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Featured researches published by Maya Lucia Joray.


Nutrition | 2014

Safe refeeding management of anorexia nervosa inpatients: an evidence-based protocol.

Michael Hofer; Antonio Pozzi; Maya Lucia Joray; Rebecca Ott; Florence Hähni; Michele Leuenberger; Roland von Känel; Zeno Stanga

OBJECTIVE Anorexia nervosa is associated with several serious medical complications related to malnutrition, severe weight loss, and low levels of micronutrients. The refeeding phase of these high-risk patients bears a further threat to health and potentially fatal complications. The objective of this study was to examine complications due to refeeding of patients with anorexia nervosa, as well as their mortality rate after the implementation of guidelines from the European Society of Clinical Nutrition and Metabolism. METHODS We analyzed retrospective, observational data of a consecutive, unselected anorexia nervosa cohort during a 5-y period. The sample consisted of 65 inpatients, 14 were admitted more than once within the study period, resulting in 86 analyzed cases. RESULTS Minor complications associated with refeeding during the first 10 d (replenishing phase) were recorded in nine cases (10.5%), four with transient pretibial edemas and three with organ dysfunction. In two cases, a severe hypokalemia occurred. During the observational phase of 30 d, 16 minor complications occurred in 14 cases (16.3%). Six infectious and 10 non-infectious complications occurred. None of the patients with anorexia nervosa died within a follow-up period of 3 mo. CONCLUSIONS Our data demonstrate that the seriousness and rate of complications during the replenishment phase in this high-risk population can be kept to a minimum. The findings indicate that evidence-based refeeding regimens, such as our guidelines are able to reduce complications and prevent mortality. Despite anorexia nervosa, our sample were affected by serious comorbidities, no case met the full diagnostic criteria for refeeding syndrome.


Nutrition Research | 2015

Zinc supplementation reduced DNA breaks in Ethiopian women

Maya Lucia Joray; Tian-Wei Yu; Emily Ho; Stephen L. Clarke; Zeno Stanga; Tafere Gebreegziabher; K. Michael Hambidge; Barbara J. Stoecker

Assessment of zinc status remains a challenge largely because serum/plasma zinc may not accurately reflect an individuals zinc status. The comet assay, a sensitive method capable of detecting intracellular DNA strand breaks, may serve as a functional biomarker of zinc status. We hypothesized that effects of zinc supplementation on intracellular DNA damage could be assessed from samples collected in field studies in Ethiopia using the comet assay. Forty women, from villages where reported consumption of meat was less than once per month and phytate levels were high, received 20 mg zinc as zinc sulfate or placebo daily for 17 days in a randomized placebo-controlled trial. Plasma zinc concentrations were determined by inductively coupled plasma mass spectrometry. Cells from whole blood at the baseline and end point of the study were embedded in agarose, electrophoresed, and stained before being scored by an investigator blinded to the treatments. Although zinc supplementation did not significantly affect plasma zinc, mean (± SEM) comet tail moment measurement of supplemented women decreased from 39.7 ± 2.7 to 30.0 ± 1.8 (P< .005), indicating a decrease in DNA strand breaks in zinc-supplemented individuals. These findings demonstrated that the comet assay could be used as a functional assay to assess the effects of zinc supplementation on DNA integrity in samples collected in a field setting where food sources of bioavailable zinc are limited. Furthermore, the comet assay was sufficiently sensitive to detect changes in zinc status as a result of supplementation despite no significant changes in plasma zinc.


Nutrition | 2014

Management of patients during hunger strike and refeeding phase

Markus Eichelberger; Maya Lucia Joray; Martin Perrig; Michael Bodmer; Zeno Stanga

OBJECTIVE Hunger strikers resuming nutritional intake may develop a life-threatening refeeding syndrome (RFS). Consequently, hunger strikers represent a core challenge for the medical staff. The objective of the study was to test the effectiveness and safety of evidence-based recommendations for prevention and management of RFS during the refeeding phase. METHODS This was a retrospective, observational data analysis of 37 consecutive, unselected cases of prisoners on a hunger strike during a 5-y period. The sample consisted of 37 cases representing 33 individual patients. RESULTS In seven cases (18.9%), the hunger strike was continued during the hospital stay, in 16 episodes (43.2%) cessation of the hunger strike occurred immediately after admission to the security ward, and in 14 episodes (37.9%) during hospital stay. In the refeed cases (n = 30), nutritional replenishment occurred orally, and in 25 (83.3%) micronutrients substitutions were made based on the recommendations. The gradual refeeding with fluid restriction occurred over 10 d. Uncomplicated dyselectrolytemia was documented in 12 cases (40%) within the refeeding phase. One case (3.3%) presented bilateral ankle edemas as a clinical manifestation of moderate RFS. Intensive medical treatment was not necessary and none of the patients died. Seven episodes of continued hunger strike were observed during the entire hospital stay without medical complications. CONCLUSIONS Our data suggested that seriousness and rate of medical complications during the refeeding phase can be kept at a minimum in a hunger strike population. This study supported use of recommendations to optimize risk management and to improve treatment quality and patient safety in this vulnerable population.


