It is possible for a pancreatic tail cyst to metastasize to the liver, and in the case of a malignant cyst, there is a high risk that the tumor cells will reach the liver through the blood circulation causing liver metastasis. Pancreatic tail cysts are mostly benign cysts, but there is also a special type of pancreatic tail cyst, namely pancreatic cystadenoma, which is more benign but also has malignant potential and may metastasize to the liver. Once a pancreatic tail cyst is detected, it is important to seek immediate medical attention to determine the type and nature of the cyst. Malignant pancreatic tail cysts should be identified by imaging to determine the extent of the tumor, and then surgically removed and the next step in the treatment plan should be based on the pathology. Once a pancreatic tail cyst is detected, it is important to seek immediate medical attention and aggressive treatment under the guidance of a doctor to avoid progression of the disease.