Germ cell tumors are a type of cancer that develops from the cells that produce sperm or eggs. They can occur in the testicles, ovaries, or other parts of the body, such as the chest, abdomen, or pelvis.

Germ cell tumors are rare and can occur at any age, but they are most common in young adults. The symptoms of germ cell tumors depend on the location of the tumor, but they can include pain, swelling, or a mass in the testicles or ovaries, as well as chest pain, shortness of breath, or coughing in cases of tumors in the chest.

Treatment for germ cell tumors usually involves surgery to remove the tumor, followed by chemotherapy or radiation therapy to kill any remaining cancer cells. The type and duration of treatment depend on the stage of cancer and the individual's overall health.

The prognosis for germ cell tumors varies depending on the location and stage of cancer, as well as the individual's age and overall health. With early diagnosis and treatment, most people with germ cell tumors can be cured. It is important to seek medical attention if you experience any symptoms associated with germ cell tumors.