Overview
Metastatic malignant neoplasm to the large intestine refers to cancer that has spread from another part of the body to the colon or rectum. These metastases are secondary tumors, distinct from primary colorectal cancers.Diagnosis
Diagnosis typically involves imaging studies such as CT scans, MRI, or PET scans to identify the metastatic lesions.
Endoscopic evaluation with biopsy is crucial for definitive histological confirmation and to differentiate from primary colorectal cancer 1.Management
Management is highly individualized and depends on the primary cancer type, extent of metastasis, patient's overall health, and symptoms.
Treatment options may include surgery to resect the metastatic lesions, chemotherapy, radiation therapy, or targeted therapies, often guided by the primary tumor's characteristics 1.
Palliative care consultation may be beneficial for symptom control and advanced care planning, particularly in patients with advanced disease 1.Key Recommendations
Palliative care consultation may be beneficial for symptom control and advanced care planning in patients with advanced cancer 1. (Evidence: Moderate)
Endoscopic evaluation with biopsy is crucial for definitive histological confirmation of metastatic lesions in the large intestine 1. (Evidence: Moderate)
Treatment strategies should be individualized based on the primary cancer, extent of metastasis, and patient condition 1. (Evidence: Expert opinion)References
1 Walsh AK, Guo MZ, Leuschner T, Ejaz A, Pawlik TM, Wells-Di Gregorio S et al.. The Role of Specialty Palliative Care in Elective Surgical Oncology: A Systematic Review. Annals of surgical oncology 2025. link