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Biomedical subjects

V V Krylov

Publications and source records attributed to V V Krylov.

At least 19 recordsLinked to original sources

[Treatment of acute ulcerations of the upper part of the gastrointestinal tract in patient with a neuroreanimation profile].

A success in treatment of acute ulcerations of the upper parts of the gastrointestinal tract in patients with a severe neurosurgical pathology can be achieved only with a complex approach to treatment of the intensive care patients. The application of antiulcerous medicines in combination with pyrokinetics and medicines improving the regeneratory ability of the gastrointestinal tract mucosa allowed to considerably decrease risk of the development of gastroduodenal bleedings against the background of erosive-ulcerous lesion of the mucosa. The endoscopic methods of arresting bleedings in such patients in combination with the correction of homeostasis by infusions and local hemostatic therapy in most cases result in reliable hemostasis of the upper parts of the gastrointestinal tract. The program of active measures is completed with the early enteral feeding with balanced nutritional mixtures.

Acute Disease↗

Localized vibration modes in free anisotropic wedges.

Propagation of flexural localized vibration modes along edges of anisotropic wedges is considered in the framework of the geometrical-acoustics approach. Its application allows for straightforward evaluation of the wedge-mode velocities in the general case of arbitrary elastic anisotropy. The velocities depend on the wedge apex angle and on the mode number in the same way as in the isotropic case, but there appears to be additional dependence on elastic coefficients. The velocities in tetragonal wedges (with the midplane orthogonal to the four-fold axis) and in "weakly" monoclinic wedges are explicitly calculated and analyzed. Bounds of the wedge-wave velocity variation in tetragonal materials are established.

Acoustics↗

[The clinico-angiographic manifestations of vascular spasm in the acute period of an aneurysm rupture].

The clinical picture was compared to angiographic findings on the spasm in 85 patients in acute period of an aneurysmal rupture in the absence of the intracranial hematoma. Spasm-induced ischemia was responsible for cerebral dysfunction and neurological symptoms. Days 5-13 since the aneurysmal rupture can be viewed as a functionally significant spasm interval. To prevent repeat hemorrhages and brain ischemia, aneurysmal intervention should be conducted on early hours and days of the disease, before or during a less severe vascular spasm.

Acute Disease↗

[Cerebral artery aneurysms: Clinico-anatomic analysis of 610 cases].

Analysis of 610 aneurysms in 537 patients is performed. Main localization of aneurysms (88.7%) was the anterior region of Willis's circle. Congenital dysplasias of the arterial wall are transformed into the aneurysm when the risk factors join (essential or transitory arterial hypertension, atherosclerosis) this being confirmed by an advanced age (63%). Subarachnoidal hemorrhages predominated (29.9%). Most frequent immediate causes of death were hemorrhage into the brain ventricles (42.9%), edema and brain dislocation (40.7%). Ischemic brain softening played a role in the anatogenesis among non-operated patients in 7.3% cases and in 37.1% among operated patients. Histologic examination revealed that the maximum of repeated hemorrhages occur during the first 14 days after the aneurysm rupture-the time of noncompleted thrombus organization.

Adolescent↗

[Radiosynoviorthese in the treatment of patients with rheumatoid arthritis].

Radiosynoviorthese, a new method for the treatment of patients with rheumatoid arthritis, was developed. Altogether 260 patients with rheumatoid arthritis were treated. The therapeutic activity of radioactive colloid Au was administered intra-articularly to all the patients. Indications and contraindications for radiation therapy of rheumatoid arthritis were developed. Good short- and long-term results were noted in most of the patients after radiation therapy. Radiosynoviorthese as a method of local active therapy of affected joints with colloid Au in the multiple modality treatment of rheumatoid arthritis is effective; its prolonged stable therapeutic effect in patients is observed.

Arthritis, Rheumatoid↗

[Ultrasonic scanning in the diagnosis of rheumatoid lesions of the knee joints].

A total of 60 patients with rheumatoid arthritis were examined. On the basis of ultrasound scanning of the knee joints 2 groups of patients were identified: with the prevalence of exudative-proliferative processes and with proliferative-sclerotic changes. Color coding of images was performed using a UAR-1 unit. A high informative value of ultrasound investigation was shown.

Adult↗

[ECG changes in subarachnoid hemorrhage of non-traumatic origin].

The assessment of ECG in patients with nontraumatic subarachnoid hemorrhages demonstrated 5 characteristic patterns of ECG change. They were shown to be secondary to cerebral pathology. Preoperative heart rhythm changes are not stable or life-threatening, whereas intraoperative arrhythmias, high-grade ventricular extrasystoles in particular, may prove fatal. Preoperative ECG changes, including "pseudoinfarction" ones, do not affect cardiac output or arterial blood pressure, so that no special treatment is required, nor is surgery contraindicated.

Adult↗

[ECG changes in ruptured cerebral aneurysm].

With ECG of the patients with arterial brain aneurysms ruptures analyzed in the pre- and postsurgical periods, 5 characteristic types of changes could be identified. Functional (secondary) nature of ECG changes was established and their dependence on the severity of the patients' state, aneurysm localization, disease duration, presence of angiospasm and intracranial hematoma were evidenced. The increase in the markedness of ECG disorders did not correspond to hemodynamic impairment. ECG changes are no contraindications for urgent surgery of the aneurysm. Nevertheless, distinct ECG changes were noted which could serve as prognostic criteria for the fatal outcome of the surgery.

Adult↗

[Recurrent hemorrhage in rupture of intracranial arterial aneurysms in the acute period].

An analysis of the course of the acute period of subarachnoidal hemorrhages has shown that in 26.5% of cases there were repeated hemorrhages, the mortality rate of such patients being 69.3%. The prognostic system based on the construction of a linear discriminant function makes it possible to predict the possibility of repeated hemorrhage or its absence with a 76.3% accuracy. Prediction of repeated hemorrhages from the arterial aneurysms may contribute to the correct selection of the scheme of treatment, including urgent surgical intervention.

Acute Disease↗