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Rees JR, Weiss JE, Gunn CM, Carlos HA, Dragnev NC, Supattapone EY, Tosteson AN, Kraft SA, Vahdat LT, Peacock JL. Cancer Epidemiology in the Northeastern United States (2013-2017). CANCER RESEARCH COMMUNICATIONS 2023; 3:1538-1550. [PMID: 37583435 PMCID: PMC10424700 DOI: 10.1158/2767-9764.crc-23-0152] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [MESH Headings] [Grants] [Track Full Text] [Figures] [Subscribe] [Scholar Register] [Received: 06/20/2023] [Revised: 07/09/2023] [Accepted: 07/11/2023] [Indexed: 08/17/2023]
Abstract
We tested the hypotheses that adult cancer incidence and mortality in the Northeast region and in Northern New England (NNE) were different than the rest of the United States, and described other related cancer metrics and risk factor prevalence. Using national, publicly available cancer registry data, we compared cancer incidence and mortality in the Northeast region with the United States and NNE with the United States overall and by race/ethnicity, using age-standardized cancer incidence and rate ratios (RR). Compared with the United States, age-adjusted cancer incidence in adults of all races combined was higher in the Northeast (RR, 1.07; 95% confidence interval [CI] 1.07-1.08) and in NNE (RR 1.06; CI 1.05-1.07). However compared with the United States, mortality was lower in the Northeast (RR, 0.98; CI 0.98-0.98) but higher in NNE (RR, 1.05; CI 1.03-1.06). Mortality in NNE was higher than the United States for cancers of the brain (RR, 1.16; CI 1.07-1.26), uterus (RR, 1.32; CI 1.14-1.52), esophagus (RR, 1.36; CI 1.26-1.47), lung (RR, 1.12; CI 1.09-1.15), bladder (RR, 1.23; CI 1.14-1.33), and melanoma (RR, 1.13; CI 1.01-1.27). Significantly higher overall cancer incidence was seen in the Northeast than the United States in all race/ethnicity subgroups except Native American/Alaska Natives (RR, 0.68; CI 0.64-0.72). In conclusion, NNE has higher cancer incidence and mortality than the United States, a pattern that contrasts with the Northeast region, which has lower cancer mortality overall than the United States despite higher incidence. Significance These findings highlight the need to identify the causes of higher cancer incidence in the Northeast and the excess cancer mortality in NNE.
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Affiliation(s)
- Judy R. Rees
- Department of Epidemiology, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
- Dartmouth Cancer Center, Lebanon, New Hampshire
| | | | - Christine M. Gunn
- Dartmouth Cancer Center, Lebanon, New Hampshire
- The Dartmouth Institute for Health Policy and Clinical Practice, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
| | | | | | | | - Anna N.A. Tosteson
- Dartmouth Cancer Center, Lebanon, New Hampshire
- The Dartmouth Institute for Health Policy and Clinical Practice, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
| | - Sally A. Kraft
- Dartmouth College, Hanover, New Hampshire
- Dartmouth Health, Lebanon, New Hampshire
| | - Linda T. Vahdat
- Dartmouth Cancer Center, Lebanon, New Hampshire
- Dartmouth Health, Lebanon, New Hampshire
| | - Janet L. Peacock
- Department of Epidemiology, Geisel School of Medicine at Dartmouth, Hanover, New Hampshire
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Evaluation of lymph node adequacy in patients with colorectal cancer: Results from a referral center in Iran. FORUM OF CLINICAL ONCOLOGY 2022. [DOI: 10.2478/fco-2022-0005] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/26/2022] Open
Abstract
Abstract
Background
The presence of lymph node metastasis is one of the most important prognostic factors for long-term survival of patients with colorectal cancer. Therefore, thorough pathologic examination of at least 12 lymph nodes is essential for accurate staging of this disease, as well as for choosing the best adjuvant treatment. The aim of this study is to assess the adequacy of lymph node harvest in patients with colorectal cancer.
