scholarly journals Mediastinal Thyroid Carcinoma and Graves’ Disease: A Rare Presentation

2021 ◽  
Vol 2021 ◽  
pp. 1-4
Author(s):  
Sara Lomelino Pinheiro ◽  
Inês Damásio ◽  
Ana Figueiredo ◽  
Tiago Nunes da Silva ◽  
Valeriano Leite

Background. Mediastinal thyroid carcinoma is extremely rare, with few cases reported in the literature. Case Report. A 73-year-old man presented with weight loss for 6 months. Imaging by computed tomography (CT) documented a large mediastinal mass below the thyroid gland and pulmonary metastases. Neck ultrasound found two spongiform nodules in the right thyroid lobe, and fine-needle aspiration citology (FNAC) of these nodules revealed they are benign. Endobronchial ultrasound-guided needle biopsy of the mediastinal mass was compatible with papillary thyroid cancer. A few weeks later, the patient developed overt hyperthyroidism due to Graves’ disease, which was treated with antithyroid drugs. 99mPertechnetate scintigraphy showed increased diffuse uptake in the thyroid parenchyma but the absence of uptake in the paratracheal mass and in the lung nodules. The patient was not considered eligible for surgical intervention or therapy with tyrosine kinase inhibitor due to tracheal and mediastinal vessel invasion and was treated with palliative radiotherapy. Two months later, restaging PET-FDG showed an intense uptake in the right lobe of the thyroid gland, lymph nodes, lungs, bone, muscle, myocardial, kidney, and adrenal gland. Conclusion. In this case, thyroid carcinoma presented as a mediastinal mass with concurrent hyperthyroidism due to Graves’ disease. Although uncommon, the clinicians should be aware of these situations. Obtaining a prompt histological examination of an intrathoracic mass is crucial to ensure an early diagnosis and treatment.

2019 ◽  
Vol 101 (5) ◽  
pp. e122-e124
Author(s):  
O Hamdy ◽  
S Raafat ◽  
GA Saleh ◽  
K Atallah ◽  
Mahmoud M Saleh ◽  
...  

Primary thyroid carcinoma after thyroid ablation by radioactive iodine is rare. We present a very rare condition of lateral apparent papillary thyroid carcinoma eight years after receiving radioactive iodine for thyrotoxicosis, which led to complete anatomical and functional involution of the thyroid gland.


2018 ◽  
Vol 31 (5) ◽  
pp. 589-593 ◽  
Author(s):  
Ahu Paketçi ◽  
Korcan Demir ◽  
Özlem Tüfekçi ◽  
Sezer Acar ◽  
Ayhan Abacı ◽  
...  

Abstract Background: Similar autoimmune processes (defective T-cell function) take place during the pathogenesis of aplastic anemia (AA) and Graves’ disease (GD). Antithyroid drugs used for the management of GD may induce AA and GD may occur following treatment of severe aplastic anemia (SAA). Case presentation: Clinical and laboratory investigations were performed for an 11-year-and-2-month-old girl who was referred for bilateral exophthalmus and abnormal thyroid function tests. She had been diagnosed as having severe acquired AA at the age of 8 years and had been treated with allogenic hematopoietic stem cell transplantation from her healthy human leukocyte antigen-matched sibling donor. Clinical examination revealed a weight of 32.6 kg (−0.88 standard deviation [SD] score); height, 145.7 cm (−0.14 SD score); body mass index 15.5 kg/m2 (−1.01 SD score); heart rate, 110/min; blood pressure, 128/74 mmHg; bilateral exophthalmos and an enlarged thyroid gland. The laboratory workup showed hemoglobin of 11.1 g/dL; white blood cells, 7500/mL; platelets, 172,000/mL; free thyroxine (FT4), 4.80 ng/dL (normal, 0.5–1.51); free triiodothyronine (FT3), 17.7 pg/mL (normal, 2.5–3.9); thyrotropin (TSH), 0.015 mIU/mL (normal, 0.38–5.3); antithyroglobulin peroxidase (TPO) antibody, 61.7 IU/mL (normal, 0–9); antithyroglobulin (TG) antibody, <0.9 IU/mL (normal, 0–4) and thyrotropin (TSH) receptor antibodies 14 U/L (normal, 0–1). Doppler ultrasonography showed diffuse enlargement of the thyroid gland and increased vascularity. She was treated with methimazole (0.6 mg/kg/day). L-thyroxine treatment was also needed (50 μg/day). Thrombocytopenia developed during follow-up. A thyroidectomy was performed for definitive treatment at the 14th month of treatment. Conclusions: The association of hyperthyroidism and AA in the pediatric age group is rare. The long-term use of antithyroid drugs and radioactive iodine should be avoided due to their hematologic toxic side effects.


