Impact of Primary Tumor Laterality on Adjuvant Hepatic Artery Infusion Pump Chemotherapy in Resected Colon Cancer Liver Metastases: Analysis of 487 Patients

Author(s):  
Sepideh Gholami ◽  
Susan Stewart ◽  
Nancy Kemeny ◽  
Mithat Gönen ◽  
Bas Groot Koerkamp ◽  
...  
2019 ◽  
Vol 37 (2) ◽  
pp. 333-339
Author(s):  
Changli Peng ◽  
Chunhui Zhou ◽  
Gang Li ◽  
Haiping Li ◽  
Liangrong Shi

AbstractTo evaluate the benefits and risks of hepatic artery infusion (HAI) gemcitabine and floxuridine (FUDR) in patients with nasopharyngeal carcinoma liver metastases. HAI catheter systems were implanted under the guide of digital subtract angiography (DSA) in 16 patients with unresectable nasopharyngeal carcinoma liver metastases. HAI gemcitabine and FUDR in combination with radiotherapy and systemic chemotherapy were delivered. Disease control rate (DCR) of intrahepatic lesions is 100%, objective response rate (ORR) of intrahepatic lesions is 87.5%, including 4 patients (25%) with complete response (CR), 10 patients (62.5%) with partial response (PR) and 2 patients (12.5%) with stable disease (SD). The median overall survival (mOS) was 30 months. There was no significant difference between patients with < 9 intrahepatic lesions and patients with ≥ 9 intrahepatic lesions (31 months vs. 24 months, P = 0.562). Patients without extrahepatic metastases has longer survival than patients with extrahepatic metastases (31 months vs. 17 months, P = 0.005). In all 72 cycles of HAI, the main grade 3/4 toxicities related to HAI include: leukopenia occur in 8 cycles (11.1%), thrombocytopenia in 5 cycles (6.9%), AST/ALT elevation in 12 cycles (16.7). Catheter related complications occurred in 2 patients (12.5%). HAI gemcitabine and FUDR is effective to improve DCR of intrahepatic lesions and prolong mOS for patients with nasopharyngeal carcinoma liver metastases, and is associated with a relative low rate of toxicity.


2018 ◽  
Vol 36 (4_suppl) ◽  
pp. 776-776
Author(s):  
Sepideh Gholami ◽  
Nancy E. Kemeny ◽  
Mithat Gonen ◽  
Andrea Cercek ◽  
Peter Kingham ◽  
...  

776 Background: Patients with a right-sided (R) and/or KRAS-mutated (KRAS-MUT) primary tumors have inferior outcomes compared to patients with left sided (L) and/or KRAS-wildtype (KRAS-WT) cancers. Adjuvant hepatic artery pump infusion (HAI) chemotherapy improves overall survival (OS) in patients with colorectal liver metastases (CRLM). We investigated the impact of HAI in relation to the laterality and KRAS status of the primary tumors. Methods: Patients with resected CRLM and available KRAS-status, treated with and without adjuvant HAI were reviewed from a prospective institutional database. Rectal tumors were excluded. Correlations between adjuvant HAI, clinicopathological factors including laterality, KRAS status and OS were analyzed. Cox proportional hazard regression was used to assess survival outcomes comparing R (cecum to transverse colon, excluding appendix) versus L (splenic flexure to sigmoid) colon cancers. Results: 490 patients (R, n = 183; L, n = 307) were evaluated between 1993-2012 (median follow up of 6.5 years). Fifty-six percent (n = 277) received adjuvant HAI. Adjuvant HAI was associated with improved median OS in both R (7.0 vs. 4.4 years, p = 0.006) and L tumors (10.5 vs. 5.4 years, p < 0.01). On multivariate analysis, HAI remained associated with improved OS (HR 4.49, p = 0.001) independent of primary tumor site and other clinical predictors (Table). Conclusions: Adjuvant HAI after resection of CRLM is independently associated with improved OS regardless of laterality of primary tumor. Treatment with adjuvant HAI correlates with improved prognosis in patients with resectable L/KRAS-MUT and R/KRAS-WT tumors. The biological difference for these outcomes requires further investigation. [Table: see text]


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