Salivary gland function in women with Hashimoto’s thyroiditis without xerostomia and the correlation with auto-thyroid antibodies

2020 ◽  
Author(s):  
Xiao-an Pang ◽  
Zhi-xiao Wei ◽  
Jun-hong Li ◽  
Xiao-qi Pang

Abstract Background Hashimoto’s thyroiditis (HT) may cause salivary dysfunction in patients resulting in xerostomia, but little is known about changes in salivary function in patients with no obvious dry mouth symptoms. In this study we assessed salivary function in women with HT, who had not experienced xerostomia and, for the first time, evaluated the effects of thyroid auto-antibodies on this function. Methods Sixty consecutive subjects were included, comprising 32 women (mean age, 36 ± 12 years) diagnosed with HT accompanied by differentiated thyroid cancer (DTC) in the study group (HT group), along with a control group (DTC group) of 28 women (mean age, 40 ± 12 years) diagnosed with DTC only. Salivary gland scintigraphy was used to assess salivary function with the semi-quantitative parameters of maximum absorption ratio and maximum secretion ratio, the decrease of which indicate impaired salivary function. Moreover, the HT and DTC groups were divided into four subgroups (Anti– HT, Anti+ HT, Anti– DTC, and Anti+ DTC), based on the presence of anti-thyroid peroxidase antibody (TPOAb) and anti-thyroglobulin antibody (TgAb). Finally, salivary gland semi-quantitative parameters were correlated with levels of thyroid-stimulating hormone (TSH), TGAb, and TPOAb in the HT and DTC groups. Results None of the semi-quantitative parameters examined in parotid or submandibular glands differed significantly between the HT and DTC groups. However, the maximum secretion ratio for the parotid and submandibular glands were significantly different in the subgroup comparison (p < 0.05). Furthermore, the TgAb, TPOAb, and TSH values correlated significantly with salivary excretive function (p ≤ 0.05). Conclusion Women with HT without xerostomia may not have salivary functional impairment during hypothyroidism. Serum thyroid autoantibody and TSH levels may mainly influence salivary excretive function but not uptake function.


2016 ◽  
Vol 86 (1-2) ◽  
pp. 9-17 ◽  
Author(s):  
Bekir Ucan ◽  
Mustafa Sahin ◽  
Muyesser Sayki Arslan ◽  
Nujen Colak Bozkurt ◽  
Muhammed Kizilgul ◽  
...  

Abstract.The relationship between Hashimoto’s thyroiditis and vitamin D has been demonstrated in several studies. The aim of the present study was to evaluate vitamin D concentrations in patients with Hashimoto’s thyroiditis, the effect of vitamin D therapy on the course of disease, and to determine changes in thyroid autoantibody status and cardiovascular risk after vitamin D therapy. We included 75 patients with Hashimoto’s thyroiditis and 43 healthy individuals. Vitamin D deficiency is defined as a 25-hydroxy vitamin D (25(OH)D3) concentration less than 20ng/mL. Vitamin D deficient patients were given 50.000 units of 25(OH)D3 weekly for eight weeks in accordance with the Endocrine Society guidelines. All evaluations were repeated after 2 months of treatment. Patients with Hashimoto’s thyroiditis had significantly lower vitamin D concentrations compared with the controls (9.37±0.69 ng/mL vs 11.95±1.01 ng/mL, p < 0.05, respectively). Thyroid autoantibodies were significantly decreased by vitamin D replacement treatment in patients with euthyroid Hashimoto’s thyroiditis. Also, HDL cholesterol concentrations improved in the euthyroid Hashimoto group after treatment. The mean free thyroxine (fT4) concentrations were 0.89±0.02 ng/dL in patients with Hashimoto’s thyroiditis and 1.07±0.03 ng/dL in the healthy control group (p < 0.001). The mean thyroid volumes were 7.71±0.44 mL in patients with Hashimoto’s thyroiditis and 5.46±0.63 mL in the healthy control group (p < 0.01). Vitamin D deficiency is frequent in Hashimoto’s thyroiditis and treatment of patients with this condition with Vitamin D may slow down the course of development of hypothyroidism and also decrease cardiovascular risks in these patients. Vitamin D measurement and replacement may be critical in these patients.



