scholarly journals Metabolic Syndrome in Subclinical and Overt Hypothyroidism

2018 ◽  
Vol 1 (2) ◽  
pp. 75-78 ◽  
Author(s):  
Buddhi Bahadur Thapa ◽  
Madhav Tiwari ◽  
Sailesh Gurung ◽  
Man Bahadur Gurung ◽  
Mukunda Kalauni ◽  
...  

Background: Sub-clinical hypothyroidism (SCH), overt hypothyroidism and metabolic syndrome (MetS) are recognized risk factors for atherosclerotic cardiovascular disease and Type 2 diabetes mellitus (DM- II).Thyroid function affects MetS parameters including blood pressure (BP), fasting blood sugar (FBS), serum triglycerides (TG) and high density lipoprotein cholesterol (HDL-C). But the relationship between MetS and thyroid functions is yet to be identified clearly. The present study is to investigate the frequency of MetS in patients of SCH and overt hypothyroidism. Materials and Methods: A hospital based cross–sectional study was conducted at Swastik referral laboratory and research centre. In this study, 50 patients with overt hypothyroidism, 50 patients with SCH and 129 euthyroid controls were enrolled. National Cholesterol Education Program- Adult Treatment Panel III (NCEP-ATP III; 2005) revision criteria were used to diagnose metabolic syndrome. Thyroid function test (TFT: FT3, FT4 and TSH) was done by using chemiluminescence immunoassay (CLIA) and other tests by using a semi-auto analyzer. ANalysis Of VAriance (ANOVA) test was performed using SPSS (version 16.0). Result: There was a significant difference in the mean of the waist circumference (p=0.031), BP systolic (p=0.010), BP diastolic (p<0.001)), FBS (p=0.001), serum HDL-C (p=0.031) and serum TG (p=0.003) between control, subclinical and overt hypothyroidism group (p<0.001). Prevalence of MetS was 25.6 % in euthyroid controls whereas 44.0% in the SCH group and 62.0% in the overt hypothyroid group (p<0.001). Conclusion: Thyroid dysfunction may be responsible for the development of metabolic syndrome.

2020 ◽  
Vol 8 (1) ◽  
pp. 33-37
Author(s):  
Amit Chandra Jha ◽  
Kedar Nath Koirala ◽  
Archana Jayan ◽  
Narayan Gautam ◽  
Raju Kumar Dubey ◽  
...  

INTRODUCTION: Hypothyroidism is a syndrome resulting from thyroid hormone deficiency. Metabolic syndrome (MetS) is a cluster of metabolic abnormalities is associated with increased risk for atherosclerotic cardiovascular disease (CVS) and type 2 diabetes mellitus. Thyroid hormones are major regulatory hormones that control the rate of metabolic function; thus, alteration in the levels of these hormones may be associated with MetS. The objective of our study was to find out the prevalence of MetS in subclinical and overt hypothyroidism. MATERIAL AND METHODS: A hospital-based cross sectional study was conducted at Universal College of Medical Sciences Teaching Hospital (UCMS-TH) Bhairahawa from March to September 2019. A total of 222 hypothyroid patients were enrolled in this study. MetS was diagnosed by National Cholesterol Education Program-Adult Treatment Panel III (NCEP-ATP III; 2005) revision criteria. The anthropometric indices were recorded. fT3, fT4  and TSH were measured by chemiluminescence immunoassay (CLIA) method and other biochemical parameters were estimated by colorimetric method. Data were analyzed by using SPSS 16.0. RESULTS: Patients were aged between 10 and 60 years, with a mean age of 38.89 years. The prevalence of MetS was 44.1% of which 80.6% were females. Furthermore, the prevalence of MetS was found to be 43.7% in subclinical hypothyroidism and 46.6% in overt hypothyroidism. CONCLUSION: The prevalence of MetS is high in both overt and subclinical hypothyroidism. Screening for MetS in patients with hypothyroidism can reduce the risk for CVD, as well as the mortality rate and mortality associated with it.


2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Minji Kim ◽  
Seoheui Choi ◽  
Soo-Han Choi ◽  
Seon-Hee Shin ◽  
Sung Koo Kim ◽  
...  

