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Biomedical subjects

N S Bogomolova

Publications and source records attributed to N S Bogomolova.

At least 19 recordsLinked to original sources

[Problems of prophylaxis and treatment of infectious complications in reconstructive surgery].

Infectious complications due to polyresistant staphylococci as well as strepto- and enterococci are of serious problem in reconstructive surgery, since the number of such strains isolated within 1999-2004 has amounted to 58.4-59.7% of all the isolates. Susceptibility testing of 195 isolates showed that 100% of them was susceptible to linezolid that was used in the postoperative treatment of 28 patients after reconstructive surgical operations including those with artificial circulation under conditions of a multiprofile surgical hospital. Linezolid proved to be a highly effective agent in the prophylaxis and treatment of infectious complications due to polyresistant grampositive pathogens. Step-by-step therapy with linezolid was shown possible. In the treatment of pediatric cases no side effects of linezolid were recorded.

Acetamides↗

[Microbiological monitoring in prophylaxis and treatment of pyoinflammatory complications during early postoperative period in patients with cicatricial tracheostenosis].

The species composition and antibiotic susceptibility of microflora isolated from patients with cicatricial tracheostenosis (CTS) and infectious processes were investigated. Schemes for the treatment of CTS with an account of the pathogen species and multidrug resistant staphylococcal infection are described. Comparative efficacy of the combined schemes (antibiotic + bacteriophage) for the therapy of pyoinflammatory processes in the patients with CTS and the efficacy of the treatment of the patients with CTS according to the traditional antibacterial schemes were studied.

Adolescent↗

[Cefepime treatment efficacy in surgical patients].

Clinical and bacteriologial efficacies of cefepime were studied in the treatment of 20 surgical patients. Intraoperative prophylaxis is with the use of cefepime alone and postoperative prophylaxis with the use of cefepime in combination with some other drugs were applied to 10 patients. No postoperative complications in the group of the 10 patients were stated. The other 10 patients were subjected to intraoperative and postoperative combined prophylaxis with some other antibiotics. In 6 patients of the latter group postoperative complications developed. Obvious clinical advantages of cefepime were demonstrated.

Antibiotic Prophylaxis↗

[Clinical, diagnostic and therapeutic features of tricuspid infectious endocarditis].

From 1987 to 1998, examination and treatment were conducted of 12 patients with infectious endocarditis of the tricuspid valve (TIE). 11 of them were operated. TIE was clinically characterized by lesser circulation thromboembolism and marked right ventricular failure. TIE was successfully diagnosed by echo-CG (diagnostic sensitivity 83.3%). Serious disturbances of cellular immunity demanded immunocorrection. Indications for surgical treatment are listed.

Adolescent↗

[Prevention and treatment of postoperative pyoinflammatory complications and cefuroxime].

Antibacterial activity and efficacy of cefuroxime (ketocef, Pliva, Zagreb) in the treatment and prophylaxis of surgical infections in a general hospital and particularly in the unit of vessel and aorta surgery, the unit of lung surgery and the unit of microsurgery were estimated. The study included 57 patients (43 males and 14 females) at the age of 21 to 70 years. Cefuroxime was administered intravenously in a dose of 1.5 g followed by its intramuscular administration in a dose of 750 mg with an interval of 8 hours. The results showed that cefuroxime was effective in the treatment (80 per cent) and prophylaxis (93.6 per cent) of the pyo-inflammatory complications and was active against the majority of the surgical infection pathogens.

Adult↗

[The results of a multicenter study of the comparative activity of cefepime and other antibiotics against the causative agents of severe hospital infections (the Micromax program)].

