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Biomedical subjects

H Platilová

Publications and source records attributed to H Platilová.

17 recordsLinked to original sources

Cardiovascular risk factors in young Czech females with polycystic ovary syndrome.

BACKGROUND: Polycystic ovary syndrome (PCOS) could be associated with a variety of signs of metabolic syndrome. The aim of our study was to compare the cardiovascular risk factors in PCOS women and in a control group selected from a random population sample. METHODS AND RESULTS: 50 PCOS women with a mean (+/-SD) age of 30.7 +/- 4.2 years, and 335 controls with a mean age of 29.9 +/- 3.1 years selected from a random population sample of nine districts of the Czech Republic were compared for basic anthropometric characteristics, blood pressure, plasma lipids and fasting glucose. PCOS women had a significantly higher body mass index (BMI). After adjusting for BMI, PCOS women had higher blood pressure and LDL-cholesterol, and lower HDL and HDL-cholesterol/total ratio. Arterial hypertension was more prevalent in PCOS women than in controls. There was no difference in the prevalence of impaired fasting glucose between both groups. Impaired glucose tolerance was found in 11.8% of PCOS women. Diabetes mellitus was more frequent in PCOS families. CONCLUSIONS: Czech PCOS women, even in their thirties, show a significantly worse cardiovascular risk profile than a control group selected from a random population sample. The differences cannot be explained by obesity.

Adult↗

[Dermatoglyphics--an attempt to predict diabetes].

Dermatoglyphs do not change throughout life. The authors sought their "predictive type" for diabetes with regard to the possibility of early prediction and thus prevention of the development of diabetes, in particular type 2. They used a point score of the abnormality in three qualitative and two quantitative signs and found, as compared with the normal population, in groups of subjects with impaired glucose tolerance, DM II and DM I deviations with an increasing significance. The frequency of thus assessed abnormalities in each subject on both hands (0-10) was compared in relations to the diagnosis and family-history of diabetes and the authors evaluated the incidence of different abnormalities in the whole group of 300 subjects and in sub-groups. After statistical evaluation the authors conclude that the abnormality of the qualitative sign of the C line (lacking or reduced) could be considered as another early predictive factor: in the offsprings of diabetics for both types of diabetes, in the remainder for DM type 1.

Dermatoglyphics↗

[Early diagnosis of late complications in juvenile diabetics].

In a group of 69 insulin dependent diabetics aged 19-59 years (mean 25.5 years) with a duration of diabetes of 2 to 34 years (mean 12.5) the authors assessed the incidence of diabetic retinopathy, nephropathy and neuropathy in relation to the duration of diabetes, to its long-term compensation and HLA antigens. In 45 the diabetes was manifested before the age of 15 years. The authors found a rising trend of retinopathy (12-14-25-75-86%) and neuropathy (0-50-60-85-83%) in five groups with a duration of diabetes up to 5, 10, 15, 20 and above 20 years. 15% of the patients with a duration of diabetes of more than 15 years had positive microalbuminuria or permanent proteinuria and hypertension. In diabetic patients with long-term satisfactory compensation there was a lower incidence of these complications than in patients with poorer compensation. The presence of HLA B8 antigen was associated with a prolonged favourable course of diabetes, with a lower incidence and later manifestation of complications.

Adult↗

[Selected anthropometric findings in women with disorders of glucose tolerance with hypertension].

In a group of 26 women with an impaired glucose tolerance anthropometric measurements of basic somatometric characteristics were made with special attention to the subcutaneous fat distribution and compared the findings with the healthy Czech population. Changes in body build, BMI, subcutaneous body fat distribution were evaluated and the causality of the relationship between blood pressure and gluteofemoral and abdominal obesity was investigated. From the author's observations ensues that in the group of women with impaired glucose tolerance overweight was recorded, as compared with the normal population, disproportions in the circumferences of the trunk and extremities, an excessive percentage of body fat, well developed muscles. In abdominal obesity a significant increase of the blood pressure and BMI was found.

Adult↗

[Early diagnosis of nephropathy in type I diabetics].

In 68 type I diabetics without permanent proteinuria, mean age 28 +/- 9 years, where diabetes was detected at the age of 14 +/- 7 years and persists for 14 +/- 8 years the urinary excretion of albumin and beta-2-microglobulin was assessed. The results were evaluated in relation to the persistence of diabetes, the blood pressure reading, family-history of diabetes and type of insulin therapy. In addition to microalbuminuria in 29% of the subjects which is a manifestation of glomerular damage, the authors detected in 58% elevated beta-2-microglobulin excretion indicating early changes of the proximal tubule. There was a relationship between microalbuminuria and "relative hypertension" which enhances albumin excretion and increases the risk of diabetic nephropathy. The relationship between microalbuminuria and a positive family-history of diabetes supports the hypothesis of a genetic background for the possible development of nephropathy. There was also a relationship with the duration of diabetes and the favourable effect of prolonged intensive insulin treatment. The clinical impact of beta-2-microglobulinuria in the diagnosis of the incipient stage of diabetic nephropathy must be tested in future investigations.

Adult↗

[Evaluation of glycosuria in normal glucose tolerance].

In 52 subjects where after 10.6 +/- 7 years after detection of glycosuria on fasting normal glucose tolerance persists some risk factors and early biochemical changes indicating possible later development of diabetes were evaluated. 73% of the subjects had a positive family-history of diabetes and 61% were obese. In 42% of the subjects during the present examination glucose in urine was detected only after a glucose load. In 35% of the subjects pathological serum values of glycoproteins were found and their mean fasting blood sugar levels and levels 60 minutes after a glucose load were significantly higher, although in the range of normal oGTT, as compared with the group with normal glycoprotein levels. 21% had pathological values of N-acetyl-beta-D-glucosaminidase levels in serum and urine and concurrently significantly higher IRI values 60 and 120 minutes after a glucose load, than the group with a normal value. In obese subjects, as compared with those with a normal body weight, there were significantly higher mean blood sugar levels on fasting and 60 minutes after a glucose load and the same applies to IRI levels on fasting and after 60 minutes following stimulation. The authors discuss the causes and interrelations of the assembled results.

Adult↗

Interaction of tolbutamide and chloramphenicol in diabetic patients.

In study 1 we investigated 8 diabetic female patients treated with tolbutamide who received chloramphenicol to combat urinary tract infections. In 5 patients, chloramphenicol was found to produce a distinct decrease of glycemia. Evaluation of the whole series revealed that the latter averaged 31.5%. No patient developed a marked hypoglycemia. With one exception, the values of immunoreactive insulin (IRI) in serum were within normal. In study 2 we investigated another series of 8 diabetic patients. Given chloramphenicol, 7 patients registered an almost twofold increase in the mean morning tolbutamide level in serum and glycemia decreased by one fourth. No patient developed severe hypoglycemia. Tolbutamide increase in serum was not associated with a rise of IRI level in serum. All patients displayed steady chloramphenicol level in serum. Potential reasons for the development of hypoglycemia during the treatment with sulphonylurea antidiabetics are discussed.

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