Abstract This study aimed to investigate whether obesity and metabolic syndrome (MetS) are associated with pulmonary function in Korean children and adolescents. Data from the 2009–2011 Korea National Health and Nutrition Examination Survey which is cross-sectional, nationwide, and representative survey were used. Adjusted regression analysis was performed to evaluate the association of obesity and MetS with lung function in children and adolescents. A total of 763 children and adolescents aged 10–18 years were evaluated. We found no significant difference in FEV1% predicted, FVC% predicted, and FEV1/FVC ratio among the obesity groups. Subjects with MetS showed a significantly lower FEV1 predicted (91.54 ± 0.74% vs 94.64 ± 0.73%, P = 0.004), lower FVC% predicted (91.86 ± 0.63% vs 95.20 ± 0.63%, P < 0.001), and lower FEV1/FVC ratio (76.76 ± 0.43% vs 80.13 ± 0.43%, P < 0.001) than those without MetS. Elevated waist circumference (WC), systolic blood pressure, fasting glucose, and lower high-density lipoprotein cholesterol (HDL-C) were independently associated with lower FEV1/FVC ratio (all P < 0.05, respectively). Among MetS components, increased WC was the most important factor influencing lower FEV1/FVC ratio. In conclusion, lung function in MetS patients was significantly lower, and the MetS component was independently associated.


Author(s):  
Sidhant Sachdeva ◽  
Gurinder Mohan ◽  
Sunil Grover ◽  
Shashi Mahajan

Background: Metabolic syndrome is defined as at least three of the five following medical conditions: central obesity(mandatory), high blood pressure, high blood sugar, high serum triglycerides, and low serum high-density lipoprotein (HDL). It has been shown that obesity causes physiological impairment in respiratory system.Methods: In this observational cross sectional study, 60 patients who fulfilled the IDF criteria for metabolic syndrome were included after applying the exclusion criteria and were subjected to spirometry.Results: Most of the patients had a restrictive pattern (43.3%) (n=26). 33.3% (n=20) of the patients had a mixed pattern while 16.7% (n=10) of the patients had a normal picture. Only 6.7% (n=4) of the patients had an obstructive pattern (p<0.001). Mean value of FEV1 had no correlation with increasing number of components of metabolic syndrome whereas mean value of FVC showed a decreasing trend with increasing number of components of metabolic syndrome. Mean FEV1 of the patients was significantly higher in males (1.82±0.71 L) than females (1.24±0.42 L) (p 0.007). Similarly, the mean FVC was significantly higher in males as compared to females. Mean FVC was 2.45 (±0.86) L in males while females had a mean FVC of 1.65 (±0.49) L (p 0.002).Conclusions: In conclusion, Patients with metabolic syndrome have significant impairment of the pulmonary function with restrictive pattern being the most common one.


2015 ◽  
Vol 7 (2) ◽  
pp. 57-61
Author(s):  
R Haque ◽  
S Ferdousi ◽  
SS Ferdousi ◽  
W Rahman ◽  
MN Uddin ◽  
...  

Thyroid functions affect metabolic syndrome (MetS) parameters including blood pressure, fasting plasma glucose, serum triglycerides and HDL-Cholesterol. But the relationship between MetS and thyroid functions is yet to be identified clearly. Metabolic syndrome is a state in which most features of hypothyroidism can be seen. The aim of the present study was to investigate the frequency of MetS in hypothyroid patients. Thirty one patients with overt hypothyroidism, 32 patients with subclinical hypothyroidism (SCH) and 58 euthyroid controls were enrolled in this study. NCEP-ATP III criteria was used to diagnose metabolic syndrome. Majority of the participants were in the age group of 30-40 years. Body mass index and waist circumference, blood pressure, fasting plasma glucose and serum triglycerides were found to be higher in hypothyroid patients compared to that of euthyroid controls (p<0.001). On the other hand serum HDL-C was found to be significantly lower in hypothyroid patients compared to that of euthyroid controls (p<0.001). Prevalence of MetS was 82.5% in the hypothyroid group and 27.6% in eythyroid controls (p<0.001). No significant difference was found between SCH (81.3%) and overt hypothyroid (86.7%) groups in respect to prevalence of MetS (p<0.05). The findings of the study suggest a need to investigate the presence of hypothyroidism during the management of MetS patients. DOI: http://dx.doi.org/10.3329/bjmb.v7i2.22414 Bangladesh J Med Biochem 2014; 7(2): 57-61