Annals of Nutrition and Metabolism | 2015

Management of Home Parenteral Nutrition: A Prospective Multicenter Observational Study.

Carla Aeberhard; Michele Leuenberger; Maya Lucia Joray; Peter E. Ballmer; Stefan Mühlebach; Zeno Stanga

Background: There are no specific Swiss home parenteral nutrition (HPN) data showing patient characteristics, quality of life (QoL) and complications. The goal of this study was to collect representative nationwide data on current adult HPN patients in Switzerland for international comparability and benchmarking. Methods: This was a multicenter, nationwide, observational study. We conducted interviews for demographics, PN characteristics, QoL and complications. The data were assessed at baseline and after a follow-up of 3 months using a questionnaire. Results: Thirty-three adult patients were included. The most common underlying diseases were cancer, radiation enteritis and state after bariatric surgery, and the most prevalent indication was short bowel syndrome. During the 3-month observation period, significant increase or stabilization of body weight occurred in the patients, physical activity scores improved from 34.0 to 39.4 and mental scores improved from 41.9 to 46.4. HPN dependency and traveling restrictions were of the greatest concern. Diarrhea, xerostomia and/or thirst were frequent complaints. Conclusion: Anthropometric parameters and QoL improved during the observational period in this HPN cohort. These Swiss HPN data are prerequisite for evaluation and comparison of HPN recommendations and best clinical practice, status of professional care instructions related to HPN effectiveness, quality of treatment and patient safety.


Haushalt in Bildung & Forschung | 2015

Ursachen und Strategien zur Bekämpfung von Übergewicht und Adipositas bei Kindern und Jugendlichen – aus der Sicht der Schule

Maya Lucia Joray; Michele Leuenberger; Zeno Stanga

Zusammenfassung Nach einem langeren, kontinuierlichen Anstieg ist die Zahl der ubergewichtigen und adiposen Kinder und Jugendlichen gemas neusten Untersuchungen stabil oder minimal rucklaufig. Gefragt sind deshalb langfristige Strategien, um das Gesundheitsbewusstsein bei Kindern und Jugendlichen zu verbessern. Schlusselworter: Ubergewicht, Adipositas, Hauswirtschaftsunterricht, Turnen/Sport, Schulprogramme ----- Bibliographie: Joray, Maya Lucia/Leuenberger, Michele Simone/Stanga, Zeno: Ursachen und Strategien zur Bekampfung von Ubergewicht und Adipositas bei Kindern und Jugendlichen – aus der Sicht der Schule, HiBiFo, 2-2015, S. 106-115. http://dx.doi.org/10.3224/hibifo.v4i2.19502


Nutrition | 2016

Simple training tool is insufficient for appropriate diagnosis and treatment of malnutrition: A pre-post intervention study in a tertiary center

Carla Aeberhard; Tanja Birrenbach; Maya Lucia Joray; Stefan Mühlebach; Martin Perrig; Zeno Stanga


Therapeutische Umschau. Revue thérapeutique | 2013

[Sausage or carrot--spoilt for choice].

Maya Lucia Joray; Michele Leuenberger; Zeno Stanga


Therapeutische Umschau | 2013

Cervelat oder Rüebli - die Qual der Wahl!

Maya Lucia Joray; Michele Leuenberger; Zeno Stanga


Annals of Nutrition and Metabolism | 2015

Contents Vol. 67, 2015

Satoru Nagata; Chongxin Wang; Takashi Asahara; Norikatsu Yuki; Kazunori Matsuda; Hirokazu Tsuji; Takuya Takahashi; Koji Nomoto; Yuichiro Yamashiro; Emily Gammoh; Naeema A. Mahmood; Samira Madan; Bashayer H. Ebrahim; Fekria E. Mustafa; Wassim Y. Almawi; Mi Su; Jia Lin; Li Qiu; Xiao Juan Liu; Zhen Jiang; Qian Wang; Ding Zhi Fang; Sergej M. Ostojic; Marko D. Stojanovic; Guillermo Olcina; Cecilia Gil Polo; Esther Cubo Delgado; Ana Mateos Cachorro; Jéssica Rivadeneyra Posadas; Natividad Mariscal Pérez


Praxis Journal of Philosophy | 2012

Wie beurteile ich den Ernährungszustand meines Patienten

Michele Leuenberger; Maya Lucia Joray; Silvia Kurmann; Zeno Stanga

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K. Michael Hambidge

University of Colorado Denver

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