High cytokeratin 19 fragment should first identify the cause of the disease and treat the cause.
Cytokeratin 19 belongs to a kind of tumor marker, and this test is one of the important indicators in common respiratory tract tumors. If high cytokeratin 19 fragment is caused by non-small cell lung cancer, the treatment includes chemotherapy, targeted therapy, biological therapy and so on.
1. Chemotherapy: cisplatin and nedaplatin can be used in combination with paclitaxel and vincristine.
2. Targeted therapy: mainly based on the target point for the selection of drugs. Commonly used drugs include gefitinib, erlotinib, afatinib, ositinib and so on.
3. Biological therapy: such as monoclonal antibody drugs nabumab and pembrolizumab.
In addition, patients with breast cancer, cervical cancer, bladder cancer, etc. may also trigger high cytokeratin 19 fragment. Therefore, if the examination structure shows high cytokeratin 19 fragment, it is recommended to go to the hospital for low-dose CT in order to determine the cause of the disease as early as possible and carry out standardized treatment to reduce the adverse effects of the disease. Avoid blind self-medication.