Articles on oncology

Skin cancers are malignant tumors that develop from the cells of the superficial layer of the skin (epidermis). There are 2 main types of skin cancers - basal cell and squamous cell. Both types have a favorable prognosis, as they quite rarely metastasize to lymph nodes and internal organs, and there

Melanoma is a malignant skin tumor that develops from melanocytes—cells that produce the pigment melanin. The diagnosis is established after performing an excisional biopsy (removal of the tumor with a small margin from the tumor edge) and histological examination, during which the thickness

EUS — in a short abbreviation, the encrypted words endoscopic ultrasonography. This is a high-tech method of examining organs of the gastrointestinal tract. Its uniqueness is that it includes two types of diagnostics at once — endoscopy and ultrasound examination.

The development of malignant neoplasia of the skin prevails in the light-skinned population, in particular - in blue-eyed and gray-eyed people with blond hair, redheads, as they are prone to sunburn and freckles. Women and men are affected with equal frequency, dark-skinned people are rarely affecte

Prostate cancer (PCA) – it is a malignant tumor that arises from the epithelium of alveolar cellular glands. The probability of developing this oncological disease in men increases significantly with age. About 99% of prostate cancer cases are diagnosed in men over 50. The main factors that i

Diseases of the lips include cheilitis, traumatic damage to the lips, neoplasms of the lips, and purulent-inflammatory lesions of the lips. Cheilitis is an inflammatory process of the red border, skin and mucous membrane of the lips. Dentists and maxillofacial surgeons deal with this pathology, dep

In the Medical Network "Wellbeing" it is possible to conduct biopsies of soft and hard tissues of the maxillofacial area of ​​any level of complexity. Biopsy (from Dr. Greek βίος — life + ὄψις — appearance) is an additional research metho

Symptoms of stomach cancer in women and men, treatment Gastric cancer is a malignant tumor from the epithelial cells of the gastric mucosa. In terms of prevalence, it is among the "ten" most common cancers. Treatment of stomach cancer in the early stages helps to extend the life expectancy of patien

The influence of the sun on the skin Tan — it is the darkening of the skin due to the production of melanin pigment by the cells of the lower layer of the epidermis, called melanocytes, under the influence of ultraviolet UV rays, which activate them. Ultraviolet takes part in the natural syn

Biopsy A biopsy is a diagnostic procedure that involves the lifetime collection of samples of cells or tissues of the body for the purpose of their further microscopy (cytological and histological examination). Interpretation of biopsy results is the task of a specialist with appropriate qualificat

Primary bone cancer is a general term that includes several types of bone sarcoma, which are rare diseases. Among them are osteogenic, chordoma, chondrosarcoma and Ewing's sarcoma. In the structure of the incidence of all malignant bone tumors, the last type occupies 2-3 places. According to various

Lipoma - symptoms, causes of appearance. Treatment of lipoma without surgery Lipoma is a neoplasm consisting mainly of adipose tissue. It rarely represents a serious pathology, but in many cases it is an unpleasant cosmetic defect, and in some localizations it can cause pain. What is it and how to t

Kaposi's sarcoma: causes, symptoms and diagnosis The first documented description of Kaposi's sarcoma dates back to 1872. In European countries, people in the age range from 50 to 70 years are more prone to the disease, and men get sick 2-3 times more often than the female part of the population. W

Melanoma (skin cancer) – a malignant skin disease characterized by rapid development and damage to internal organs. Most often, the disease is diagnosed in young people and older people (after 65 years). Representatives of the European race with light skin are at the greatest risk. Heredity pl

Causes, symptoms and treatment of breast cyst A pathology in the form of a capsule with liquid contents that develops in the ducts of the mammary gland is called a cyst. The neoplasm can be single or multiple, develop asymptomatically and be accompanied by hormonal changes. Breast cyst treatment sho

The anus has internal and external sphincters formed by muscle rings (closing muscles). The main function of this anatomical structure is the release of feces (defecation), and the sphincters control this process. Frequent pathologies of this zone are hemorrhoids, a mucosal defect, and tumors (malig

Brain cancer is the general name for malignant brain tumors that differ in the degree of malignancy, prevalence in different age groups, histological features and progression. A brain tumor can be primary or secondary (metastatic), and the second form is much more common. Varieties Gliomas are the

Lip cancer is a tumor of malignant origin originating from the epithelial layer of the red border of the lips. The term "red border" refers to the border area, the place where the skin turns into a mucous membrane, permeated with many blood vessels and nerve endings. Despite the relatively small sha