Author(s):  
Olha Kasiyan ◽  
Halyna Tkachenko ◽  
Natalia Kurhaluk ◽  
Svitlana Yurchenko ◽  
Alek Manenko

AbstractThe current study aimed to identify correlative and regressive dependencies between the water iodine concentration and the levels of TSH (thyroid-stimulating hormone), thyroglobulin antibodies (TgAbs), and thyroid peroxidase (TPOAb) in the serum of 168 in patients (34 men and 134 women) with a hypothyroid form of Hashimoto’s thyroiditis who use water from the supply network and individual wells. Based on the water iodine concentration, low and moderate degrees of iodine endemia in the location of the patients were determined. In the groups of men and women using water from different water supply sources, there were direct correlations between the water iodine concentrations and the TgAbs and TPOAb titers as well as an inverse dependence between iodine and TSH levels. Multivariate regressive analysis indicated that TgAb and TSH in the group of women using water from a supply network and TPOAb titers in the group of women using well water were independent factors associated with water iodine concentrations. Statistically significant correlations and regressive dependencies between the water iodine concentrations and the biomarkers of the thyroid status of the patients indicate the risk of Hashimoto’s thyroiditis progression, especially among women with additional iodine intake.



2016 ◽  
Vol 50 (2) ◽  
pp. 55-61 ◽  
Author(s):  
Hakki Yilmaz ◽  
M. Cakmak ◽  
B. Ceydilek ◽  
C. Demir ◽  
A. Aktas

AbstractObjective. Interleukin-35 (IL-35), an interleukin-12 (IL-12) cytokine family member, is shown to be a potent immunosuppressive and anti-inflammatory cytokine. Inducible regulatory T cells (Tregs) produce IL-35 that mediates the immune inhibitory function of Tregs. Growing evidence revealed that upregulation of IL-35 expression may play a critical role in the prevention of autoimmune diseases in various experimental autoimmunity models and vice versa. Hashimoto’s thyroiditis (HT) is considered to be a Treg cell-related autoimmune disease with loss of self-tolerance. Methods. One hundred-twenty eight subjects, newly diagnosed hypothyroid HT patients [56 overt (Group 1), 72 subclinical hypothyroid (Group 2)] and 38 healthy controls (Group 3) were enrolled in the study. The levels of serum IL-35 were determined by enzyme-linked immunosorbent assay (ELISA). Results. Serum IL-35 levels were lower in the HT group when compared with subclinical HT group [304.5 (834.6) pg/ml vs. 636.1 (1542.0) pg/ml, p=0.004] and control cases [304.5 (834.6) pg/ml vs. 1064.7 (2526.8) pg/ml, p<0.001]. Serum IL-35 levels were inversely associated with thyroid stimulating hormone (TSH; rs=-0.396, p<0.001) and anti-thyroid peroxidase antibodies (TPOAb; rs=-0.571, p<0.001) in whole group. Serum IL-35 were negatively associated with TSH (rs=-0.264, p=0.003) and TPOAb (rs=-0.735, p<0.001) in patients with Hashimoto’s thyroiditis (Group 1 + Group 2). Conclusion. The results suggest that IL-35 may play a role in the pathogenesis of HT.



2021 ◽  
Author(s):  
Fatemeh Eftekharian ◽  
Gholamhossein Ranjbar Omrani ◽  
Mohammad Hossein Dabbaghmanesh ◽  
Reza Sahraei ◽  
Marzieh Bakhshayeshkaram ◽  
...  

