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Colorectal Cancer

Role of Integrative Therapies for Patients With Colorectal Cancer

The ASCO Post’s Integrative Oncology series is intended to facilitate the availability of evidence-based information on integrative and complementary therapies sometimes used by patients with cancer. In this installment, Richard T. Lee, MD, describes the symptoms associated with colorectal cancer...

Colorectal Cancer

Meta-Analysis of Overall Survival With Laparoscopic vs Open Resection for Colorectal Liver Metastases

In an individual patient-level meta-analysis reported in the Annals of Surgery, Syn et al found that laparoscopic resection vs open surgery was associated with significantly improved overall survival as treatment for colorectal liver metastases. Study Details The meta-analysis included data from...

Colorectal Cancer
Immunotherapy

Pembrolizumab in Previously Treated Metastatic MSI-H/dMMR Colorectal Cancer

As reported in the Journal of Clinical Oncology by Dung T. Le, MD, and colleagues, the phase II KEYNOTE-164 trial demonstrated activity of pembrolizumab in previously treated metastatic microsatellite instability–high (MSI-H)/mismatch repair–deficient (dMMR) colorectal cancer. Findings from the...

Colorectal Cancer

Targeted Triplet Therapy Improved Overall Survival in BRAF-Mutated Colorectal Cancer

For patients with metastatic colorectal cancer harboring BRAF V600E mutations, three drugs seem to be better than two, the most recent analysis of the phase III BEACON CRC study has shown.1 The results, presented at the 2019 European Society for Medical Oncology (ESMO) Congress, were concurrently...

Colorectal Cancer
Geriatric Oncology

Short-Term Survival in Patients Aged 85 Years and Older After Colorectal Cancer Surgery

Results from a preliminary research study showed the majority of patients aged 85 years and older were still alive in the short-term after undergoing segmental colectomy for stage II and III colon cancer. Kaur et al presented these findings at the American College of Surgeons Clinical Congress...

Colorectal Cancer

2019 NCRI: Use of Mendelian Randomization to Determine Role of Human Gut Microbiome in Colorectal Cancer Development

A study using a technique called Mendelian randomization to investigate the causal role played by bacteria in the development of colorectal cancer was presented at the 2019 National Cancer Research Institute (NCRI) Cancer Conference. First study author Kaitlin Wade, PhD, of the University of...

Colorectal Cancer

American College of Physicians Issues Guidance on Colorectal Cancer Screening for Average-Risk, Asymptomatic Adults Aged 50 to 75 Years

The American College of Physicians has issued a new guidance statement on colorectal cancer screening, which recommends screening for average-risk adults who do not have symptoms and are between the ages of 50 and 75 years. The guidelines were published by Qaseem et al in Annals of Internal...

Colorectal Cancer

ctDNA and Recurrence Risk After Surgery and Adjuvant Chemotherapy for Stage III Colon Cancer

In a cohort biomarker study reported in JAMA Oncology, Tie et al showed that the circulating tumor DNA (ctDNA)-positive status after surgery and chemotherapy was associated with an increased risk of disease recurrence in patients with stage III colon cancer. Study Details The Australian multicenter ...

Colorectal Cancer

Do Poorly Differentiated Clusters in Liver Metastases From Colorectal Cancer Offer Prognostic Value?

A study published by Yonemura et al in The American Journal of Surgical Pathology has shown a correlation between the poorly differentiated cluster grade in primary colorectal cancer tumors and metastatic lesions in the liver. The researchers wrote, “[Grade of] poorly differentiated clusters in...

Colorectal Cancer

Panitumumab Plus Modified FOLFOXIRI for First-Line Treatment of RAS Wild-Type Metastatic Colorectal Cancer

In the German phase II VOLFI trial reported in the Journal of Clinical Oncology, Modest et al found that panitumumab plus modified FOLFOXIRI (fluorouracil, leucovorin, oxaliplatin, and irinotecan) used as first-line therapy improved the objective response rate in patients with RAS wild-type...