A multicentre trial was performed on the activity of cefepime in comparison with ceftazidime, ceftriaxone, piperacillin/tazobactam, imipenem and ciprofloxacin against severe hospital infection pathogens in intensive care units. The isolates of Escherichia coli and Proteus spp. from the majority of the centres were highly susceptible to the antibiotics (90 to 100 per cent of the isolates). In some centres up to 40 per cent of the isolates produced ESBL. The isolates of Klebsiella spp. were characterized by lower susceptibility, in some centres the frequency of the strains producing ESBL exceeded 90 per cent, by the MIC geometric mean cefepime was superior to the third generation cephalosporins, the frequency of resistance to ciprofloxacin ranged from 0 to 31 per cent, no resistance to imipenem was recorded. The frequency of resistance to the third generation cephalosporins and piperacillin/tazobactam in Enterobacter spp., Serratia spp., Citrobacter spp., Morganella spp., and Providencia spp. ranged from 10 to 52 per cent, the resistance to cefepime equaled 0-11 per cent, 0 to 17 per cent of the isolates were resistant to ciprofloxacin, some isolates were resistant to imipenem. As for the nonfermenting microorganisms their resistance to all the antibiotics tested was comparatively high and markedly differed in various centres. As a whole, 7 per cent of all the isolates of the nonfermenting organisms was resistant to cefepime, 10 per cent was resistant to imipenem, 17 per cent was resistant to ceftazidime, 21 per cent was resistant to piperacillin/tazobactam and 36 per cent was resistant to ciprofloxacin.

Acute Disease↗

[Aspects of solution of the postoperative infection problem in heart surgery].

The study of the incidence and etiological pattern of infectious complications included 376 patients operated for acquired valvular disease. 40,280 bacteriological tests of the materials from the patients obtained during the operations and during the postoperative period as well as 30,113 sanitary bacteriological tests of the specimens from the cardiological operation unit were conducted. The possible use of the results of bacteriological monitoring for prediction of septic complications and optimization of antibiotic prophylaxis and therapy as well as for development and operation of a system of sanitary and hygienic measures for infection prevention was shown and statistically confirmed.

Bacterial Infections↗

[Anaerobic infection in abdominal surgery].

The etiological pattern of non-clostridial anaerobic infection, its natural history and drug therapy in patients with its various types were studied and analyzed at the Surgery Research Center, Russian Academy of Medical Sciences. Peritonitis and cholangitis were examined in detail. Multimodality treatment of patients with acute peritonitis caused by a combination of aerobic and anaerobic pathogens by using hyperbaric oxygenation and therapy with directly acting antibiotics was found to enhance its efficiency, decrease therapy duration, prevent inflammation progression, and reduce mortality rates from 25.64 to 8.8%. The application to the techniques of preliminary decompression and the developed regimens of antibacterial therapy and hyperbaric oxygenation in the multimodality treatment for suppurative cholangitis noticeably yielded better therapeutical results, reduced mortality rates from 5.7 to 0% and these patients' hospital stay.

Abdomen↗

[New antiseptics and disinfectants in surgery (2)].

Various forms of plivasept, an agent produced by Pliva (Croatia), were studied in the laboratory and clinic and found to be highly effective. For the prevention of intrahospital infections the use of 0.02% and 0.05% water solutions of plivasept without PAV is advisable as an antiseptec for inyracavitary administration, 0.05% water solution of plivasept for disinfection of surfaces and equipment, 0.5% alcohol plivasept solution for disinfection of instruments, a plivasept tincture for surgical treatment of the skin on the hands and the injection and operative fields, and foam-forming plivasept for hygienic treatment of the hands.

Anti-Infective Agents, Local↗

[Ten-year experience with the use of ofloxacin in reconstructive surgery].

The data on the use of ofloxacin in more than 300 surgical patients for the last 10 years were analyzed. The results showed that despite the wide clinical use of ofloxacin in the prophylaxis and treatment of postoperative complications the drug remained highly active against the predominating majority of microbes causing surgical infections. Therefore, the broad spectrum, high bactericidal activity and optimal pharmacokinetics with the high biovailability at the level of 95 to 100 per cent provided the use of ofloxacin as a highly efficient agent in the treatment of postoperative infectious complications in surgical inpatients.

Administration, Oral↗

[New antiseptics and disinfectants in surgery. I].