2000 ◽  
Vol 47 (2) ◽  
pp. 127-136 ◽  
Author(s):  
TAICHI SEKINE ◽  
RYOJI KATO ◽  
TOMOHIRO KATO ◽  
KAYO MASUKO-HONGO ◽  
FUMIKO KAMEKO ◽  
...  

2005 ◽  
Vol 90 (11) ◽  
pp. 6093-6098 ◽  
Author(s):  
Dominique Luton ◽  
Isabelle Le Gac ◽  
Edith Vuillard ◽  
Mireille Castanet ◽  
Jean Guibourdenche ◽  
...  

Abstract Background: Fetuses from mothers with Graves’ disease may experience hypothyroidism or hyperthyroidism due to transplacental transfer of antithyroid drugs (ATD) or anti-TSH receptor antibodies, respectively. Little is known about the fetal consequences. Early diagnosis is essential to successful management. We investigated a new approach to the fetal diagnosis of thyroid dysfunction and validated the usefulness of fetal thyroid ultrasonograms. Methods: Seventy-two mothers with past or present Graves’ disease and their fetuses were monitored monthly from 22 wk gestation. Fetal thyroid size and Doppler signals, and fetal bone maturation were determined on ultrasonograms, and thyroid function was evaluated at birth. Thyroid function and ATD dosage were monitored in the mothers. Results: The 31 fetuses whose mothers were anti-TSH receptor antibody negative and took no ATDs during late pregnancy had normal test results. Of the 41 other fetuses, 30 had normal test results at 32 wk, 29 were euthyroid at birth, and one had moderate hypothyroidism on cord blood tests. In the remaining 11 fetuses, goiter was visualized by ultrasonography at 32 wk, and fetal thyroid dysfunction was diagnosed and treated; there was one death, in a late referral, and 10 good outcomes with normal or slightly altered thyroid function at birth. The sensitivity and specificity of fetal thyroid ultrasound at 32 wk for the diagnosis of clinically relevant fetal thyroid dysfunction were 92 and 100%, respectively. Conclusion: In pregnant women with past or current Graves’ disease, ultrasonography of the fetal thyroid gland by an experienced ultrasonographer is an excellent diagnostic tool. This tool in conjunction with close teamwork among internists, endocrinologists, obstetricians, echographists, and pediatricians can ensure normal fetal thyroid function.


2014 ◽  
Vol 2014 ◽  
pp. 1-4 ◽  
Author(s):  
Masahiro Takei ◽  
Hiroaki Ishii ◽  
Yoshihiko Sato ◽  
Mitsuhisa Komatsu

