Phase III studies have demonstrated the efficacy of FOLFOXIRI regimens (5-fluorouracil/leucovorin, oxaliplatin, irinotecan) with/without bevacizumab in metastatic colorectal cancer (mCRC). Capecitabine is an orally administered fluoropyrimidine that may be used instead of 5-fluorouracil/leucovorin. We evaluated a triple-chemotherapy regimen of capecitabine, oxaliplatin, and irinotecan, plus bevacizumab in 53 patients with mCRC. A Phase I study identified the maximum tolerated dose of irinotecan as 150 mg/m2. Median follow-up in a subsequent Phase II study using this dose was 28 months (74% progressed). For all patients, a complete response was achieved in 4% and a partial response in 60%; median progression-free survival (PFS) was 16 months and median overall survival (OS) was 28 months. Median PFS was longer for patients with an early treatment response (28 vs. 9 months for others; P = 0.024), or early tumor shrinkage (25 vs. 9 months for others; P = 0.006), or for patients suitable for surgical removal of metastases with curative intent (median not reached vs. 9 months for others; P = 0.001). Median OS was longer for patients with early tumor shrinkage (median not reached vs. 22 months for others; P = 0.006) or surgery (median not reached vs. 22 months for others, P = 0.002). K-ras mutations status did not influence PFS (P = 0.88) or OS (P = 0.82). Considerable Grade 3/4 toxicity was encountered (36% for diarrhea, 21% for vomiting and 17% for fatigue). In conclusion, the 3-weekly triple-chemotherapy regimen of capecitabine, oxaliplatin, and irinotecan, plus bevacizumab, was active in the first-line treatment of mCRC, although at the expense of a high level of toxicity.
IntroductionLung cancer is the leading cause of cancer mortality worldwide, despite advances in management, especially with targeted agents and immunotherapy. Numerous oncogenes have been identified that control the growth of these malignancies. Anaplastic lymphoma kinase (ALK) is a tyrosine kinase that develops distorted functioning as a result of chromosomal rearrangement. Crizotinib, a tyrosine kinase inhibitor (TKI), was approved by the Food and Drug Administration (FDA) in 2011 for the treatment of advanced ALK-positive non-small-cell lung cancer (NSCLC).Patients and methodsIn this chart review, we compiled data from two cancer hospitals in Kuwait and Saudi Arabia which were collected from patients with advanced NSCLC treated between January 2013 and September 2017 with crizotinib after diagnosed with ALK-positive disease. Crizotinib 250 mg BID was given orally with/without food intake. We assessed overall survival (OS), objective response rate (ORR), progression-free survival (PFS), duration of the response, and dose reduction/cessation.ResultsDe-identified data from 38 subjects were compiled. Their median age was 53 years, 65.8% were male, the 1-year OS was 88%, and the PFS was 16.5 months. Two cases (5.3%) had a complete response (CR), while 17 (44.7%) had a partial response (PR). Side effects of grade III/IV occurred, including elevated transaminase levels, diarrhea, and prolonged QT intervals, in 8% patients, with dose reduction in six patients (15.8%).ConclusionIn NSCLC, crizotinib is a viable treatment option with good response and tolerable toxicity for patients with ALK-positive advanced disease.
Understanding the attitudes of cancer patients towards different cancer-related issues is very important for the health care provider in order to deliver an optimal care. This survey was designed to collect data about the initial patient's perception and reaction to the diagnosis of cancer, the patient's preference regarding the disclosure of diagnosis, and prevalence and pattern of complementary and alternative medicine (CAM) use. Between January and December 2011, of 234 cancer patients, 42.2 % believed that eye of evil/envy was the cause of their cancers. In 18.3 % of cases, relatives refused to inform the patient about the diagnosis. Participants liked to be the first to be informed, either with relatives at the same time (44.21 %) or alone (33.48 %). Only 7.7 % of participants liked to totally leave decisions to their doctors and/or relatives. There were 53.4 % tried CAM before starting treatment, and 46.7 % continued using CAM during treatment and most of them used more than one type of CAM. Treatment with the Holy Qur'an or Ruqia was widely reported by the study population (92 %). Our survey confirmed that the patient's preference is towards disclosure while the public attitude is, relatively, still against full disclosure. This situation poses a special challenge to the physicians in Kingdom of Saudi Arabia (KSA) when it comes to discussing the disease and treatment. Educational efforts are required to emphasize the curative role of conventional treatment, especially surgery, in many cases. Such efforts should also address the wrong beliefs and misconceptions regarding CAM.
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