Methods
This observational, cross-sectional study was performed on 584 patients with colorectal adenocarcinoma who had undergone surgery from 2012 to 2017. Thereafter, the relevant demographic, pathological, and surgical data were extracted from the patients' medical records; and a relationship between the number of evaluated lymph nodes and other variables was also assessed.
Results
Among 584 studies cases in this study, 336 (57.5%) subjects had fewer than 12 evaluated lymph nodes. Mean and median number of the evaluated lymph nodes were calculated as 10.7 (±5.6) and 10, respectively. The patients aged 60 years old and older and the cases with tumors located in descending colon and rectum were observed to have a higher likelihood of inadequate lymph node retrieval. After an average follow-up of a 60-month period, 63% of the patients were alive. For the patients in whom fewer than 12 lymph nodes had been assessed, the median survival was estimated to be 48 months. For the patients in whom the number of evaluated lymph nodes was ≥12, median survival was calculated to be 54 months.
Conclusion
The number of lymph nodes evaluated in our study was less than the standard number in more than half of the patients. Among various other factors, older age and tumor location in descending colon and rectum are found to be associated with suboptimal assessment of lymph nodes. The number of lymph nodes dissected is also associated with survival.
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Ramachandra C, Sugoor P, Karjol U, Arjunan R, Altaf S, Patil V, Kumar H, Beesanna G, Abhishek M. Robotic Complete Mesocolic Excision with Central Vascular Ligation for Right Colon Cancer: Surgical Technique and Short-term Outcomes. Indian J Surg Oncol 2020; 11:674-683. [PMID: 33281407 PMCID: PMC7714811 DOI: 10.1007/s13193-020-01181-9] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/22/2020] [Accepted: 07/17/2020] [Indexed: 12/14/2022] Open
Abstract
BACKGROUND Minimally invasive colorectal surgery has demonstrated to have the same oncological results as open surgery, with better clinical outcomes. Robotic assistance is an evolution of minimally invasive technique. PURPOSE The study aims to present technical details and short-term oncological outcomes of robotic-assisted complete mesocolic excision (CME) with central vascular ligation (CVL) for right colon cancer. METHODOLOGY Fifty-two consecutive patients affected by right colon cancer were operated between May 2016 and February 2020 with da Vinci Xi platform. Data regarding surgical and short-term oncological outcomes were systematically collected in a colorectal specific database for statistical analysis. RESULTS Thirty-seven (71.15%) and 15 (28.85%) patients underwent right and extended right hemicoletomy with an extracorporeal anastomosis. Median age was 55 years. Mean operative time was 182 ± 36 min. Mean blood loss was 110 ± 90 ml. Conversion rate was 3.84% (two cases). 78.84% (41 cases) were pT3 and mean number of harvested lymph nodes was 28 ± 4. 1/52 (1.92%) had a documented anastomotic leak requiring exploratory laparotomy and diversion proximal ileostomy. Surgery-related grade IIIa-IIIb Calvien Dindo morbidity were noted in 9.61% and 1.92%, respectively. CONCLUSION Robotic assistance allows performance of oncological adequate dissection of the right colon with radical lymphadenectomy as in open surgery, confirming the safety and oncological adequacy of this technique, with acceptable results and short-term outcomes.
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Affiliation(s)
- C. Ramachandra
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - Pavan Sugoor
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - Uday Karjol
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - Ravi Arjunan
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - Syed Altaf
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - Vijay Patil
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - Harish Kumar
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - G. Beesanna
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
| | - M. Abhishek
- Department of Surgical Oncology, Kidwai Memorial Institute of Oncology, Bengaluru, Karnataka India
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Levit LA, Byatt L, Lyss AP, Paskett ED, Levit K, Kirkwood K, Schenkel C, Schilsky RL. Closing the Rural Cancer Care Gap: Three Institutional Approaches. JCO Oncol Pract 2020; 16:422-430. [DOI: 10.1200/op.20.00174] [Citation(s) in RCA: 69] [Impact Index Per Article: 13.8] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/08/2023] Open
Abstract
Patients in rural areas face limited access to medical and oncology providers, long travel times, and low recruitment to clinical trials, all of which affect quality of care and health outcomes. Rural counties also have high rates of cancer-related mortality and other negative treatment outcomes. On April 10, 2019, ASCO hosted Closing the Rural Cancer Care Gap, the second event in its State of Cancer Care in America series. The event focused on two aspects of rural cancer care: a review of the major issues and concerns in delivering rural cancer care and a discussion of creative solutions to address rural-nonrural disparities. This article draws from the event and supporting literature to summarize the challenges to delivering high-quality care in rural communities, update ASCO’s workforce data on the geographic distribution of oncologists, and highlight 3 institutional approaches to addressing these challenges in diverse rural settings. The experience of the 3 institutions featured in the article suggests that increasing rural patients’ access to care requires expanding services and decreasing travel distances, mitigating financial burdens when insurance coverage is limited, opening avenues to clinical trial participation, and creating partnerships between providers and community leaders to address local gaps in care. Because the characteristics of rural communities, health care resources, and patient populations are not homogeneous, rural health disparities require local solutions that are based on community needs, available resources, and trusting and collaborative partnerships.