Abstract Background The purpose of this study was to determine the association of sonographic parameters with the serum levels of anti-thyroid peroxidase (TPO), anti-thyroglobulin (Tg), and thyroid hormones in patients with Hashimoto's thyroiditis. Methods 149 patients (118 females, 31 males; aged 18–60 years; mean age: 38.60 ± 8.03 years) who were diagnosed with Hashimoto's thyroiditis were enrolled in the study. Blood sample was taken to measure the serum levels of free T3 and T4, thyroid stimulating hormone (TSH), anti-TPO antibody titers, and anti-Tg antibody titers. The thyroid sonography of each patient was classified into one of the five grades by real-time ultrasonography (US) based on echogenicity, thyroid size, and thyroid pattern. We evaluated whether a correlation existed between thyroid characteristics on US and serum levels of thyroid hormones, anti-TPO and anti-Tg. Results Nodular structures were detected in 54 (36.2%) patients (38 micronodular and 16 macros nodular). Echogenicity was recorded as isoechoic in 15 (10.07%) and hypoechoic in 119 (79.87%) subjects. Euthyroid ‎subjects had significantly thicker isthmus than overt and subclinical hypothyroid patients (p = 0.018). Mean serum TSH, anti-Tg and anti-TPO titers was significantly higher in patients with micronodules than those with micronodules and subjects without nodules (P < 0.05). Isthmus thickness had a significant negative correlation with FT4 and FT3 (P = 0.046; r = 0.11& P = 0.017; r = 0.15, respectively). Thyroid autoantibodies had positive significant correlations with different parameters of the thyroid volume (P < 0.05). Conclusions Thyroid’s US findings in addition to serum levels of anti-Tg and anti-TPO titers would be useful in diagnosis and evaluation of the severity and extent of Hashimoto's thyroiditis, but further evaluations are needed. Trial registration: Trial registry identifier IR.SUMS.REC.1395.S161 (2015/11/30).



2021 ◽  
Vol 49 (5) ◽  
pp. 030006052110184
Author(s):  
Zhengyi Chen ◽  
Qiao Zhang ◽  
Nianchun Peng ◽  
Ying Hu ◽  
Hong Li ◽  
...  

Objective This study evaluated the association of serum irisin level with thyroid autoantibody (TAA) positivity and subclinical hypothyroidism (SH). Methods In this cross-sectional study, 334 participants were assigned to one of the following four age- and sex-matched groups: TAA plus SH (84 patients), isolated TAA (83 patients), isolated SH (83 patients), or healthy controls (84 individuals). Irisin and creatine kinase (CK) were measured in serum samples. Results Patients with TAA plus SH, isolated TAA, and isolated SH had higher irisin levels compared with the controls. There was a significant increase in the irisin level in the TAA plus SH group compared with the control group. Among all participants, the irisin levels were positively associated with thyroglobulin and thyroid peroxidase antibody titers and high-density lipoprotein cholesterol levels, but negatively associated with waist circumference, glycated hemoglobin levels, and fasting plasma glucose levels. The irisin level was not associated with the thyroid-stimulating hormone, free thyroxine, or CK levels. Irisin levels were independently associated with TAA, with or without SH, but they were not associated with SH alone. Conclusions Irisin level may help to predict the risk of developing TAA with or without SH.



Author(s):  
Adriana Carvalho Santos ◽  
Paulo Travassos Neto ◽  
Lia Rafaella Ballard Kuhnert ◽  
Marcelo Ribeiro Alves ◽  
Rita Vasconcellos ◽  
...  