The efficacy of disinfectants and sterilizers made by Schulcke and Mayer (Germany), such as lysetol AF, gigasept FF, and TPH 5225 was studied in the laboratory and clinical settings. Their high activity was revealed when the agents were used in the clinical settings: lysetol for disinfection and presterilization cleansing of tools and medical equipment, gigasept FF for disinfection and sterilization of fine tools, endoscopic instruments in particular, TPH 5225 for disinfection of the surfaces of environmental objects under clinical conditions.

Aldehydes↗

[Sulacillin (a combination of ampicillin and sulbactam)--a new combined drug form for treatment of bacterial infections].

The results of the cooperated clinical trial of sulacillin, a formulation including sodium ampicillin and sulbactam (2:1), are presented. The trial was carried out in different hospitals of Moscow and Smolensk. Rapid development of the favourable time course and recovery were stated in 93.7 per cent of the cases with upper and lower respiratory tract infections, urinary and biliferous tract infections, infections of the skin and soft tissues, gynecological infections and severe suppurative complications after surgical operations. Sulacillin is useful in the empirical therapy of purulent inflammatory diseases before the pathogen isolation and identification.

Ampicillin↗

[Microbiological study of peritoneal exudate in acute pancreatitis of diverse severity].

Bacteriologic investigation of peritoneal exudate was performed in 62 patients, including 19--while performing laparotomy and 43--laparoscopic investigation. In the enzyme toxemia phase the exudate was infected in 19.3% of patients. In acute pancreatitis of mild degree the peritoneal exudate was sterile in all of the patients, while in middle degree and severe one the microorganisms were discovered in peritoneal exudate accordingly in 23 and 33.3% of patients. Appearance of obligate anaerobic microorganisms in peritoneal exudate in the first phase of an acute pancreatitis presents the risk factor for suppuration of necrosis foci.

Acute Disease↗

[Current approaches to the prevention of infectious complications in heart surgery].

Due to changes of humoral immunity, patients with rheumatic heart disease present, even before the operation, a high-risk group with regard to the development of infectious complications. Contamination of intraoperative material was revealed in 61.7% of cases during the operation. Extracorporeal circulation increases the cefotaxime half-life period which is in direct proportional dependence of the period of time between the beginning of the administration of the agent and the beginning of extracorporeal circulation. Immunocorrection by means of myelopid in the early postoperative period accelerates restoration of cellular and humoral immunity, and reduces the frequency of pneumonia occurrence and suppuration of the postoperative wound. Therefore, the prevention of infectious complications after operations on an open heart should be complex and should include broad-spectrum antibiotics and immunocorrective therapy.

Activins↗

[Therapeutic form of doxycycline hydrochloride for intravenous administration in the treatment of suppurative-septic diseases].

Efficacy of doxycycline hydrochloride administered intravenously was studied in treatment of severe purulent inflammatory diseases such as pneumonia, lung abscesses, pyothorax, skin and soft tissue infections, peritonitis, purulent cholangitis, etc.. Doxycycline showed significant advantages over tetracyclines: prolonged action, higher efficacy and good tolerance. Favourable results were observed in 85 per cent of the cases.

Adolescent↗

[Cefoperazone in a multi-profile surgical clinic].

The results of the clinical trials of cefoperazone (cefobid, Pfizer, USA), a 3rd generation cephalosporin, carried out at the Research Centre of Surgery are presented. The antibiotic was used to treat and prevent postoperative infections in 44 patients. Good and satisfactory results were observed in 43 out of the 44 patients (99.9 per cent). Antimicrobial activity of cefoperazone against 182 bacterial strains isolated from the patients was assayed and compared with that of other cephalosporins i.e. cefotaxime, ceftriaxone and ceftazidime. The cefoperazone pharmacokinetics was studied in the patients with normal renal functions after surgical operations on the organs of the chest and abdominal cavity. The antibiotic was shown useful in the monotherapy of mixed infections involving anaerobic pathogens.

Adolescent↗