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Affiliation(s)
| | - Leslie Byatt
- New Mexico Minority Underserved NCORP, New Mexico Cancer Care Alliance, Albuquerque, NM
| | - Alan P. Lyss
- Heartland Cancer Research NCORP, Missouri Baptist Medical Center, St Louis, MO
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Robotic right hemicolectomy: Analysis of 108 consecutive procedures and multidimensional assessment of the learning curve. Surg Oncol 2016; 26:28-36. [PMID: 28317582 DOI: 10.1016/j.suronc.2016.12.005] [Citation(s) in RCA: 56] [Impact Index Per Article: 6.2] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 12/04/2016] [Accepted: 12/18/2016] [Indexed: 01/16/2023]
Abstract
PURPOSE Surgeons tend to view the robotic right colectomy (RRC) as an ideal beginning procedure to gain proficiency in robotic general and colorectal surgery. Nevertheless, oncological RRC, especially if performed with intracorporeal ileocolic anastomosis confectioning, cannot be considered a technically easier procedure. The aim of this study was to assess the learning curve of the RRC performed for oncological purposes and to evaluate its safety and efficacy investigating the perioperative and pathology outcomes in the different learning phases. METHODS Data on a consecutive series of 108 patients undergoing RRC with intracorporeal anastomosis between June 2011 and September 2015 at our institution were prospectively collected to evaluate surgical and short-term oncological outcomes. CUSUM (Cumulative Sum) and Risk-Adjusted (RA) CUSUM analysis were performed in order to perform a multidimensional assessment of the learning curve for the RRC surgical procedure. Intraoperative, postoperative and pathological outcomes were compared among the learning curve phases. RESULTS Based on the CUSUM and RA-CUSUM analyses, the learning curve for RRC could be divided into 3 different phases: phase 1, the initial learning period (1st-44th case); phase 2, the consolidation period (45th-90th case); and phase 3, the mastery period (91th-108th case). Operation time, conversion to open surgery rate and the number of harvested lymph nodes significantly improve through the three learning phases. CONCLUSIONS The learning curve for oncological RRC with intracorporeal anastomosis is composed of 3 phases. Our data indicate that the performance of RRC is safe from an oncological point of view in all of the three phases of the learning curve. However, the technical skills necessary to significantly reduce operative time, conversion to open surgery rate and to significantly improve the number of harvested lymph nodes were achieved after 44 procedures. These data suggest that it might be prudent to start the RRC learning curve by treating only benign diseases and to reserve the performance of oncological resection to when at least the initial learning phase has been completed.