Colorectal Cancer

Physical Activity Delays Disease Progression and Lowers Risk of Adverse Events in Patients With Metastatic Colorectal Cancer

Patients who were being treated with chemotherapy for metastatic colorectal cancer and who reported engaging in physical activity had a significantly longer progression-free survival and reduced risk for treatment-related adverse events than did those reporting less physical activity, according to...

Colorectal Cancer

Colorectal Cancer Screening With Fecal Immunochemical Testing, Sigmoidoscopy, or Colonoscopy for Patients Aged 50 to 79 Years Old

As reported in The British Medical Journal (BMJ) by Helsingen et al, a clinical practice guideline on colorectal cancer screening published as a BMJ Rapid Recommendations guideline indicates that previously unscreened individuals aged 50 to 79 years old with 15-year colorectal cancer risk of ≥ 3%...

Colorectal Cancer

Parenchymal-Sparing Hepatectomy for Colorectal Cancer Liver Metastases

In a meta-analysis published by Deng et al in Cancer Medicine, researchers found parenchymal-sparing hepatectomy was associated with better perioperative outcomes vs extended hepatectomy for the treatment of colorectal cancer liver metastases, without compromising long-term oncologic outcomes. The...

Colorectal Cancer

Effect of Tumor Sidedness and Molecular Alterations on Outcomes in Patients With RAS/BRAF Wild-Type Metastatic Colorectal Cancer

In a study reported in the Journal of Clinical Oncology, Morano et al assessed prognostic/predictive role of tumor sidedness and presence of uncommon molecular alterations in anti-EGFR treatment primary resistance in patients with RAS/BRAF wild-type metastatic colorectal cancer. Study Details The...

Colorectal Cancer
Immunotherapy

Managing Rectal Cancer: Better Outcomes Now, but Still a Challenging Clinical Setting

The management of rectal cancer has evolved over the past decades, yielding several major practice changes that have substantially improved outcomes. However, rectal cancer treatment remains challenging and even with improved outcomes can result in life-altering morbidity. To shed light on the...

Colorectal Cancer
Immunotherapy

ESMO 2019: Interim Analysis of the BEACON CRC Trial

In an interim analysis of the phase III BEACON CRC trial reported at the European Society for Medical Oncology (ESMO) Congress 2019 (Abstract LBA32) and in The New England Journal of Medicine, Scott Kopetz, MD, PhD, and colleagues found improved overall survival and overall response rate in...

Colorectal Cancer

Reduced Risk of Recurrence and Improved Long-Term Outcome With Complete Mesocolic Excision in Right-Sided Colon Cancer

In a Danish population-based cohort study reported in The Lancet Oncology, Bertelesen et al found that complete mesocolic lymph node excision was associated with reduced risk of recurrence vs noncomplete excision approaches among patients with stage I to III right-sided colon adenocarcinomas....

Colorectal Cancer

ESMO 2019: ctDNA as a Marker for Disease-Free Survival With Oxaliplatin Treatment in Stage III Colon Cancer

Patients with advanced colon cancer and plasma samples containing circulating tumor DNA (ctDNA) were less likely to achieve 2-year disease-free survival with oxaliplatin-based adjuvant treatment than patients with ctDNA-negative samples, according to findings presented at the European Society for...

Breast Cancer
Colorectal Cancer
Lung Cancer
Prostate Cancer
Issues in Oncology

AACR Disparities: Uninsured/Underinsured, Lower-Income, and/or Minority Patients More Likely to Receive Cancer Diagnosis After ED Visit

Medicare patients from lower socioeconomic groups and several ethnic minority groups were more likely to be diagnosed with cancer following an emergency department visit, according to results of a study presented at the 12th American Association for Cancer Research Conference on The Science of...

Colorectal Cancer

AACR Disparities: Mortality Rate for Colorectal Cancer Higher for Blacks Than for Whites in Major U.S. Cities

According to the American Cancer Society, excluding skin cancers, colorectal cancer is the third most common cancer in both men and women in the United States and the second most common cause of cancer deaths. This year, it is expected that more than 51,000 people will die of the malignancy....