2020 ◽  
Vol 4 (5) ◽  
pp. 01-05
Author(s):  
Sorush Niknamian

Objective: Investigating high iodine containing low osmolar contrast agent (visipaque) effects on thyroid function tests and thyroid sonography characteristics. Methods: 65 euthyroid cases and 92 controls composed the samples in baseline. Thyroid function tests, Urine Iodine Concentration (UIC) and thyroid sonography were conducted for both groups before and 1 and 3 months after angiography. Serum levels of T4, T3, T3RU, TSH, TPO-Ab and UIC were measured, and hypo/heyperthyroidism prevalence was compared between groups. Results: Mean T3,T4 and TSH changes 1 month after angiography were insignificant in both groups (P:0.61,P:0.4 and P:0.14, P:0.23 in cases and controls for T3 and T4). Medians among cases and controls were 12.8 and 16.75 µg/dl, respectively, at baseline. These values varied to 28.45 and 15.2µg/dl, and 12.95 and 14.2µg/dl 1 month and 3 months after angiography in case and control groups, respectively. UIC increase one month after angiography was significant among cases (P=0.002). TPO-Ab+ were same 3 months after angiography. Thyroid volume changes were significant among cases (P<0.001) and insignificant among controls (P=0.680). No significant difference was seen between cases and controls in overt hypothyroidism, however, a considerable change was seen in thyroid volume and UIC one month after angiography among cases. The hypothyroidism rate among cases was insignificant which may be either related to few cases or short half-life of visipaque (2.1 hour) so that 97% of injected dose was excreted in urine within 24 hours. Conclusion: Thyroid function test is not recommended before angiography in patients without previous thyroid records.


2008 ◽  
Vol 100 (08) ◽  
pp. 280-285 ◽  
Author(s):  
Takane Haze ◽  
Masaki Sugiyama ◽  
Mami Higuchi ◽  
Hitoshi Asayama ◽  
Yoshihiro Karitani ◽  
...  

SummaryPlatelet-derived microparticles (PDMPs), a procoagulant factor, are reportedly elevated in type 2 diabetes mellitus and acute coronary syndrome. The metabolic syndrome (MS) is strongly associated with cardio- and cerebrovascular disease-related atherothrombotic events. To clarify the level, distribution and correlates of PDMPs with special reference to MS, we conducted a cross-sectional study of 467 healthy Japanese volunteers without signs, symptoms, or a history of cardio- or cerebrovascular disease. They were 211 men and 256 women (median age 39 and 35 years, respectively). Using an ELISA kit and monoclonal antibodies against CD42b and CD42a (glycoprotein Ib and IX) we assayed the PDMP levels. Total cholesterol, low-density and high-density lipoprotein cholesterol, remnant cholesterol, triglycerides, C-reactive protein, and traditional cardiovascular risk factors were also recorded. There was a significant difference in the level of PDMPs between men and women. The median value and the interquartile range of PDMPs was 8.3 IU/ml and 6.2 – 10.5 IU/ml and 6.8 IU/ml and 5.2 – 8.6 IU/ml, respectively, in men and women. PDMPs were significantly associated with MS criteria in men (p<0.001) and women (p=0.040). Logistic regression analysis revealed a significant odds ratio of 3.9 [95% confidence interval (CI): 1.4–10.5] in men and of 4.2 [95% CI: 1.6–10.7] in the entire study population. Our results suggest that PDMPs identified by glycoprotein CD42b and CD42a are positively associated with MS.


2019 ◽  

AbstractObjectiveInvestigating high iodine containing low osmolar contrast agent (visipaque) effects on thyroid function tests and thyroid sonography characteristics.Methods65 euthyroid cases and 92 controls composed the samples in the baseline. Thyroid function tests, Urine Iodine Concentration (UIC) and thyroid sonography were conducted for both groups before and 1 and 3 months after angiography. Serum levels of T4, T3, T3RU, TSH, TPO-Ab, and UIC were measured, and hypo/hyperthyroidism prevalence was compared between groups.ResultsMean T3, T4 and TSH change 1 month after angiography were insignificant in both groups (P:0.61, P:0.4 and P:0.14, P:0.23 in cases and controls for T3 and T4). Medians among cases and controls were 12.8 and 16.75 μg/dl, respectively, at baseline. These values varied to 28.45 and 15.2μg/dl, and 12.95 and 14.2μg/dl 1 month and 3 months after angiography in case and control groups, respectively. UIC increase one month after angiography was significant among cases (P=0.002). TPO-Ab+ were same 3 months after angiography. Thyroid volume changes were significant among cases (P<0.001) and insignificant among controls (P=0.680). No significant difference was seen between cases and controls in overt hypothyroidism, however, a considerable change was seen in thyroid volume and UIC one month after angiography among cases. The hypothyroidism rate among cases was insignificant which may be either related to few cases or short half-life of visipaque (2.1 hours) so that 97% of the injected dose was excreted in urine within 24 hours.ConclusionThyroid function test is not recommended before angiography in patients without previous thyroid records.