Hashimoto’s thyroiditis (HT) is an autoimmune and inflammatory disease in which antibodies are directed against the thyroid gland leading to chronic inflammation and hypothyroidism. The autoimmunity against thyroid antigens can be associated to genetic background and environmental factors. Thyroid peroxidase (TPO) and thyroglobulin (TG) are the major autoantigens for characterizing the disease. HT is related to the activation of autoreactive CD4+ T cells, CD8+ cytotoxic T cells and antithyroid antibody producing-B cells. Among several cytokines related to the pathogenesis of HT, a proliferation-inducing ligand (APRIL) has been studied in the context of the establishment and/or maintenance of autoimmune diseases. The role of APRIL in the pathogenesis of HT is still poorly understood. Therefore, the present study aimed to compare APRIL serum concentration in HT patients and healthy donors by ELISA. We observed a significant decrease in APRIL concentration in HT patients when compared to the control group, and a positive correlation between APRIL level and age. Our results suggest that the APRIL molecule can compose the cytokine profile along the inflammatory response in HT, however, other investigations should be proposed to understand its molecular mechanisms via specific receptors and other regulatory loops.



2021 ◽  
Vol 8 ◽  
Author(s):  
Huipan Liu ◽  
Xiao Yang ◽  
Lin Liu ◽  
Lei Lei ◽  
Li Wang ◽  
...  

Purpose: To determine the clinical significance of diffuse uptake of 68Ga-FAPI in the thyroid.Methods: From January 2020 to September 2021, all subjects with diffuse thyroid uptake in 68Ga-FAPI PET/CT were investigated in our hospital, and compared with the age and sex matched control group. The 68Ga-FAPI uptake in the thyroid gland was analyzed semi-quantitatively using the maximum standardized uptake value (SUVmax), and regression analysis was used to analyze the correlation between available serum thyroid stimulating hormone (TSH) and thyroid peroxidase antibody (TPOAb).Results: Among 815 subjects, 39 subjects were found diffuse FAPI uptake in thyroid gland; 11 subjects refused further examination; a total of 28 subjects were included in the analysis, and 27 subjects were diagnosed with chronic thyroiditis (including 20 subjects with Hashimoto's thyroiditis), 3 subjects with Grave's disease, 3 subjects with only serum TSH elevated, and 1 subject with malignant of thyroid and thyroiditis. The SUVmax of 27 subjects with thyroiditis was 5.75 ± 5.45. No significant correlation was found between the SUVmax and the level of serum TSH (P = 0.389) or TPOAb (P = 0.426).Conclusion: The incidentally discovered diffusely increased 68Ga-FAPI uptake in the thyroid gland is mostly related to chronic lymphocytic (Hashimoto's) thyroiditis. 68Ga-FAPI uptake level correlated neither with the degree of hypothyroidism nor with the titer of TPOAb. In addition, immune-related thyroiditis with immune checkpoint inhibitors may be accidentally found on 68Ga-FAPI, which may be helpful in facilitate timely intervention.



2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Ozge Kurtkulagi ◽  
Burcin Meryem Atak Tel ◽  
Gizem Kahveci ◽  
Satilmis Bilgin ◽  
Tuba Taslamacioglu Duman ◽  
...  

Abstract Background . Hashimoto’s thyroiditis (HT) is an auto-immune condition characterized with lymphocytic and fibroblastic infiltration of the thyroid gland. The rate of uric acid and HDL cholesterol; so called as uric acid to HDL ratio (UHR) has been shown to be elevated in inflammatory conditions diseases. We aimed to compare UHR and other laboratory parameters of the patients with HT to those values in healthy controls. Methods . The patients whom diagnosed with HT by medical history, physical examination, elevated thyroid autoantibodies in serum and characteristic sonographic findings in outpatient internal medicine clinics of our institution were enrolled to the present retrospective study. Age and sex matched healthy volunteers were enrolled as controls. UHR of the HT patients and control subjects were compared. Results . Mean UHR of the HT group was 11% ± 4 %, while UHR of the control group was 8% ± 2% (p<0.001). UHR was significantly and positively correlated with thyroid stimulating hormone (TSH) (r=0.26, p=0.01) and negatively correlated with free T4 (FT4) (r=-0.22, p=0.04) levels. The sensitivity and specificity of the UHR level greater than 8.3% were 74% and 52%, respectively (AUC: 0.74, p<0.001, 95% CI: 0.64-0.84). Conclusion . We suggest that UHR is a reliable and useful marker for HT. Therefore, it may be helpful in establishing the diagnosis of HT in addition to other diagnostic tools.



