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Biomedical subjects

M Kozioł

Publications and source records attributed to M Kozioł.

At least 19 recordsLinked to original sources

[The estimation of L-ascorbic acid serum concentration and selected parameters of metabolism of serum lipids in pregnant women with diabetes].

Diabetes during pregnancy is a pathological state causing many metabolic disorders, not only in carbohydrate metabolism. The aim of the study was to estimate the changes of lipids metabolism and changes of L-ascorbic acid serum concentration in pregnancy complicated by diabetes. In tested groups values of lipids metabolism parameters were lower in diabetic group compared to control group. The lowest mean values of concentration of total cholesterol, LDL cholesterol and triglycerides were found in gestational diabetes group, while the lowest mean value of HDL cholesterol concentration was found in pregestational diabetic group. The L-ascorbic acid mean values correlated negatively with total cholesterol concentrations, LDL cholesterol and triglycerides levels.

Adult↗

[Results of six-years-term perinatal care of diabetic woman in Silesia district].

Authors had retrospectively analyzed basic exponents of perinatal care of 256 pregnant diabetic woman in years 1993-1998 hospitalized and delivered in Clinic of Obstetrics and Gynaecology in the town of Bytom. Our results were very similar to the other of Referent Centres Of Technical Methods Bank Used in Diagnostic and Therapy of Diabetes: cesarean sections percentage 51.56%, 4.7% of undelivered pregnancies, 2.34% of new-born delivered with multiple congenital defaults, 17.2% of macrosomies and 39.8% pre-term deliveries were noted. Disadvantage perinatal effects in diabetic women might be reduced by very early diagnosis of diabetic and intensive biophysical and biochemical fetal care, which is strongly suggests by the authors.

Catchment Area, Health↗

[Analysis of indications for cesarean section in pregnancy complicated by diabetes mellitus].

The authors analysed a way of pregnancy ending and indications to cesarean section in group 256 diabetic pregnant women. We estimated that percentage for cesarean sections was 51.56%. We noticed downward tendency of elective indications to cesarean section (the most common was gestosis) and upward tendency of intrapartum indications (the most common was fetal distress syndrome). The percentage of cesarean sections in diabetic pregnant women group in our study is similar to results from the other centres.

Cesarean Section↗

Plasma erythropoietin level and iron reserves in haemodialysis patients with and without acquired cystic kidney disease.

Concentration of erythropoietin (Epo) and iron reserves (IR) belong to the essential factors determining erythropoiesis in haemodialysis patients. Patients on dialysis with acquired kidney disease (ACKD+) can control anaemia better than patients without acquired kidney disease (ACKD-). Therefore we decided to check if plasma Epo levels and IR differ significantly in both groups of patients. Forty chronically haemodialyzed patients after ultrasound diagnosis were divided into 18 patients (45%) with ACKD+ and 22 (55%) without ACKD-. In both groups of patients we compared their plasma levels of Epo and IR. Plasma erythropoietin and ferritin levels were measured by enzymatic immunoassay. Iron reserves were estimated by the formula: IR = 400 x [ln (ferritin)-ln (50)]. In the ACKD+ group 72% of patients and in the ACKD- group 32% of patients did not require rHu Epo therapy. Plasma levels of erythropoietin and iron reserves did not differ significantly between ACKD+ and ACKD- patients. There must be also other factors than erythropoietin levels and iron reserves regulating erythropoiesis in these patients.

Adult↗

Comparison of plasma erythropoietin concentrations and iron status in hemodialyzed patients not requiring and requiring rHuEpo therapy.

Fifty patients treated with chronic hemodialysis (HD) were observed for 1 year. 24 of them (48%) did not require treatment with recombinant human erythropoietin (rHuEpo) (group I) because the permanent hemoglobin (Hb) concentration was > 5.9 mmol/l (9.5 g/dl), hematocrit > 30%. The remaining 26 patients (group II) permanently or periodically required rHuEpo treatment. After 6 months of initial observation and after 6 months of clinical study we made a comparison of endogenous erythropoietin (Epo) and iron status in two groups of patients. Patients not requiring treatment with rHuEpo had statistically significant higher Epo concentration and lower iron reserves than patients on rHuEpo treatment. We did not find significant differences in Hb, albumin and creatinine between patients in both groups. Hb concentration did not correlate with the level of Epo, serum creatinine, transferrin saturation, ferritin, iron reserves and time of dialysis therapy in both groups. In both groups we found a significant negative correlation between the concentration of Epo and iron stores. Our results indicate that in patients on HD treatment, plasma Epo level appears to depend either directly or indirectly on iron status.

