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Goiter

Goiter

Goiter refers to an abnormal enlargement of the thyroid gland that may appear as a diffuse goiter (uniform enlargement) or nodular (single or multiple nodules). Functionally, it is classified as nontoxic (normal/low hormone levels) or toxic (excess hormone production).PathophysiologyDiffuse thyroid enlargement typically results from prolonged stimulation by thyroid-stimulating hormone (TSH) or TSH-like agents, commonly seen in hypothyroidism or iodine deficiency. In contrast, in hyperthyroid...

Hyperthyroidism II: Pathophysiology

Hyperthyroidism II: Pathophysiology

Hyperthyroidism is a hypermetabolic state caused by elevated levels of thyroid hormones, triiodothyronine (T3) and thyroxine (T4). It results from dysregulation at the thyroid, pituitary, or immune system level and affects multiple organ systems.PathophysiologyThe most common cause of hyperthyroidism is Graves’ disease, an autoimmune disorder in which antibodies, specifically thyroid-stimulating antibodies (TSAb), a subtype of TSH receptor antibodies (TRAb), bind to and activate TSH receptors...

The Thyroid Gland

The Thyroid Gland

The thyroid gland is a small, butterfly-shaped gland located in the neck and covers the anterior surface of the trachea. The gland has two lateral lobes connected by a thin tissue mass called the isthmus. Internally, each lobe comprises many small spherical structures known as thyroid follicles, surrounded by a network of blood vessels.
The follicles have a central cavity lined by simple cuboidal to squamous epithelial cells called follicular cells. These cells produce the glycoprotein...

Hyperthyroidism I: Introduction

Hyperthyroidism I: Introduction

Hyperthyroidism is a type of thyrotoxicosis characterized by the thyroid gland's overproduction of the thyroid hormones triiodothyronine (T3) and thyroxine (T4). This hormone excess increases the basal metabolic rate and enhances sensitivity to catecholamines.DiagnosisDiagnosis is based on clinical features and biochemical testing. It typically shows suppressed thyroid-stimulating hormone (TSH) levels below 0.4 mIU/L, with elevated free T3 and/or T4. Additional tests, including thyroid...

Graves Disease II: Pathophysiology

Graves Disease II: Pathophysiology

Graves’ disease is an autoimmune disorder characterized by the production of thyroid-stimulating immunoglobulins (TSI) that activate TSH receptors, leading to excessive synthesis and release of thyroid hormones (T3 and T4) and resulting in hyperthyroidism.Among all causes of hyperthyroidism, Graves’ disease is the most common and can happen at any age, though it is more frequent in women. It produces a hypermetabolic state with features such as weight loss, tachycardia, tremor, and heat...

Synthesis and Regulation of Thyroid Hormones

Synthesis and Regulation of Thyroid Hormones

Low blood levels of the thyroid hormones — triiodothyronine (T3) and thyroxine (T4) — signal the hypothalamus to release the thyrotropin-releasing hormone (TRH). TRH then reaches the pituitary gland and stimulates the release of thyroid-stimulating hormone(TSH) into the bloodstream.
Upon reaching the thyroid gland, TSH stimulates the follicular cells' active uptake of iodide ions from the blood. The ions diffuse to the apical surface of the cells and are oxidized to iodine. The iodine is then...

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Related Experiment Video

Updated: Jun 12, 2026

Minimal Invasive Resection of Large Retrosternal Thyroid Goiter

Minimal Invasive Resection of Large Retrosternal Thyroid Goiter

Published on: September 20, 2024

[Total thyroidectomy for multinodular goiter].

¹Universitätsmedizin der Johannes-Gutenberg-Universität Mainz, Mainz. Musholt@uni-mainz.de

Der Chirurg; Zeitschrift Fur Alle Gebiete Der Operativen Medizen

|June 15, 2010

Summary

This summary is machine-generated.

Total thyroidectomy is increasingly favored for multinodular goiter over partial resections. Preserving thyroid tissue remains relevant, but total removal offers benefits for incidental cancers and recurrence, with comparable risks.

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Minimal Invasive Resection of Large Retrosternal Thyroid Goiter

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Area of Science:

Endocrinology
General Surgery
Surgical Oncology

Context:

Multinodular goiter is a common endocrine disorder frequently managed by general and visceral surgeons.
National DRG statistics indicate a trend towards total thyroidectomy over partial thyroid resections.
The shift is driven by viewing multinodular goiter as a whole-organ disease and the benefits of total thyroidectomy in avoiding secondary interventions.

Purpose:

To analyze the current trends in surgical management of multinodular goiter.
To evaluate the evidence supporting total thyroidectomy versus other surgical approaches.
To discuss the role of preserving thyroid tissue in the context of evolving surgical practices.

Summary:

Total thyroidectomy is increasingly replacing partial resections for multinodular goiter due to its organ-wide approach and avoidance of secondary interventions for incidental thyroid cancers and recurrence.
While total thyroidectomy offers comparable operative risks, long-term data on thyroid hormone substitution after both total and sub-total thyroidectomies are limited.
Preservation of functionally relevant normal thyroid tissue remains a viable alternative, especially considering patient-specific factors and compliance.

Impact:

Highlights the growing preference for total thyroidectomy in managing multinodular goiter.
Identifies the need for more research on long-term outcomes of thyroid hormone replacement therapy post-thyroidectomy.
Underscores the continued relevance of conservative surgical approaches in select cases of multinodular goiter.