نتایج جستجو برای: hot nodule thyroid scintigraphy
تعداد نتایج: 182949 فیلتر نتایج به سال:
UNLABELLED Therapeutic options for toxic thyroid nodules (TTNs) are surgery, radioiodine (RAI), and percutaneous ethanol injection (PEI). Surgery is generally considered for TTNs larger than 4 cm. However, some patients may be at high surgical risk. The purpose of the study was to evaluate the efficacy of 2 nonsurgical modalities for these TTNs. METHODS Twenty-two patients with TTNs larger th...
We report the case of a 74-year-old man with a four-year history of right nephrectomy for clear cell renal carcinoma (CCRC) who was diagnosed with hyperthyroidism. On ultrasound (US), a 5 cm solid isohypoechoic nodule with intranodular vascularization was found in the left thyroid lobe. The nodule was deemed autonomous on (99m)Tc thyroid scan. Methimazole was started and serum thyroid hormone l...
BACKGROUND Thyroid carcinoma has been reported in patients operated for different types of hyperthyroidism and the probability of a hot nodule being malignant seems to be low. The aim of the present study was to explore the relationship between thyroid cancer, hyperthyroidism and outcome in a large cohort of patients who presented to a tertiary cancer centre in Northern Greece. PATIENTS Among...
Percutaneous ethanol injection (PEI) is a technique used only for benign thyroid nodules, cystic or mixed cystic-solid with a large fluid component. It is a quite low-cost, safe, and outpatient method of treatment. Rare and severe complications have been described after PEI: jugular vein thrombosis and severe ethanol toxic necrosis of the larynx combined with necrotic dermatitis. Moreover, only...
A 52-year-old woman presented with a small midline anterior neck mass and a 3-kg-weight loss over the course of one month. The patient was diagnosed with Graves disease based on increased free T4 levels (3.30 ng/dL), suppressed thyroid stimulating hormone (TSH) levels (<0.001 IU/mL), and a high titer of TSH receptor antibodies (32.6 IU/L). Scintigraphy with Tc-99m pertechnetate (Fig. 1) also re...
This study was done retrospectively to analyze the ultrasonographic (US) findings in thyroid scintigraphic hot areas (HA). Three-thousand, eight-hundred and thirty-nine consecutive patients who underwent 99mTc-pertechnetate (n = 3435) or 123I (n = 457) scintigraphy were analyzed. HA were regarded as present when the tracer concentration was greater than the remaining thyroid tissue, or when hem...
BACKGROUND Marine-Lenhart syndrome is defined as the co-occurrence of Graves' disease and functional nodules. The vast majority of autonomous adenomas are benign, whereas functional thyroid carcinomas are considered to be rare. Here, we describe a case of simultaneous occurrence of Marine-Lenhart syndrome and a papillary microcarcinoma embedded in a functional nodule. CASE PRESENTATION A 55 y...
conclusions if the indications and contraindications of minimally invasive thyroidectomy are taken into account, it seems to be a safe procedure and regarding the benefits of this procedure, it's recommended that surgeons pay more attention to this newly developed technique. introduction since 1996 with improvement of endoscopic instrumentation several novel minimally invasive techniques have b...
background: there are inter-observer disagreements between papillary thyroid carcinoma (ptc) with other follicular lesions of thyroid in aspect of diagnosis. cd56 is present on follicular epithelial cells of the normal thyroid. we evaluated the diagnostic value of cd56 expression in ptc, follicular thyroid lesions, and follicular thyroid neoplasms. materials and methods: seventythree cases diag...
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