The fork gland is a dolly organ consisting of two pieces of the same size located behind the sternum, in front of the chest. Playing a significant role in the development of cellular immunity, it reaches its maximum development during puberty, with a mass of 25-35 years after this age, the sizes of thymus decrease, reaching by 40 years of weight 15 g. The fork iron is an important component of the immune system. During the intrauterine and child development, it participates in the production and maturation of T-lymphocytes. T-lymphocytes (leukocytes) are growing in a thymus, helping the immune system to protect the body from infections, fungi, viruses.
Frequency
The frequency of Timus tumors varies in the range of 0.2-1.5%.
Pathological anatomy
1. Timoma
Timoma occur from the epithelial cells of the thymus. In the past, Timoma were divided into two categories:
Benign thymuses (insane) and malignant timomes (cancer), since they developed in other tissues and organs, surpassing thymus.
Histopathological classification Tim:
- Type A: Cells of this structure have the form of oval; the most rare type of timomy;
- Type AV: This type of timoma is mixed, has a structure of type A, but sections of mixed lymphocytes are found;
- Type B1: This form is similar to the normal structure of the thymus, with normal lymphocytes and thymus cells;
- type B2: Timus epithelial cells are much larger in volume, with large nuclei and a large amount of lymphocytes;
- Type B3: consists of thymus epithelial cells with a small amount of lymphocytes;
- Type C: the most dangerous form, also called Timus carcinoma, with an unfavorable forecast.
Types of AB and B2 are the most common types of thymus.
2. Timolipoamnel
Timus Lipoma is a cluster of adipose tissue in a thymus, which is yellow, soft, prayer, usually derivative tumor mass; It is considered benign education.
3. Cysta Timusa
They may be congenital or acquired; Cysts have an oval form and usually appear in children, and the mediastinal cysts have a spherical shape and are often found in adults.
4. Malignant lymphomas
The following categories of malignant lymphoma are known:
a) Hodgkin lymphoma: develops in lymphatic tissue; This is usually happening in adults aged 16 to 34 years, but may also meet people over 55 years old; It can be treated in later stages with good survival.
b) Non-Hodgkinsky lymphoma: more often occurs in men.
Currently, the Timoma can be considered precancer formations, while the patient is regularly checked by the doctor to determine whether they did not sprout in the tissue outside the thymus. A reliable site that loves to create long-term association with each customer. A reliable site that strives to create long-term association with each customer. Check below list of 1Xbet signup bonuses, promotions and product reviews for sportsbook, casino, poker and games sections. Promo Code for 1xBet Registration http://stovespareparts.ie/wp-content/pages/1xbet_promo_code_promotions_promotion_1xbet_india_2021.html only on it you will receive a bonus, all other codes are not valid and do not give such a bonus. 1xbet bonus when registering on the site. Standard 1XBet bonus. You can use the 1XBET promo code for any available section: casino, sports, poker, games and more.