We herein describe a case of Marine-Lenhart syndrome with a negative TSH receptor antibody titer. A 75-year-old female presented to our hospital with malaise, palpitations, and mild fine tremors. She did not have any signs suggestive of Graves’ ophthalmopathy, including conjunctival injection, periorbital edema, or proptosis. Her laboratory data were negative for thyroid autoantibodies, including anti-thyroid peroxidase antibodies, anti-thyroglobulin antibodies, and anti-TSH receptor antibodies (TRAb). Ultrasonography of the thyroid gland revealed a tumor in the right lobe. The remaining thyroid gland had an inhomogeneous and rough texture with a high color Doppler flow. I123scintigraphy disclosed a hot nodule in the right thyroid gland corresponding to the tumor detected on ultrasonography, suggesting Plummer disease. Furthermore, there was an increased uptake of radionuclide in the rest of the thyroid gland, despite the suppressed level of TSH and negative titer of TRAb, suggesting underlying Graves’ disease. The present findings suggested a diagnosis of Marine-Lenhart syndrome with a negative TRAb titer. Treatment with 10 mCi of radioiodine was highly effective in treating hyperthyroidism in this case. A negative TSH receptor antibody titer does not necessarily rule out the existence of Graves’ disease in patients with Plummer disease.


2005 ◽  
Vol 91 (4) ◽  
pp. 358-360 ◽  
Author(s):  
Rocco Bellantone ◽  
Celestino Pio Lombardi ◽  
Maurizio Bossola ◽  
Guido Fadda ◽  
Massimo Salvatori ◽  
...  

A case is presented of a posterior mediastinal mass arising in a 57-year-old woman with severe compressive cervical symptoms and hyperthyroidism. Computed tomography showed intrathoracic thyroid tissue that displaced the trachea towards the front and the right and invaded the posterior mediastinum. Pathological examination showed features of a poorly differentiated (insular) thyroid carcinoma. To the best of our knowledge, this is the first reported case of a posterior mediastinal insular thyroid carcinoma with thyroid hyperfunction.


2003 ◽  
Vol 37 (7-8) ◽  
pp. 1100-1109 ◽  
Author(s):  
Darcie D Streetman ◽  
Ujjaini Khanderia

OBJECTIVE: To review the etiology, diagnosis, and clinical presentation of Graves disease and provide an overview of the standard and adjunctive treatments. Specifically, antithyroid drugs, β-blockers, inorganic iodide, lithium, and radioactive iodine are discussed, focusing on current controversies. DATA SOURCES: Primary articles were identified through a MEDLINE search (1966–July 2000). Key word searches included β-blockers, Graves disease, inorganic iodide, lithium, methimazole, and propylthiouracil. Additional articles from these sources and endocrinology textbooks were also identified. We agreed to include articles that would highlight the most relevant points, as well as current areas of controversy. DATA SYNTHESIS: Graves disease is the most common cause of hyperthyroidism. The 3 main treatment options for patients with Graves hyperthyroidism include antithyroid drugs, radioactive iodine, and surgery. Although the antithyroid drugs propylthiouracil (PTU) and methimazole (MMI) have similar efficacy, there are situations when 1 agent is preferred. MMI has a longer half-life than PTU, allowing once-daily dosing that can improve patient adherence to treatment. PTU has historically been the drug of choice for treating pregnant and breast-feeding women because of its limited transfer into the placenta and breast milk. Adjuvant therapies for Graves disease include β-blockers, inorganic iodide, and lithium. β-Blockers are used to decrease the symptoms of hyperthyroidism. Inorganic iodide is primarily used to prepare patients for thyroid surgery because of its ability to decrease the vascularity of the thyroid gland. Lithium, which acts in a manner similar to iodine, is not routinely used due to its transient effect and the risk of potentially serious adverse effects. In the US, radioiodine therapy has become the preferred treatment for adults with Graves disease. It is easy to administer, safe, effective, and more affordable than long-term treatment with antithyroid drugs. Hypothyroidism is an inevitable consequence of radioiodine therapy. Radioiodine is contraindicated in pregnant women because it can damage the fetal thyroid gland, resulting in fetal hypothyroidism. Bilateral subtotal thyroidectomy, which was once the only treatment available, is now performed only in special circumstances. In addition to the normal risks associated with surgery, laryngeal nerve damage, hypoparathyroidism, and hypothyroidism can occur following that procedure. CONCLUSIONS: Despite extensive experience with medical management, controversy prevails regarding choosing among the various drugs for treatment of Graves disease. None of the treatment options, including antithyroid drugs, radioiodine, and surgery, is ideal. Each has risks and benefits, and selection should be tailored to the individual patient.