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Preoperative carcinoembryonic antigen and prognosis of colorectal cancer. An independent prognostic factor still reliable. Int Surg 2016; 100:617-25. [PMID: 25875542 DOI: 10.9738/intsurg-d-14-00100.1] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.1] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 12/15/2022] Open
Abstract
To evaluate whether, in a sample of patients radically treated for colorectal carcinoma, the preoperative determination of the carcinoembryonic antigen (p-CEA) may have a prognostic value and constitute an independent risk factor in relation to disease-free survival. The preoperative CEA seems to be related both to the staging of colorectal neoplasia and to the patient's prognosis, although this-to date-has not been conclusively demonstrated and is still a matter of intense debate in the scientific community. This is a retrospective analysis of prospectively collected data. A total of 395 patients were radically treated for colorectal carcinoma. The preoperative CEA was statistically compared with the 2010 American Joint Committee on Cancer (AJCC) staging, the T and N parameters, and grading. All parameters recorded in our database were tested for an association with disease-free survival (DFS). Only factors significantly associated (P < 0.05) with the DFS were used to build multivariate stepwise forward logistic regression models to establish their independent predictors. A statistically significant relationship was found between p-CEA and tumor staging (P < 0.001), T (P < 0.001) and N parameters (P = 0.006). In a multivariate analysis, the independent prognostic factors found were: p-CEA, stages N1 and N2 according to AJCC, and G3 grading (grade). A statistically significant difference (P < 0.001) was evident between the DFS of patients with normal and high p-CEA levels. Preoperative CEA makes a pre-operative selection possible of those patients for whom it is likely to be able to predict a more advanced staging.
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Abstract
The authors seek to assess whether the lymph node ratio (LNR) could predict the risk of metachronous liver metastases. Using the goal of sampling 12 lymph nodes for a proper staging of colorectal cancer is often “uncommon,” and the LNR is what allows for a better prognosis selection of patients. A homogeneous group of 280 patients, followed up for at least 5 years, was evaluated. To highlight the groups with the highest risk of metachronous liver metastases, patients were divided into 4 quartiles groups in relation to the LNR. The number of lymph nodes sampled in group “Stage I” was significantly lower. Even if statistical significance between the global LNR and the development of liver metastases has not been reached, the subdivision into quartiles has made it possible to highlight that in the more advanced ratio groups, a higher incidence of metachronous liver metastases (P < 0.028) was registered and was a different distribution of patients with or without liver metastasis in function of quartiles (P = 0.01). The LNR has enabled us to prognosticate patients who are at greater risk of developing metachronous liver metastases. The lower lymph node sampling in the patients with less advanced staging (I) and in patients with node-negative cancer (I + II) who developed liver metastases, leads us to believe that some patients have been understaged. We believe that the LNR, especially in cases of adequate lymph node sampling, is a useful gauge to better substratify “node-positive” patients.
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Johnson A, Shulman L, Kachajian J, Sprague BL, Khan F, James T, Cranmer D, Young P, Heimann R. Access to Care in Vermont: Factors Linked With Time to Chemotherapy for Women With Breast Cancer-A Retrospective Cohort Study. J Oncol Pract 2016; 12:e848-57. [PMID: 27577620 DOI: 10.1200/jop.2016.013409] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/20/2022] Open
Abstract
PURPOSE In the rural United States, there are multiple potential barriers to the timely initiation of chemotherapy. The goal of this study was to identify factors associated with delays in the time from initial diagnosis to first systemic therapy (TTC) among women with breast cancer in Vermont. METHODS Using data from the Vermont Cancer Registry, we explored TTC for 702 female Vermont residents diagnosed with stage I to III breast cancer between 2006 and 2010 who received adjuvant chemotherapy. Multivariable linear regression was used to evaluate the associations between TTC and patient, tumor, treatment, and geographic variables. RESULTS Mean TTC was 10.2 weeks. Longer drive time (P < .001), more invasive surgery (P = .01), and breast reconstruction (P < .001) were each associated with longer TTC. Each additional 15 minutes of drive time was associated with a 0.34-week (95% CI, 0.22 to 0.46 weeks) increase in TTC. Participants age younger than 65 years whose primary payer was Medicare (n = 27) had significantly longer average TTC, by 2.37 weeks (P = .001), compared with those with private or military insurance. There was also substantial variation in TTC across hospitals (P < .001). CONCLUSION Most female patients with stage I to III breast cancer in Vermont are receiving adjuvant chemotherapy within the National Comprehensive Cancer Network-recommended timeframe; however, improvements remain needed for certain subgroups. Novel approaches for women with long drive times need to be developed and evaluated in the community. Variation in TTC by hospital, even after adjusting for patient, tumor, and treatment factors, also suggests opportunities for process improvement.
