Thyroid Diagnosis

Disorders of the thyroid gland are the most common problems encountered by people in the young and middle adulthood. Women have a higher incidence rate for thyroid disorders. The problems experienced by people with thyroid gland disorders can be really life-threatening so early and appropriate interventions should be given. The appropriate diagnostic tests are essential for proper diagnosis of the disease.

Diagnostic Tests for your Thyroid Gland Blood Test: The test needed to determine if your thyroid has any deviations or performing normally is through blood test. The Serum T3 or triiodothyroxine as well as T4 or thyroxine is the indicators for any disorders of the thyroid. If the T3 and T4 level are low, then a person may be diagnosed of hypothyroidism. On the other hand, if the thyroxine levels are high, then a person may be experiencing hyperthyroidism or Grave’s disease. To determine if thyroid cancer is a concern, the thyroglobulin for follicular adenocarcinoma can become markers for the disease.

Ultrasound: Another diagnostic test is the ultrasound. It is used to determine the structure and consistency of the thyroid gland. They are essential to determine if the nodules of the thyroid are benign or malignant. The ultrasonic waves of the machine produce a highly defined picture of the thyroid gland. To consider a thyroid gland as benign, it should have smooth borders and hyperechoic (more echogenic than the surrounding tissues). On the other hand, a nodule is malignant if it has irregular borders, hypoechoic (less echogenic than the surrounding tissues), microcalcifications or the formation of calcium deposits in the nodules and significant intranodular blood flow. But ultrasound is not considered as a reliable source to determine the existence of cancer. It can be used for the determination of the enlargement of the thyroid.

Radioactive Scanning: A more accurate means to determine disorders of the thyroid is the radioactive scanning and uptake. The radioactive scanning is performed with the use of a radioactive iodine medium. This radioactive medium collects or stays in the thyroid gland before it is excreted in the urine. With the use of the radioactive scanning, you can determine the shape and the activity of your thyroid gland. An abnormality in the gland may be seen through the irregularity of the uptake as well as the location of the gland. For instance, if a portion of the gland is overactive causing to inhibit the actions of the rest of the glands, this could be diagnosed as an adenoma. This disorder can easily be prevented through surgery. On the other hand, if the gland is under active. This may be diagnosed as thyroid cancer because a part of the gland ceases to function normally. The radioactivity exhibited by the gland will determine or serve as an indicator of the metabolic capacity of the gland. The radioactive uptake demonstrates 8 to 35 percent of the gland’s activity. It can determine with 24 hours after administration of radioiodine. If the uptake is low, it can predispose to hypothyroidism. If it is high, this can be diagnosed as hyperthyroidism.

For those who have are at risk of having thyroid cancers, you can submit to biopsy to determine if the nodules of your thyroid gland are benign or malignant.

These are the diagnostic test you can use to determine if your thyroid gland is in its optimal condition or not. “Prevention is better than cure!” so you should take good care of your body. Eat the right kind and amount of foods daily, perform exercises and control all your stresses in life. These things may contribute to a healthier living and may prevent any foreseeable crises that may arise.

Introduction: The aim of this retrospective study was to assess the feasibility and outcome of day case thyroidectomy in an ambulatory surgery centre in Hong Kong.Methods: Patients with day case thyroidectomy carried out between July 2005 and December 2006 were retrospectively reviewed. Day surgery was offered to patients satisfying the selection criteria for day case and having from benign unilobular thyroid disease.Results: Fifty patients had hemithyroidectomy carried out during the study period.

Abstract
Background  Although mutations in the p53 suppressor gene in thyroid carcinoma have usually been detected in anaplastic carcinoma, P53 protein expression has been
detected immunohistochemically in papillary thyroid carcinoma (PTC). In the present study, we examined the immunohistochemical
expression of P53 protein in PTC to investigate the relations between its expression and the clinicopathologic features.

Methods  The study was performed on 68 patients in whom thyroidectomy with lymph node dissection had been performed to treat PTC at

Abstract
Background  Transient hypocalcemia is one of the postoperative complications of thyroidectomy for Graves’ disease, and perioperative parathyroid
hormone (PTH) assays are used to predict postoperative hypocalcemia. We evaluated long-term changes in parathyroid function
after surgery for Graves’ disease.

Methods  Serum PTH values were measured in Graves’ patients with postoperative hypocalcemia, and those patients were followed postoperatively.

Cancer recurrence is more common in patients with multifocal micropapillary cancer who are treated with less than near total thyroidectomy compared to patients with unifocal papillary cancer who are treated with less than near total thyroidectomy, according to data presented on Oct 2, 2008 at the 79th Annual Meeting of the American Thyroid Association (ATA) in Chicago, IL. (Source: Health News from Medical News Today)  

We report a case of papillary thyroid carcinoma (PTC) and chronic lymphocytic leukemia (CLL)/small lymphocytic lymphoma of the thyroid gland. To the best of our knowledge, this is the first such case to be reported in the cytology literature. An 81-year-old male with known CLL presented for routine physical examination and was found to have a left-sided thyroid nodule. Thyroid ultrasound showed a calcified nodule. Fine-needle aspiration biopsy (FNAB) was performed and revealed PTC and an atypical lymphoid infiltrate that was suspicious for lymphoma.

Psammoma bodies (PBs) are believed to represent a process of dystrophic calcification over nonviable and dying tissues. Light microscopic and ultrastructural observations suggest that PB formation follows the intracellular assembly of precursor substances and their calcification leading to death of tumor cells and their release. It may also be the result of local secretion of precursor substances like collagen by tumor cells into extracellular space and their calcification.

The link between thyroid dysfunction and cardiovascular diseases has been recognized for more than 100 years. Although overt hypothyroidism leads to impaired cardiac function and possibly heart failure, the cardiovascular consequences of borderline low thyroid function are not clear. Establishment of a suitable animal model would be helpful. In this study, we characterized a rat model to study the relationship between cardiovascular function and graded levels of thyroid activity.

Abstract
Purpose  Surgeon inexperience has been defined as a significant predictor of deleterious outcome in thyroid surgery; however, the safety
of training programs in which residents are the primary surgeons is controversial. The objective of this prospective study
was to compare the complication rates of total thyroidectomy (TT) performed by residents with those of TT performed by specialist
surgeons in similar patient groups.

[Hereditary thyroid cancer.]
Chirurg. 2008 Sep 27;
Authors: Dralle H, Machens A, Lorenz K