Colorectal Cancer

FDA Approves Cologuard for Persons Aged 45 and Older at Average Risk for Colorectal Cancer

Today, the U.S. Food and Drug Administration (FDA) approved the noninvasive colorectal cancer screening test Cologuard for eligible average-risk individuals aged 45 years and older, expanding on its previous indication for those aged 50 years and older. Cologuard is a stool DNA-based colorectal...

solid tumors
colorectal cancer

Alejandra Méndez Romero, MD, PhD, on Liver Metastases: Dutch-Belgian Registry of Stereotactic Body Radiation

Alejandra Méndez Romero, MD, PhD, of Erasmus University Medical Center, discusses findings that show high local control rates with stereotactic body radiation for patients in this large published series, most of whom had colorectal cancer (Abstract 230).

Colorectal Cancer
Genomics/Genetics

Patients With Metastatic Colorectal Cancer Carrying Class 3 BRAF Mutations May Respond to Anti-EGFR Therapy

Although between 8% and 12% of patients with metastatic colorectal cancer harbor a BRAF gene mutation, not all non-V600 BRAF alterations respond to EGFR antibody treatment, according to findings from a study by Yaeger et al published in Clinical Cancer Research. The study investigated whether...

Colorectal Cancer

Addition of Selective Internal Radiotherapy to Chemotherapy May Improve Resectability of Colorectal Cancer Liver Metastases

In a report published by Garlipp et al in the British Journal of Surgery, the addition of selective internal radiotherapy (SIRT) to modified FOLFOX6-based chemotherapy (mFOLFOX6; oxaliplatin/leucovorin/fluorouracil) improved the resectability of initially unresectable colorectal cancer liver...

Colorectal Cancer

Physical Activity Level and Outcomes in Metastatic Colorectal Cancer

A prospective cohort study within the phase III Cancer and Leukemia Group B (Alliance)/SWOG 80405 trial found that increased physical activity at baseline was associated with nonsignificant improvement in overall survival, a significant improvement in progression-free survival, and a reduced risk...

Myelodysplastic Syndromes
Leukemia
Lung Cancer
Solid Tumors
Colorectal Cancer
Hepatobiliary Cancer

FDA Pipeline: Fast Track Designation in Myelodysplastic Syndrome and AML, Plus Multiple Breakthrough Designations

Recently, the U.S. Food and Drug Administration (FDA) granted Fast Track designation to magrolimab in myelodysplastic syndrome and acute myeloid leukemia (AML). The agency also granted Breakthrough Therapy designations in lung cancer and desmoid tumors, as well as Breakthrough Device designations...

Colorectal Cancer
Issues in Oncology

Text Instructions and Reminders May Improve Colonoscopy Adherence Rates

Having text message conversations with patients 1 week before they are scheduled for a colonoscopy decreased “no-show” rates, according to a recent study published by Mahmud et al in Health Education & Behavior. Through sending reminders and instruction, the team increased the rate of...

colorectal cancer

Oral Antibiotics and Risk of Colon or Rectal Cancer

In an extensive data mining analysis of British medical records, researchers found that taking even a single course of antibiotics might boost—albeit slightly—the risk of developing colon cancer, but not rectal cancer, a decade later. The findings, reported by Zhang et al in Gut,...

colorectal cancer

Does Exercise Improve Outcomes in Patients With Metastatic Colorectal Cancer?

Patients with metastatic colorectal cancer who engaged in moderate exercise while undergoing chemotherapy tended to have delayed progression of their disease and fewer severe side effects from treatment, according to the results of a new study published by Guercio et al in the Journal of Clinical...

breast cancer
colorectal cancer
head and neck cancer
lung cancer

FDA Approves Entrectinib for NTRK-Fusion Cancers, ROS1-Positive NSCLC

Today, the U.S. Food and Drug Administration (FDA) granted accelerated approval to entrectinib (Rozlytrek) for adult and adolescent patients whose cancers have an NTRK (neurotrophic tyrosine receptor kinase) genetic fusion and for whom there are no effective treatments. Entrectinib was also...