Author(s):  
Dhia M. Sulaiman

Background: Serum asprosin, a recently discovered hormone as a new adipocytokine, which has been associated with the regulation of both glucose and lipid metabolism, and insulin resistance. Metabolic syndrome considered as a disorder of lipid and glucose metabolism, with impairment in insulin function, which might be associated with serum asprosin, therefore, new researches focused on the role of asprosin in the pathogenesis of metabolic syndrome to clarify such relationship. This study aimed to evaluate serum asprosin levels in women with metabolic syndrome and compared with a woman without metabolic syndrome.Methods: This study was performed at Obstetrics and Gynecology Hospital, and Mazi medical clinics in Duhok, Kurdistan Region-Iraq, the study was established from June, 2020 to January, 2021. In this cross-sectional study, serum asprosin concertation in 40 women with metabolic syndrome were compared with a 131 women without metabolic syndrome. The demographic data were collected, serum asprosin levels, lipid profile, fasting blood glucose, fasting insulin were biochemically analyzed by using the autoanalyzer machine COBASS series 6000 and ELISA technique.Results: The mean age of women with metabolic syndrome was (24.36±3.23) and women without metabolic syndrome was (23.18±3.87), serum aspersion in women with metabolic syndrome was (18.34±5.4) ng/ml, while in women without metabolic syndrome was (7.48±5.82) with significant difference (p<0.001). In study population, there was a positive correlation between asprosin and body mass index, waist circumference, triglyceride, total cholesterol, fasting blood glucose, fasting insulin, and HOMA-IR (p<0.0001), while serum asprosin was negatively correlated with high density lipoprotein- cholesterol (p<0.01).Conclusions: The study confirms that serum asprosin in women with metabolic syndrome was higher than in the control group.  


2021 ◽  
Vol 12 ◽  
Author(s):  
Jiaji He ◽  
Yaxin Lai ◽  
Jing Yang ◽  
Yongli Yao ◽  
Yongze Li ◽  
...  

ObjectiveThe present study examined the relationship between thyroid function status and the prevalence of metabolic syndrome in a Chinese population.MethodsCross-sectional data were obtained from the Thyroid Disease, Iodine Nutrition and Diabetes Epidemiology (TIDE) Survey. A total of 62,408 subjects aged ≥18 years were enrolled. Differences in metabolic indicators and the prevalence of metabolic syndrome according to sex and thyroid function status were compared. Logistic regression was used to analyze the influence of thyroid function on metabolic syndrome and its components.ResultsThe prevalence of metabolic syndrome was generally higher in men than women. Overt hyperthyroidism and subclinical hypothyroidism had a significant effect on metabolism in men. Body mass index (BMI), waist circumference, and triglycerides (TGs) were significantly lower in men in the overt hyperthyroidism group, and BMI, waist circumference, systolic blood pressure (SBP) and TGs were higher in men in the subclinical hypothyroidism group than men in the normal group. Overt and subclinical hypothyroidism had significant impacts on metabolic components in women. BMI, waist circumference, TGs, SBP and DBP in the subclinical and overt hypothyroidism groups were significantly higher than the euthyroid group in women. The relative risk of abdominal obesity and hypertriglyceridemia was increased in women with hypothyroidism. Thyroid dysfunction had different effects on metabolic syndrome and its components before and after menopause.ConclusionThyroid function had important effects on the prevalence of metabolic syndrome. Women with hypothyroidism, especially post-menopausal women, had a higher risk of metabolic syndrome than men.


2021 ◽  
Vol 79 (1) ◽  
Author(s):  
Jusuk Lee ◽  
Taehong Kim

Abstract Background Understanding the relationship between breastfeeding (BF) and metabolic syndrome (Mets) is important for maternal long-term health benefits and disease prevention. This study aimed to examine the association between BF and Mets and its components among postmenopausal parous Korean women. Methods This cross-sectional study on 10,356 Korean women used nationally representative data from the KNHANES from 2010 to 2016. Anthropometric, laboratory data and manual BP were measured. A multivariate logistic regression analysis was conducted to examine the association of BF with Mets and its components after adjusting for potential confounding variables. A p-value < 0.05 was to be considered statistically significant. Results Mets was present in 42% of the study participants. The BF group had low household income and education level. The prevalence of Mets in the BF group was higher than that in the non-BF group (42.69% vs. 34.76%, p <  0.001). BF was associated with increased risk of Mets (odds ratio [OR]: 1.4, 95% confidence interval [CI]: 1.18–1.65, p <  0.001). The BF group was at higher risks for diabetes (OR: 1.5, 95%CI: 1.14–1.98), hypertension (OR: 1.32, 95%CI: 1.03–1.68), hypertriglyceridemia (OR: 1.42, 95%CI: 1.02–1.99) and low high-density lipoprotein cholesterol (OR: 1.32, 95%CI: 1.06–1.65). Conclusion In this study, BF did not affect decreasing the prevalence of Mets and its components.


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