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[Thyroid dysfunction in pregnant women and correlation with clinical and metabolical status of their newborns].

The idea of our work were to estimate the function of thyroid in newborns and their mothers in the group of pregnant women with thyroid disturbances. We examined 38 pregnant women and their newborns. We confirmed that diabetes appeared more frequently in all cases. The mean gestational age of newborns was 39 weeks. The cesarean sections were performed more frequently in the group of mothers with Graves-Basedow disease. The general condition of newborns after delivery were assessed as good acc. Apgar score. The newborns from pregnancies complicated with Graves-Basedow disease in majority cases were dystrophic.

Adult↗

[Thyroid dysfunction induced by amiodarone in Catalonia. Prevalence and characteristics].

The purpose of this study was to review the epidemiological aspects and the characteristics of the thyroid disfunction produced by amiodarone in Catalonia, an area with type I endemic goiter. For this purpose, three groups of patients have been studied: 1) 102 patients with prolonged amiodarone treatment, out of whom 6 (5.9%) presented hyperthyroidism, and 2 (1.9%) hypothyroidism. 2) 909 patients with hyperthyroidism of any origin out of which 42 (4.6%) were produced by amiodarone. 3) 203 patients presenting primary hypothyroidism of any origin out of which 11 (3.8%) were induced by amiodarone. Out of the 48 patients with amiodarone induced hyperthyroidism, 16 presented multinodular goiter, 2 toxic thyroid goiter and 7 Graves Basedow disease. Thyroid uptake of 131I was studied in 10 cases being normal or increased in six of them, all with a underlaying thyroid pathology. Out of the 13 patients with amiodarone induced hypothyroidism, 3 presented diffuse goiter; thyroid uptake of 131I was studied in 5 patients, being normal or increased in 4 cases, 2 of which with thyroid pathology. Amiodarone administration very often produces thyroid disfunction, specially hyperthyroidism. These patients with hyperfunctional thyroids usually present underlying thyroid pathologies in which thyroid uptake of 131I are frequently not suppressed as well as in those patients in whide amiodarone induced hypothyroidism.

Adolescent↗

Serum thyroglobulin in hospitalized chronic geriatric patients: its relationship to age, non-thyroidal illness, goitre and thyroid dysfunction in a follow-up study.

The objectives were to determine whether the serum thyroglobulin (TG) level is influenced by age or by non-thyroidal illness (NTI) of the aged, to investigate the constancy of the TG level after 1- and 2-month intervals and to investigate if the TG level could help to differentiate whether a subnormal thyrotrophin (TSH) level in a geriatric patient is caused by autonomous thyroid function, by age or by NTI. Two-hundred and twenty-six non-selected, chronic hospitalized patients over 60 years old and 82 healthy adults (20-40 years) participated in the study, and TSH, thyroxine, free thyroxine, triiodothyronine and TG were estimated. In 122 euthyroid geriatric patients with normal TSH the mean TG was normal (12.18 micrograms/l), but elevated (> 45 micrograms/l) TG values occurred more often than in healthy control persons (15/122 vs 3/82; chi 2(1) = 4.54, p = 0.03). The severity of the clinical state of the euthyroid patients had no influence on the TG values. If TG was measured after 1 and/or 2 months, in only 3/123 non-selected geriatric patients was there a fluctuation between the normal and abnormal range (versus fluctuation of the corresponding TSH values in 19/123 cases; chi 2(1) = 12.78, p = 0.0012). In 28 patients with subnormal TSH, a normal TG value had a predictive value of 0.6 to exclude autonomous thyroid function. Age and NTI of the geriatric patients have no significant influence on their mean TG level but high TG levels occur more often, even in euthyroid patients. The predictive value of TG is not sufficiently high to allow a clear differentiation of whether a subnormal TSH is caused by autonomous thyroid function or by the age process or by NTI. Nevertheless, the advantage of TG estimation to be more constant than TSH could be of benefit in screening studies.

Aged↗

Serum concentrations of apolipoproteins in patients with thyroid dysfunction.

We measured serum concentrations of apolipoproteins (apo A-I, A-II, B, C-II, C-III and E) in patients with thyroid disease (hyperthyroidism; n = 44, hypothyroidism; n = 15) and in normal subjects (n = 89). We found that apoA-II, B and C-III concentrations revealed significant difference among three groups of the normal (apoA-II; 31.4 +/- 4.9 mg/dl, apoB; 85.8 +/- 16.3 mg/dl, apoCIII; 7.45 +/- 2.99 mg/dl), hyperthyroidism (apoA-II; 29.8 +/- 5.4, apoB; 63.4 +/- 18.9, apoC-III; 6.28 +/- 2.45) and hypothyroidism (apoA-II; 27.5 +/- 5.3, apoB; 108.0 +/- 30.9, apoC-III; 9.43 +/- 2.74). Thyroid hormones showed clear negative correlation to apoB (r = 0.70, p < 0.001). Furthermore, apoC-III was also found to be negatively correlated with thyroid hormone concentrations (r = 0.47, p < 0.001).

Adult↗

Supraventricular arrhythmias and the relation to thyroid dysfunction in a group of Syrian patients.

A group of 104 patients with supraventricular arrhythmias were classified according to the etiology. Twelve patients had serum levels of thyroid hormones considerably above and one patient had levels below the limits of normal reference range for our population. Only two of the hyperthyroid patients had many of the signs and symptoms of thyrotoxicosis, while the other 10 patients presented with only the arrhythmias. Three patients had some cardiac lesion together with the hyperthyroidism. Lastly, the main arrhythmia in those hyperthyroid patients was auricular fibrillation, (58%).

Atrial Fibrillation↗