Revista da Associacao Medica Brasileira (1992)
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Melatonin has anti-inflammatory and antioxidant properties that can influence tissue growth and apoptosis. This aspect may influence the success of organ transplantation. To evaluate the relationship between melatonin and organ transplantation. ⋯ Studies show that melatonin can reduce organ and species dependence, and the use of melatonin decreases graft rejection.
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Rev Assoc Med Bras (1992) · Mar 2020
ReviewTiming factors as prognostic variables in patients with head and neck squamous cell carcinoma treated with adjuvant radiotherapy: a literature review.
Radiotherapy (RT) plays an important role in the treatment of patients with head and neck neoplasia, and is frequently used as postoperative adjuvant therapy. This study aimed to review the literature about timing factors that may influence the clinical outcomes of patients with advanced head and neck neoplasia treated with adjuvant RT. ⋯ In the same way that certain tumor factors can affect the prognosis of patients with squamous cell carcinoma of the head and neck, some therapeutic timing factors are also prognostic factors and therefore, must be carefully orchestrated in order to avoid loss at therapeutic outcomes for these patients.
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Rev Assoc Med Bras (1992) · Mar 2020
Oncology practice during COVID-19 pandemic: a fast response is the best response.
The first confirmed case of coronavirus disease 2019 (COVID-19) in Brasil was reported on February 25th, 2020, and by April 3rd, 8076 were confirmed in the country. As COVID-19 disease incidence escalates in Brasil, management of cancer patients requires immediate action and oncology clinics are urged to establish a contingency plan. We have installed a COVID-19 Management Committee to elaborate and implement best practices to assist cancer outpatients as well as to provide a safe environment for clinical staff and other employees at the outpatient clinics. The challenges of cancer treatment in the midst of COVID-19 global pandemic highlight the importance of a rapid response by institutions, where organizational structure, strategic planning, agility in guidelines implementation and alternative ways to protect and support clinical staff, employees and patients may be the key to mitigate pandemic effects.
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Rev Assoc Med Bras (1992) · Mar 2020
Comparative StudyDo different pedagogical conceptions result in different quality of life levels?
The present study aims to compare medical students' quality of life (QoL) at two Brazilian institutions with different pedagogical conceptions. ⋯ Our findings revealed that, despite having very distinct pedagogical conceptions and characteristics, there were no significant differences in medical students' QoL scores between both institutions. These results are surprising and differ from our initial hypothesis, which expected better QoL for those using more active and student-centered methods.