Colorectal Cancer

Regorafenib Dose-Escalation Strategy vs Standard Dosing in Colorectal Cancer

In the phase II ReDOS trial reported in The Lancet Oncology, Tanios Bekaii-Saab, MD, and colleagues found that a regorafenib dose-escalation strategy compared favorably with standard dosing in regard to toxicity profile and activity in patients with refractory advanced colorectal cancer.  Study...

Colorectal Cancer

BEACON CRC: Encorafenib/Binimetinib/Cetuximab Improves Survival in BRAF V600E–Mutated Metastatic Colorectal Cancer

The three-drug combination of encorafenib (a BRAF inhibitor), binimetinib (a MEK inhibitor), and cetuximab (an EGFR inhibitor) significantly improved overall survival in patients with BRAF-mutated metastatic colorectal cancer, according to the results of the phase III BEACON CRC clinical trial....

colorectal cancer
issues in oncology

Abdominal Fat and Mortality in Patients With Colorectal Cancer

For patients with colorectal cancer, new research shows a clearer connection than previously known between fat deposits in certain areas of the body and higher rates of death from all causes within 7 years of cancer diagnosis. These findings were published by Brown et al in the Journal of the...

Immunotherapy
Colorectal Cancer
Lung Cancer
CNS Cancers
Kidney Cancer
Gynecologic Cancers

FDA Approves Bevacizumab Biosimilar for Five Cancer Types

ON JUNE 28, the U.S. Food and Drug Administration (FDA) approved bevacizumab-bvzr (Zirabev), a biosimilar to bevacizumab (Avastin), for the treatment of five types of cancer: metastatic colorectal cancer; unresectable, locally advanced, recurrent, or metastatic nonsquamous non–small cell lung...

Colorectal Cancer

Becoming Acquainted With Cancer

Just weeks after my wedding in late summer of 2017, I had a sudden bout of abdominal pain so severe that it sent me to the emergency room. I was just 29 years old and in great physical shape. In the emergency room, a physician examined me and was about to release me with a prescription for a...

colorectal cancer

Features on Restaging MRI Associated With Local Recurrence After Neoadjuvant Treatment in Low Rectal Cancer

In a retrospective analysis reported in JAMA Surgery, Ogura et al found that persistently enlarged nodes in the internal iliac compartment on restaging magnetic resonance imaging (MRI) after neoadjuvant chemoradiation or radiation therapy for low rectal cancer were associated with high risk of...

colorectal cancer
issues in oncology

Rates of Colorectal Cancer Diagnosis in Adults Younger Than Age 50

A new study published by Virostko et al in Cancer found that the proportion of adults diagnosed with colorectal cancer under age 50 in the United States has continued to increase over the past decade, and younger adults are diagnosed with more advanced disease. To determine recent trends in...

colorectal cancer
pancreatic cancer

Does the Association Between Diet and Colonic Mucosa–Associated Microbiota Affect Cancer Risk?

A report published by Liu et al in The American Journal of Clinical Nutrition found an association between diet quality and microbiome composition in human colonic mucosa. The researchers found that a high-quality diet is linked to more potentially beneficial bacteria, whereas a...

colorectal cancer
immunotherapy

Maintenance Panitumumab vs Panitumumab/Fluorouracil/Leucovorin in RAS Wild-Type Metastatic Colorectal Cancer

In an Italian phase II trial reported in JAMA Oncology, Pietrantonio et al found that maintenance panitumumab alone was inferior in terms of progression-free survival (PFS) compared to maintenance panitumumab plus fluorouracil/leucovorin in RAS wild-type metastatic colorectal cancer. Study Details ...

colorectal cancer
issues in oncology

Rise in Early-Onset Colorectal Cancer Not Fully Aligned With Screening Trends

A new study finds that trends in colonoscopy rates did not fully align with recent increases in colorectal cancer incidence in younger adults. The findings were published by Fedewa et al in the Journal of Medical Screening. Colorectal cancer incidence rates are declining in adults older than...

colorectal cancer

ReDOS: Regorafenib Dose-Escalation Strategy in Refractory Advanced Colorectal Cancer

In the phase II ReDOS trial reported in The Lancet Oncology, Bekaii-Saab et al found that a regorafenib dose-escalation strategy compared favorably with standard dosing in regard to toxicity profile and activity in patients with refractory advanced colorectal cancer.    Study...