2016 ◽  
Vol 2016 ◽  
pp. 1-5 ◽  
Author(s):  
Aikaterini Marini ◽  
Meletios Kanakis ◽  
Konstantinos Valakis ◽  
Nikolaos Laschos ◽  
Maria Chorti ◽  
...  

Thyroid carcinoma showing thymic-like differentiation (CASTLE) comprises a rare neoplasm of the thyroid gland which arises from ectopic thymic tissue or remnants of brachial pouches. CASTLE is regarded as an indolent neoplasm with a favorable prognosis, irrespective of its metastatic potential. Diagnosis is difficult as clinicopathological features have not been yet well-defined. Radiological findings are not specific and only immunohistochemical positivity for CD5 and CD117 staining is highly suggestive of CASTLE. Despite lack of universally accepted treatment recommendations, the mainstay treatment includes thyroidectomy and systematic lymph node dissection. We report a case of CASTLE tumour with very uncommon characteristics developed in a 76-year-old man, who presented with rapidly deteriorating dyspnea and severe cough, resulting in respiratory failure. At surgery, a suspicious looking tumour arising from the upper pole of the right lobe of the thyroid gland, surrounding the trachea and displacing the right common carotid artery, was identified. The patient underwent en bloc resection of the tumour with the thyroid gland and regional lymph node dissection. This is the first reported case of CASTLE causing tracheal ring fracture.


2020 ◽  
Vol 4 (Supplement_1) ◽  
Author(s):  
Pakaworn Vorasart ◽  
Chutintorn Sriphrapradang

Abstract Introduction: The diagnosis of subacute painful thyroiditis (SAT) is primarily based on clinical manifestations (thyroid tenderness and diffuse goiter). Suppressed TSH, elevated erythrocyte sedimentation rate (ESR) and low thyroid uptake help confirm the diagnosis. Thyroid ultrasonography and fine-needle aspiration biopsy (FNAB) are rarely necessitated. SAT produces a typical sonographic findings of ill-defined heterogeneously hypoechoic areas, which is difficult to differentiate from thyroid carcinoma. We herein report a patient with SAT who was initially diagnosed as malignancy. Case Presentation: A 36-year-old female had pain and swelling at the left thyroid gland for 3 weeks. A left thyroid nodule was diagnosed by her primary care physician. Ultrasonography revealed a poorly defined hypoechoic nodule measuring 2.5x1.1x1.5 cm at the mid pole of the left thyroid gland, for which biopsy was recommended. The nodule showed peripheral vascularity and no calcification. No suspicious cervical lymphadenopathy was detected. Histologic analysis from core biopsy found findings consistency with follicular neoplasm. Thyroid function tests were within normal range. She was treated with ibuprofen as management of thyroid pain and referred for surgery. However, the repeated ultrasonography was performed by endocrinologist in the next 2 weeks and found an interval reduction in size of hypoechoic lesion. FNAB was performed due to the risk of infiltrative malignancies. Cytologic analysis was compatible with SAT. ESR was slightly elevated. Surgery was cancelled and she was treated with ibuprofen. Two weeks later, she reported that the left thyroid pain and swelling had subsided. However, she developed thyroid pain associated with glandular tenderness and swelling of the right thyroid. On sonographic examination, the right lobe, which was previously normal was now similarly affected. Thyroid function showed thyrotoxicosis. The patient was given a further course of beta-blocker, ibuprofen and prednisolone for 2 weeks and recovered well. On follow-up at 2 months, the patient developed biochemical hypothyroidism and received levothyroxine replacement. The lesions in the thyroid gland were not visualized in the 6-month follow-up sonography. Conclusion: The ultrasonographic features of the thyroid during the acute stage of SAT may mimic thyroid carcinoma. Awareness of the sonographic findings and interval changes of SAT lesions may helpful for proper diagnosis and treatment of SAT.


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