[Comparative efficacy of a combination of undenatured type II collagen, Boswellic acids, methylsulfonylmethane, vitamins C and D and a combination of chondroitin sulfate and glucosamine hydrochloride in the treatment of primary osteoarthritis of the knee joint].

Aim: To evaluate the efficacy of Artneo (AN) in comparison with a combination of glucosamine hydrochloride and chondroitin sulfate (GC) in patients with osteoarthritis (OA) of the knee joint (KJ).

Materials And Methods: 70 patients with stages I-III of primary knee OA were randomized into 2 groups. Participants in the 1st (=35) took AN 1 caps/day, in the 2nd (=35) GC according to the standard regimen.

[Evaluation of coronary bed function by positron emission tomography using 13N-ammonium during cold stimulation].

The purpose of the present investigation was to study the time course of changes in myocardial blood flow (MBF) in response to cold stimulation. Thirty-eight patients having risk factors of cardiovascular complications were examined. The time course of MBF changes was estimated by positron emission tomography (PET) using 13N-ammonium at rest and during a cold test (CT).

Using re-sampling methods in mortality studies.

Traditional methods of computing standardized mortality ratios (SMR) in mortality studies rely upon a number of conventional statistical propositions to estimate confidence intervals for obtained values. Those propositions include a common but arbitrary choice of the confidence level and the assumption that observed number of deaths in the test sample is a purely random quantity. The latter assumption may not be fully justified for a series of periodic "overlapping" studies.

[Current methods of noninvasive imaging of coronary arteries in the diagnosis of coronary atherosclerosis].

The lecture contains: presentation of possibilities of ultrasound and tomographic methods of investigation in visualization of major coronary arteries; consideration in a comparative aspect of main advantages, disadvantages and limitations of these methods in diagnostics of coronary atherosclerosis; analysis of indications for application and perspectives of their use in everyday clinical practice in patients with a diagnosis of possible or verified ischemic heart disease.

[Evaluation of coronary bed function by positron emission tomography using 13N-ammonium during cold stimulation].

The present investigation was to study the time course of changes in myocardial blood flow (MBF) in response to cold stimulation. Thirty-eight patients having risk factors of cardiovascular complications were examined. The time course of MBF changes was estimated by positron emission tomography (PET) using 13N-ammonium at rest and during a cold test (CT).