Specialists of the Roy Castle Foundation have discovered uncharacteristic signs of lung cancer, including sudden significant weight loss and recurring chest infections. Writes about this RIA Novosti .
Also, one of the symptoms may be an enlarged fingertip or a change in their shape. As doctors believe, the reason is a decrease in oxygen in the blood, which indicates a disease of the lungs or heart.
In addition, you should consult a doctor in case of previously uncharacteristic swelling of the face. The symptom may be related to the spread of lung cancer to nearby lymph nodes. The tumor in particular can lead to obstruction of the superior vena cava. For back or shoulder pain, experts advise to undergo an examination, since it is believed that with lung disease, pain appears in the chest.
Earlier, British oncologists found out that the main symptom of skin cancer is the appearance new moles or an external change in existing ones. Doctors also identified five criteria for changing a mole, by which a malignant tumor can be recognized. So, the shape of a mole changes, asymmetry and uneven edges appear. In addition, the formation on the skin changes color: white or blue is added to brown or black. At the same time, the mole grows up to six millimeters in diameter and more, and the tumor focus continues to evolve.