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The etiology of cerebral small vessel disease (CSVD) is the subject of ongoing research. Although intracranial atherosclerosis (ICAS) has been proposed as a possible cause, studies on their relationship remain sparse. We used 7 T vessel wall magnetic resonance imaging (MRI) to study the association between intracranial vessel wall lesions-a neuroimaging marker of ICAS-and MRI features of CSVD. Within the SMART-MR study, cross-sectional analyses were performed in 130 patients (68 ± 9 years; 88% male). ICAS burden-defined as the number of vessel wall lesions-was determined on 7 T vessel wall MRI. CSVD features were determined on 1.5 T and 7 T MRI. Associations between ICAS burden and CSVD features were estimated with linear or modified Poisson regression, adjusted for age, sex, vascular risk factors, and medication use. In 125 patients, ≥1 vessel wall lesions were found (mean 8.5 ± 5.7 lesions). ICAS burden (per + 1 SD) was associated with presence of large subcortical and/or cortical infarcts (RR = 1.65; 95%CI 1.12-2.43), lacunes (RR = 1.45; 95% CI 1.14-1.86), cortical microinfarcts (RR = 1.48; 95%CI 1.13-1.94), and total white matter hyperintensity volume (b = 0.24; 95%CI 0.02-0.46). Concluding, patients with a higher ICAS burden had more CSVD features, although no evidence of co-location was observed. HC-258 cell line Further longitudinal studies are required to determine if ICAS precedes development of CSVD.
The study evaluated the effect of chemotherapy dose-capping on disease recurrence, toxicity and survival of rectal cancer patients treated with chemoradiotherapy (CRT).
601 consecutive rectal cancer patients treated with concurrent CRT were retrospectively analysed. Dose-capped patients were defined as having a body surface area (BSA) ≥2.0 m
and who received <95% full weight-based chemotherapy dose. Binary logistic regression was used to study the factors associated with the outcome variables (capped vs. uncapped). Kaplan-Meier estimation evaluated significant predictors of survival.
The median follow-up time was 7.54 years. The rate of disease recurrence was significantly higher in dose-capped patients (35%) compared to those without dose-capping (24%,
0.016). The adjusted odds ratio for dose-capped patients experiencing recurrence was 1.64 compared to uncapped patients (95% CI, 1.10-2.43). Overall, dose-capped patients were less likely to experience significant toxicity requiring dose reduction and/or treatment break when compared to uncapped patients (15% and 28% respectively,
0.008).There was significant differences in PFS between capped and uncapped group (77% vs. 85%;
= 0.017). The 5-year OS in the capped group was 75.0%, and 80% in the uncapped group (
= 0.149).
Rectal cancer patients treated with dose-capped CRT were at increased risk of disease recurrence. Patients dosed by actual BSA did experience excessive toxicity compared to dose-capped group. We recommend that chemotherapy dose-capping based on BSA should not be practiced in rectal cancer patients undergoing CRT.
Rectal cancer patients treated with dose-capped CRT were at increased risk of disease recurrence. Patients dosed by actual BSA did experience excessive toxicity compared to dose-capped group. We recommend that chemotherapy dose-capping based on BSA should not be practiced in rectal cancer patients undergoing CRT.
Ifosfamide (IFO) is an alkylating agent used to treat broad range of malignancies. One of the life-threatening toxic effects is reversible neurotoxicity. In this report; we presented a case report of ifosfamide induced encephalopathy (IIE) in a child with osteosarcoma in order to emphize that it is important to continue ifosfamide treatment as well as the importance of this potentially fatal complication.
Following the 20th week of ifosfamide treatment, the patient's follow-up with the diagnosis of osteosarcoma developed neurological findings. Laboratory analyzes before and after ifosfamide infusion were normal. No pathological findings were seen on MR imaging. Hypoglycemia, electrolyte disturbances, encephalitis, meningitis, metastasis and posterior reversible encephalopathy syndrome (PRES) were not considered. Electroencephalography was found compatible with neuronal hyperexcitability originating from the left hemisphere. With the diagnosis of ifosfamide induced encephalopathy, prophylaxis with methylene blue was received before the next infusion of ifosfamide. Neurological findings were not observed in the patient's follow-up.
Patients who develop IIE can continue their treatment protocol with methylene blue prophylaxis and supportive therapy.
Patients who develop IIE can continue their treatment protocol with methylene blue prophylaxis and supportive therapy.e-Health literacy has become more important in promoting healthy lifestyles in recent years. The purpose of this study was to determine the effect of undergraduate nursing students' e-Health literacy on healthy lifestyle behaviours. This cross-sectional study was conducted during the 2016-2017 academic year at a Nursing Department in the Faculty of Health Sciences in Istanbul. The study population consisted of 232 undergraduate nursing students. The study sample was 205 students who volunteered to participate in the research. The data were collected using the Structured Questionnaire Form, the e-Health Literacy Scale in Adolescent and the Adolescent Lifestyle Profile Scale. The mean score of the e-Health Literacy Scale in Adolescent was 29.50 ± 5.02. The mean total score of the Adolescent Lifestyle Profile was 112.11 ± 14.66. There was a positive correlation between students' Internet attitudes and general health-promoting lifestyle (r = 0.273; p less then 0.01), indicating the higher the students' e-Health literacy, the higher their levels of healthy lifestyle behaviours. The result showed that e-Health literacy is an important parameter in promoting healthy lifestyle behaviours of nursing students.Eusocial societies are characterized by a clear division of labour between non-breeding workers and breeding queens, and queens often do not contribute to foraging, defence and other maintenance tasks. It has been suggested that the structure and organization of social mole-rat groups resembles that of eusocial insect societies. However, the division of labour has rarely been investigated in wild mole-rats, and it is unknown whether breeders show decreased foraging activity compared with non-breeding helpers in natural groups. Here, we show that, in wild Damaraland mole-rats (Fukomys damarensis), breeders show lower activity in foraging areas than non-breeding group members. Both breeders and non-breeders displayed variation in activity across the different seasons. Our results suggest that group living allows social mole-rat breeders to reduce their investment in energetically costly behaviour, or alternatively, that the high cost of reproduction in this species forces a behavioural trade-off against foraging investment.
Homepage: https://www.selleckchem.com/products/hc-258.html
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