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Affiliation(s)
- Ali Johnson
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - Leanne Shulman
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - Jennifer Kachajian
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - Brian L Sprague
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - Farrah Khan
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - Ted James
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - David Cranmer
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - Peter Young
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
| | - Ruth Heimann
- Vermont Department of Health; University of Vermont Medical Center; University of Vermont Cancer Center, Burlington; and Vermonters Taking Action Against Cancer, Williston, VT
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Destri GL, Carlo ID, Scilletta R, Scilletta B, Puleo S. Colorectal cancer and lymph nodes: The obsession with the number 12. World J Gastroenterol 2014; 20:1951-1960. [PMID: 24587671 PMCID: PMC3934465 DOI: 10.3748/wjg.v20.i8.1951] [Citation(s) in RCA: 64] [Impact Index Per Article: 5.8] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 09/28/2013] [Accepted: 01/06/2014] [Indexed: 02/06/2023] Open
Abstract
Lymphadenectomy of colorectal cancer is a decisive factor for the prognostic and therapeutic staging of the patient. For over 15 years, we have asked ourselves if the minimum number of 12 examined lymph nodes (LNs) was sufficient for the prevention of understaging. The debate is certainly still open if we consider that a limit of 12 LNs is still not the gold standard mainly because the research methodology of the first studies has been criticized. Moreover many authors report that to date both in the United States and Europe the number “12” target is uncommon, not adequate, or accessible only in highly specialised centres. It should however be noted that both the pressing nature of the debate and the dissemination of guidelines have been responsible for a trend that has allowed for a general increase in the number of LNs examined. There are different variables that can affect the retrieval of LNs. Some, like the surgeon, the surgery, and the pathology exam, are without question modifiable; however, other both patient and disease-related variables are non-modifiable and pose the question of whether the minimum number of examined LNs must be individually assigned. The lymph nodal ratio, the sentinel LNs and the study of the biological aspects of the tumor could find valid application in this field in the near future.
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Laing KA, Bramwell SP, McNeill A, Corr BD, Lam TBL. Prostate cancer in Scotland: does geography matter? An analysis of incidence, disease characteristics and survival between urban and rural areas. JOURNAL OF CLINICAL UROLOGY 2013. [DOI: 10.1177/2051415813512303] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/16/2022]
Abstract
Objective: The objective of this article is to identify whether there is a difference in survival from prostate cancer in urban and rural areas of Scotland and to identify potential inequalities in incidence, disease characteristics and the treatment of prostate cancer between these areas. Subjects/patients and methods: A retrospective cohort study was undertaken. Retrospective analysis of data from Information Services Division and regional cancer databases from 2005 to 2010 was performed. A comparison of NHS Highland & Western Isles as the rural group with NHS Lothian as the urban group was made. Data were collected on patient and disease characteristics, first treatment and mortality. Non-parametric continuous data were analysed using the Mann-Whitney U test. Categorical data were assessed using a two-tailed Z test. The p value for statistical significance was set at < 0.05. Results: The incidence of prostate cancer was higher in rural areas. Rural patients were older at diagnosis ( p < 0.0001), presented with higher risk disease ( p < 0.0001) and underwent less curative treatment ( p < 0.0001). There was potentially poorer survival in rural areas. Conclusions: Men living in rural areas of Scotland present with more aggressive prostate cancer and may have poorer survival. This could be due to high levels of PSA testing in urban areas, therefore further studies are needed to identify patterns of PSA testing in Scotland. These inequalities will be highlighted to the Scottish Government to inform the ‘Detect Cancer Early’ campaign for its second phase in 2015.
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Affiliation(s)
| | | | - Alan McNeill
- Urology Department, Western General Hospital, UK
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Edge SB. Commentary: "help the doctor"-the culture shift to 21st century care management. J Oncol Pract 2010; 6:89-90. [PMID: 20592782 DOI: 10.1200/jop.091076] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Accepted: 01/05/2010] [Indexed: 11/20/2022] Open
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