may be limited by their impact on apnea-induced bradycardias. Therefore the aim of the study was to test the influence of BBs on periapneic heart rate (HR) fluctuations in hypertensive patients with newly-detected and untreated OSA.

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The paper presents a new approach to detection of apnea/hypopnea events, in the presence of artifacts and breathing irregularities, from a single-channel airflow record. The proposed algorithm, based on a robust envelope detector, identifies segments of signal affected by a high amplitude modulation corresponding to apnea/hypopnea events. It is shown that a robust airflow envelope-free of breathing artifacts-improves effectiveness of the diagnostic process and allows one to localize the beginning and the end of each episode more accurately.

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Background: Lynch syndrome (HNPCC, hereditary non-polyposis colorectal cancer) is a syndrome of predisposition to cancer inherited in an autosomal dominant fashion. A person with Lynch syndrome has a considerably increased risk of colorectal cancer in comparison with the general population.

Case Report: We present a case of a 24-year-old man with Lynch syndrome (carrying an MLH1 gene mutation) who had colorectal adenocarcinoma diagnosed at 16 years of age.

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