Author(s):  

We report the case of a 69 year old female who presented with mild cognitive impairment and difficulty mobilising in the setting of profound hypothyroidism secondary to Hashimoto’s thyroiditis with associated elevated creatine kinase (CK), hyponatraemia, anaemia, renal impairment, hypercholesterolaemia and hypertryglyceridaemia. On initial investigations the patient had a thyroid stimulating hormone (TSH) of 49 mU/L, free T4 <5.4 pmol/L, thyroid peroxidase (TPO) antibody positive, CK 1628 units/L, sodium 120 mmol/L, haemoglobin 87 g/L, creatinine 109 mcmol/L, total cholesterol 8.1 mmol/L and tryglycerides 4.7 mmol/L. On examination the patient had no features of myxoedema coma but was found to have delayed relaxation of tendon reflexes, puffy facies with loss of outer one third of eyebrows, coarse hair, brittle nails and slowing of speech and movement with obvious cold intolerance. There was no muscle weakness on examination to suggest myositis although the patient complained of generalised aches and lethargy. The patient was initially treated with 100mcg oral thyroxine daily however this was increased and oral liothyronine introduced following an inadequate improvement. Eleven days post admission the TSH was 6.26 mU/L and the free T4 was 12.4pmol/L following a total of 1500mcg oral thyroxine replacement and 60mcg oral liothyronine replacement. The hyponatraemia improved with a strict fluid restriction of 500 millilitres daily to sodium 133 mmol/L and the renal function improved to a creatinine of 70 mcmol/L on discharge. Atorvastatin was withheld due to the elevated CK which improved to 370 units/L and the anaemia remained stable throughout the admission. Although the patient refused formal cognitive assessments her functional abilities improved with treatment. This case highlights the clinical and biochemical features of severe hypothyroidism in the setting of undiagnosed Hashimoto’s thyroiditis.



2020 ◽  
Author(s):  
Jing Song ◽  
Rongxin Sun ◽  
Yuanyuan Zhang ◽  
Jing Ke ◽  
Dong Zhao

Abstract Objective: Omega-3 polyunsaturated fatty acids (PUFAs) can produce lipid mediators with both anti-inflammatory and pro-resolution properties, including resolvins. Resolvins have been associated with autoimmune disorders. This study aimed to measure the level of resolvin E1 (RVE1) in the serum of Hashimoto's thyroiditis (HT) patients and healthy controls (HCs) and to further analyze its correlation with thyroid autoantibodies and other clinical indicators.Design, patients and measurements: Fifty-seven participants were recruited—30 untreated HT patients and 27 sex‐ and age‐matched HCs. Levels of serum RVE1 were measured by ELISA according to the manufacturer’s protocol. Serum total T3 (TT3), TT4, free T3 (FT3), FT4, thyroglobulin antibody (TgAb), thyroid peroxidase antibody (TPOAb) and thyroid-stimulating hormone (TSH) levels were measured using an electrochemiluminescence immunoassay. Routine biochemical and hemogram tests were performed on each sample.Results: Serum RVE1 levels in HT patients (24.09, 15.76-34.38 pg/mL) were significantly lower than those in HCs (28.51, 20.76-51.23 pg/mL) (P=0.027). As the TgAb level increased, the RVE1 content showed a decreasing trend (P for trend=0.001). Multivariable ordinal logistic regression analysis showed that RVE1 was negatively correlated with increasing TgAb in both the unadjusted (OR=0.9446, 95% CI=0.9111-0.9782, P=0.002) and adjusted models (OR=0.9380, 95% CI=0.8967-0.9811, P=0.005).Conclusions: Decreased RVE1 levels indicate impaired resolution of inflammation in HT patients. RVE1 may be a protective factor for elevated TgAb levels.



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