Can a blood test detect nasopharyngeal cancer? What are the best tests for nasopharyngeal cancer?

In recent years, the incidence of nasopharyngeal cancer has increased, and the early symptoms of nasopharyngeal cancer are not obvious, which makes patients quite worried. So, can blood tests detect nasopharyngeal cancer? What are the best tests for nasopharyngeal cancer?

Nasopharyngeal carcinoma often occurs in the pharyngeal recess and anterior wall of the nasopharynx. The lesions can be nodular, ulcerative, submucosal infiltrates, etc. Most of them are poorly differentiated squamous cell carcinomas. Others may be adenocarcinomas, undifferentiated carcinomas, etc.

A blood test cannot detect nasopharyngeal cancer. Generally speaking, blood tests cannot confirm whether a person has cancer. Cancer is the result of the body's normal cells becoming cancerous due to the effects of various carcinogenic substances and factors, such as environmental pollution, chemical pollution, chemical toxins, ionizing radiation, free radical toxins, microbial bacteria, fungi, viruses, and their metabolic toxins, genetic characteristics, endocrine imbalance, and immune dysfunction. It is often manifested as a local mass formed by abnormal proliferation of cells in local tissues.

The prevention and treatment of nasopharyngeal carcinoma lies in early detection, early diagnosis, and early treatment. In normal times, everyone should change their bad eating habits, such as not eating pickled foods and not smoking. For those living in southern provinces of my country, especially those in high-incidence areas of nasopharyngeal carcinoma such as the Pearl River Delta, or those with a family history of nasopharyngeal carcinoma, regular check-ups are also an important prevention method. The earlier nasopharyngeal carcinoma is discovered, the better the prognosis; the later it is discovered, the less likely it is to be cured and the worse the prognosis. In other words, early diagnosis and early treatment can significantly improve the survival rate after treatment.

The examination methods for nasopharyngeal carcinoma include indirect nasopharyngeal endoscopy, nasopharyngeal fiber endoscopy, nasopharyngeal CT and MRI. Pathological examination is the most important basis for the diagnosis of nasopharyngeal carcinoma.