Related Experiment Video
Updated: Jan 26, 2026
05:39
Spontaneous Murine Model of Anaplastic Thyroid Cancer
Published on: February 3, 2023
2.2K
Thyroid Cancer in Ecuador, a 16 years population-based analysis (2001-2016)
Jorge Salazar-Vega1,2, Esteban Ortiz-Prado3,4, Paola Solis-Pazmino5
1OneHealth Research Group, Faculty of Medicine, Universidad de las Americas, Calle de los Colimes y Avenida De los Granados, 170137, Quito, Ecuador.
BMC Cancer
|April 4, 2019
Summary
Ecuador shows high thyroid cancer rates, especially in women, but with a low mortality rate. This study provides the first national epidemiological data for thyroid cancer in Ecuador.
Area of Science:
- Endocrinology
- Oncology
- Public Health
Background:
- Thyroid cancer is a globally prevalent endocrine neoplasia.
- Epidemiological data from Andean countries, including Ecuador, is limited.
- This study addresses the lack of national reports on thyroid cancer epidemiology in Ecuador.
Purpose of the Study:
- To present the epidemiology of thyroid cancer in Ecuador.
- To analyze the burden of disease associated with thyroid cancer in the country.
Main Methods:
- A cross-sectional, population-based analysis of thyroid cancer data in Ecuador from 2001 to 2016.
- Inclusion of variables such as mortality rates, patient demographics, geographical trends, and disease burden.
- Data sourced from the Ministry of Public Health, Vital Statistics Deaths and Births Databases, and the National Institute of Census and Statistics (INEC).
Main Results:
- Over 16 years (2001-2016), Ecuador reported 23,632 hospital admissions and 1539 deaths due to thyroid cancer.
- An average of 1477 cases and 96 deaths occurred annually.
- Annual incidence increased from 3 to 22 per 100,000 inhabitants; women were 5 times more likely to be diagnosed than men.
Conclusions:
- Ecuador exhibits one of the highest thyroid cancer incidence rates in Latin America, particularly among women.
- Despite high frequency, the mortality rate for thyroid cancer in Ecuador is relatively low.
- Further research into pathological variants and grading of thyroid neoplasia is recommended.
Related Concept Videos
01:24Cattell's 16 Personality Factors
2.4K
Raymond Cattell's trait theory offers a structured framework for understanding personality by distinguishing between two critical traits: surface and source traits. Surface traits are observable patterns of behavior, such as indecisiveness, anxiety, and irrational fears. These traits are less stable, varying across situations and over time. This means that they are less helpful in understanding the deeper aspects of an individual's personality.
In contrast, source traits are the...
In contrast, source traits are the...
2.4K
01:12Analysis of Population Pharmacokinetic Data
698
Analysis of population pharmacokinetic data involves studying the behavior of drugs within diverse populations to understand their pharmacokinetic parameters. Traditional pharmacokinetic methods typically involve collecting samples from a few individuals and estimating these parameters. While these methods are commonly used, they have limitations in capturing the variability in drug response among individuals or heterogeneous populations. Population pharmacokinetics is employed to address these...
698
02:04Conservation of Small Populations
16.7K
Small population sizes put a species at extreme risk of extinction due to a lack of variation, and a consequent decrease in adaptability. This weakens the chances of survival under pressures such as climate change, competition from other species, or new diseases. Large populations are more likely to survive pressures such as these, as such populations are more likely to harbor individuals that have genetic variants that are adaptive under new stresses. Small populations are much less...
16.7K
01:25What is Population Genetics?
64.6K
A population is composed of members of the same species that simultaneously live and interact in the same area. When individuals in a population breed, they pass down their genes to their offspring. Many of these genes are polymorphic, meaning that they occur in multiple variants. Such variations of a gene are referred to as alleles. The collective set of all the alleles within a population is known as the gene pool.
64.6K
00:57Population Growth
28.2K
Population size is dynamic, increasing with birth rates and immigration, and decreasing with death rates and emigration. In ideal conditions with unlimited resources, populations can increase exponentially, which plots as a J-shaped growth rate curve of population size against time. This type of curve is characteristic of newly-introduced invasive species, or populations that have suffered catastrophic declines and are rebounding.
28.2K
01:23The Thyroid Gland
6.9K
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...
The follicles have a central cavity lined by simple cuboidal to squamous epithelial cells called follicular cells. These cells produce the glycoprotein...
6.9K