Skin cancer: learn how to prevent, diagnose and treat

According to the National Cancer Institute (Inca), of the Ministry of Health, the skin cancer it is the most common cancer in Brazil and in the world.

Just as an example, accounting for 27% of all malignant tumors in the country is excessive exposure to the sun and not using sunscreen.

Are risk factors for the development of cancer of skin, in a sunny country like Brazil, it is necessary to be aware of the symptoms of the disease.

After all, the importance of early diagnosis, therefore, being informed that it is the best way to prevent, diagnose and treat the disease.

In addition to prolonged and repeated exposure to the sun (especially in childhood and adolescence) as well as other risk factors include skin cancer.

Bright eyes, albinism and vitiligo, people with a family history of the disease and those receiving immunosuppressants are also more vulnerable.

As well, this situation is more common among people over 40, but as young people continue to be exposed to the sun.

The average age of patients is decreasing, childhood is the period most susceptible to the harmful effects of radiation ultraviolet.

This period will manifest itself in the form of skin cancer in adulthood, by the way, if we consider the cumulative effect of solar radiation.

We must start prevention from babies and avoid Exposure to the sun in times of risk.

Avoid using certain products at this age”, explains director Ana Cristina Pinho. INCA


-Avoid prolonged exposure to the sun between 10:00 and 16:00. -Look for the shade.

-Wear suitable protective equipment such as wide-brimmed clothing, hats or hats, UV-resistant sunglasses, umbrellas and tents.

-Skin exposed to the sun with a sun protection factor of at least 30, not only because the sunscreen must be reapplied every two hours after exposure to the sun.

Diving or heavy sweating, even “waterproof” sunscreens should be reused.

– On cloudy days, protection is also important.

-At tattoos they can cover up the wounds, so it's worth paying attention.


Patients with suspicious signs of skin cancer should go to the nearest clinic, but also in an emergency you should look for an emergency room (UPA).

Diagnosis is usually made by a dermatologist or surgeon through a clinical examination.

But also in some cases, theInspections must be performed to allow you to see certain layers of skin that are invisible to the naked eye.

Just to illustrate in some cases, an invasive test is needed, which is a biopsy, surgery is the most suitable treatment for skin cancer.

Treatment strategies for advanced disease should aim to delay disease progression.

Provide a longer survival period for patients with poor prognosis.

After all, the second skin cancer with the highest incidence in humans, it is equivalent to about 20% of the cases of the disease.

They often cause pain and bleeding.

Although it accounts for only 10% of cases, it is the most serious because it can quickly metastasize.

The spread of tumors to others body organs – and cause death, as we all know, black spots or spots can grow quickly.

Changing color and shape, the lesion may also be accompanied by bleeding.

Melanoma is the most serious form of tumor and can appear anywhere on the body, skin or mucous membranes in the form of spots, spots or moles.

These lesions are often asymmetrical in shape, have jagged edges, more than one color, and change size quickly.

Although rarer, it is a very aggressive skin cancer that can cause death, each year it is responsible for 8,400 new cases in the Brazil.