Colorectal Cancer
Genomics/Genetics

Henry T. Lynch, MD, Trailblazer in Hereditary Cancers, Dies at 91

Henry T. Lynch, MD, widely known as “the father of cancer genetics,” had an early life that could have been lifted from the pages of a Louis L’Amour novel. He dropped out of high school and using a falsified birth certificate joined the U.S. Navy at 16 years old, serving as a gunner on a marine...

colorectal cancer

ESMO World GI 2019: BEACON CRC: Encorafenib/Binimetinib/Cetuximab Improves Survival in BRAF V600E–Mutated Metastatic Colorectal Cancer

The three-drug combination of encorafenib, binimetinib, and cetuximab significantly improved overall survival in patients with BRAF-mutated metastatic colorectal cancer, according to results of the phase III BEACON CRC clinical trial. These findings were presented by Kopetz et al at the European...

colorectal cancer
symptom management

ESMO World GI 2019: REARRANGE Trial Examines Flexible Regorafenib Dosing in Refractory Metastatic Colorectal Cancer

Regorafenib is often administered to patients with refractory metastatic colorectal cancer. However, some of the adverse events related to the use of this drug often limit its use in clinical practice. A study reported by Argilés et al at the European Society for Medical Oncology (ESMO)...

Colorectal Cancer
Immunotherapy

Targeting FOLFOXIRI Plus Bevacizumab to a Metastatic Colorectal Cancer Subset

In a population of patients with metastatic colorectal cancer deemed to be at high risk by the presence of circulating tumor cells (CTCs), first-line treatment with FOLFOXIRI plus bevacizumab improved progression-free survival by about 3 months, compared with modified FOLFOX plus bevacizumab,...

Colorectal Cancer

IDEA Collaboration Turns to Duration of Adjuvant Treatment in Stage II Colon Cancer

The findings of the landmark IDEA trial in stage III colorectal cancer, presented at the 2017 ASCO Annual Meeting and subsequently published in The New England Journal of Medicine,1 were upheld by a subsequent analysis by the same group, the International Duration Evaluation of Adjuvant...

cns cancers
colorectal cancer
gynecologic cancer
kidney cancer
lung cancer

FDA Approves Bevacizumab Biosimilar for Five Cancer Types

On June 28, the U.S. Food and Drug Administration (FDA) approved bevacizumab-bvzr (Zirabev), a biosimilar to bevacizumab (Avastin), for the treatment of five types of cancer: metastatic colorectal cancer; unresectable, locally advanced, recurrent, or metastatic nonsquamous non–small cell ...

Issues in Oncology
Colorectal Cancer

Solving the Mystery of Why Colorectal Cancer Is on the Rise in Young Adults

Excluding skin cancer, colorectal cancer is the third most prevalent and lethal cancer among both men and women in the United States.1 Although the risk of developing colorectal cancer increases with age—more than 90% of cases occur in people aged 50 or older2—recent research shows that the...

colorectal cancer
issues in oncology

AACR Environmental Carcinogenesis: Lowering Exposure to Nitrates in Drinking Water May Reduce U.S. Cancer Cases

Nitrate levels in water resources have increased in many areas of the world, largely due to the use of inorganic fertilizer and animal manure in agricultural areas. Research has shown that the risk of specific cancers and birth defects may be increased when nitrate is ingested under conditions that ...

colorectal cancer

Colorectal Cancer Alliance Opens 2019 Young-Onset Colorectal Cancer Survey

The Colorectal Cancer Alliance is calling on allies to participate in its 2019 Young-Onset Colorectal Cancer Survey. The survey enables the Alliance to learn about and track the self-reported medical, psychosocial, and quality-of-life experiences of patients, survivors, and...

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