Adult↗

[The response to the hepatitis B virus vaccine in patients undergoing hemodialysis and peritoneal dialysis--personal experience].

In 55 hemodialyzed and 15 patients on CAPD the presence of hepatitis B and C markers was estimated before the beginning of the vaccination series against hepatitis B with Engerix B vaccine. The initial anti-H Bs antibody titres was also estimated in these patients. The patients without H Bs Ag who have the anti-Hbs titres below 10 IU/I were qualified for this vaccination. The vaccination was needed by 40% of hemodialyzed patients H Bs(-) and 93% patients on CAPD. After completing the half year lasting series of vaccinations, the serological answer in vaccinated patients was estimated. The protective antibody titres above 10 IU/I was produced by 62.5% of patients on hemodialysis and 64.4% of patients on CAPD. The presence of anti-HCV antibodies had insignificant influence on the ability of producing the protective antibody titres in vaccinated patients.

Adult↗

The effect of recombinant human erythropoietin (r-Hu EPO) administration on the blood chemistries and composition in uremic rats.

Recombinant human erythropoietin (r-Hu EPO) therapy improves the anaemia of patients on chronic hemodialysis, on peritoneal dialysis and those with chronic renal failure who have not yet started any form of renal replacement therapy. In the last category there is concern that r-Hu EPO therapy may be associated with deterioration of the reserve renal function. But new data showed that even during more prolonged treatment the correction of anaemia does not have a major detrimental effect on renal function. The study was undertaken to examine the influence of r-Hu EPO therapy on renal function and rheological erythrocytes finding in uremic rats.

Animals↗

Phagocytic function of neutrophils during dialysis in relation to some immunological findings.

Haemodialysis neutropenia and impaired granulocyte function are transitory, but the consequences of altered granulocyte function are observed at the end of haemodialysis. Activity of polymorphonuclear receptor for Fc and C3 complement component, circulating immune complexes and components of complement (C1 inactivator, C4, C3, C3 proactivator) were measured in ten patients before and at the end of haemodialysis. Significant decrease in polymorphonuclear Fc receptor activity (1689 cells/mm3 before and 1277 cells/mm3 after HD) and increase of circulating immune complexes (69.9 micrograms/dl before and 112.7 micrograms/dl after HD) were observed at the end of haemodialysis. A decrease in complement C3 component was observed after haemodialysis (866 mg/l before and 804 mg/l after HD); the other components: C1 inactivator, C4 component, and C3 proactivator, remained unchanged. Increase of circulating immune complexes and decrease of Fc receptor activity correlated with a decrease in phagocytic function of polymorphonuclear leukocytes.

Adult↗

Determination of immune complexes in patients with acquired valvular heart disease.

The authors investigated the incidence of circulating immune complexes (CIC) in 52 patients with acquired valvular heart disease (VHD) and in 50 control blood donors. There was a statistically significant relationship between the CIC occurrence in patients with VHD and the presence of an active process in endocardium. However, no relation was found between the presence of CIC and heart operations, enucleation of palatine tonsils and the past history of rheumatic disease. The authors conclude that CIC investigation is a valuable diagnostic tool in patients with VHD and in those suspected of active infective endocarditis (IE). The obtained results confirm the presence of an immune factor in the etiopathogenesis of IE leading to VHD. However, they do not explain the implantation of the inflammatory process in the heart valves.

Antigen-Antibody Complex↗

Local immunity in pregnant women.

Immunoglobulins IgA and IgG levels and Lysozyme-activity were examined in the vaginal fluid of 70 pregnant women and 30 non-pregnant women where microbiological examinations did not detect any pathological microorganisms. To confirm the local character of immune factors produced in the female genital tract, these factors were also examined in the sera. An increase of class A immunoglobulins was noted in the vaginal fluid and examined sera. IgA/IgG ratio as well as statistical calculations confirmed the local origin of antibodies within the classes. The lysozyme activity was 10 times greater in the vaginal fluid than in the sera. Both factors are relatively simple to determine and in women with recurrent inflammatory conditions of the vaginal tract can be used as indicators of the local immunity state.

Cervix Mucus↗