Do malignant tumors cause pain?
Jun 25, 2025
Source: Cainiu Health
Dr. Qi Zhirong
Introduction
In the early stages of malignant tumors, pain may not be obvious. As the tumor grows, pain can result from direct invasion or compression of surrounding tissues and organs. Increased tension in the tumor capsule can also cause pain. Additionally, severe pain may occur when the tumor ulcerates or becomes infected. During the treatment process for malignant tumors, such as surgery, radiotherapy, and chemotherapy, pain may also be induced.
Generally, malignant tumors can cause pain. The detailed analysis is as follows:
Malignant tumor is a disease in which body cells begin to grow abnormally and lose normal control, forming a tumor that can invade surrounding tissues and spread to other parts of the body through the blood and lymphatic systems. Pain may not be obvious in the early stages of malignant tumors. As the tumor grows, it may directly invade or compress surrounding tissues and organs, causing tissue damage, inflammatory responses, nerve compression or invasion, and obstruction of hollow organs, all of which can cause pain.
Tumors can also cause increased tension in the surrounding capsule, resulting in pain. In addition, severe pain may occur when a tumor ulcerates or becomes infected. During the treatment process for malignant tumors, such as surgery, radiotherapy, and chemotherapy, pain may also occur. These pains may appear early in the cancer but will become more pronounced in the middle and late stages.
In daily life, maintaining a balanced diet, engaging in moderate exercise, ensuring adequate sleep, and maintaining a positive mindset, along with eating more fruits and vegetables, ensuring sufficient sleep, staying optimistic, reducing stress, and undergoing regular physical examinations are all beneficial for maintaining good health.
