Titre : Lyophilisation

Lyophilisation : Questions médicales fréquentes

Termes MeSH sélectionnés :

Colonoscopy

Questions fréquentes et termes MeSH associés

Diagnostic 2

#1

Comment savoir si un produit est lyophilisé ?

Un produit lyophilisé est léger, friable et conserve sa forme d'origine après réhydratation.
Lyophilisation Déshydratation
#2

Quels tests pour vérifier la qualité d'un produit lyophilisé ?

Des tests de solubilité, d'humidité résiduelle et d'analyse organoleptique sont effectués.
Analyse de la qualité Contrôle de qualité

Symptômes 2

#1

Quels sont les signes d'un produit mal lyophilisé ?

Un produit mal lyophilisé peut présenter des grumeaux, une couleur anormale ou une odeur désagréable.
Produits alimentaires Qualité des aliments
#2

Y a-t-il des effets secondaires de la lyophilisation ?

La lyophilisation n'a pas d'effets secondaires directs, mais peut altérer certains nutriments.
Nutriments Alimentation

Prévention 2

#1

Comment éviter la dégradation des produits lyophilisés ?

Conservez-les dans un endroit frais, sec et à l'abri de la lumière pour préserver leur qualité.
Conservation Stabilité des produits
#2

Quelles conditions sont idéales pour stocker des produits lyophilisés ?

Un environnement à faible humidité et température stable est idéal pour le stockage.
Conditions de stockage Humidité

Traitements 2

#1

Comment réhydrater un produit lyophilisé ?

Il suffit d'ajouter de l'eau à température ambiante ou chaude selon le produit.
Réhydratation Produits alimentaires
#2

Quels produits sont souvent lyophilisés ?

Les fruits, légumes, viandes et médicaments sont couramment lyophilisés pour la conservation.
Conservation des aliments Pharmaceutiques

Complications 2

#1

Quels risques si un produit lyophilisé est mal stocké ?

Un mauvais stockage peut entraîner une perte de qualité, de goût et de valeur nutritionnelle.
Risque alimentaire Dégradation
#2

Peut-on consommer un produit lyophilisé périmé ?

Il est déconseillé de consommer un produit périmé, même s'il semble intact.
Produits périmés Sécurité alimentaire

Facteurs de risque 2

#1

Quels facteurs influencent la qualité de la lyophilisation ?

La température, la pression et la durée du processus de lyophilisation influencent la qualité.
Processus de lyophilisation Température
#2

Quels produits sont plus sensibles à la lyophilisation ?

Les produits riches en graisses ou en sucres peuvent être plus sensibles à la dégradation.
Produits sensibles Dégradation des aliments
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Dr Olivier Menir

Contenu validé par Dr Olivier Menir

Expert en Médecine, Optimisation des Parcours de Soins et Révision Médicale


Validation scientifique effectuée le 22/04/2025

Contenu vérifié selon les dernières recommandations médicales

Auteurs principaux

Davide Fissore

6 publications dans cette catégorie

Affiliations :
  • Dipartimento di Scienza Applicata e Tecnologia, Politecnico di Torino, Corso Duca degli Abruzzi 24, 10129 Torino, Italy. Electronic address: davide.fissore@polito.it.

Nuria Martínez-Navarrete

3 publications dans cette catégorie

Affiliations :
  • Food Technology Department, Food Investigation and Innovation Group, Universitat Politècnica de València, Valencia, Spain.

Roberto Pisano

3 publications dans cette catégorie

Affiliations :
  • Department of Applied Science and Technology, Politecnico di Torino, 24 corso Duca degli Abruzzi, Torino 10129, Italy.

Linlin Li

2 publications dans cette catégorie

Affiliations :
  • College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, China.
  • Agricultural Product Drying Equipment Engineering Technology Research Center, Henan University of Science and Technology, Luoyang, China.

Weiwei Cao

2 publications dans cette catégorie

Affiliations :
  • College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, China.
  • Agricultural Product Drying Equipment Engineering Technology Research Center, Henan University of Science and Technology, Luoyang, China.

Wenchao Liu

2 publications dans cette catégorie

Affiliations :
  • College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, China.
  • Agricultural Product Drying Equipment Engineering Technology Research Center, Henan University of Science and Technology, Luoyang, China.

Xu Duan

2 publications dans cette catégorie

Affiliations :
  • College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, China.
  • Agricultural Product Drying Equipment Engineering Technology Research Center, Henan University of Science and Technology, Luoyang, China.

Guangyue Ren

2 publications dans cette catégorie

Affiliations :
  • College of Food and Bioengineering, Henan University of Science and Technology, Luoyang, China.
  • Agricultural Product Drying Equipment Engineering Technology Research Center, Henan University of Science and Technology, Luoyang, China.

Ana Salvador

2 publications dans cette catégorie

Affiliations :
  • Laboratorio de Propiedades Físicas y Sensoriales y Ciencia del Consumidor, Instituto de Agroquímica y Tecnología de Alimentos (CSIC), Valencia, Spain.
Publications dans "Lyophilisation" :

María Del Mar Camacho

2 publications dans cette catégorie

Affiliations :
  • Food Technology Department, Food Investigation and Innovation Group, Universitat Politècnica de València, Valencia, Spain.

Taylor N Thompson

2 publications dans cette catégorie

Affiliations :
  • Millrock Technology, Inc., 39 Kieffer Ln, Kingston, NY, USA.
Publications dans "Lyophilisation" :

None None

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Dominique Turck

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Torsten Bohn

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Jacqueline Castenmiller

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Stefaan De Henauw

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Karen Ildico Hirsch-Ernst

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Alexandre Maciuk

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Inge Mangelsdorf

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Harry J McArdle

2 publications dans cette catégorie

Publications dans "Lyophilisation" :

Sources (1517 au total)

Study on the effectiveness of modified colonoscopy nursing pads in colonoscopy.

To investigate the effect of modified colonoscopy nursing pads in colonoscopy.... A total of 262 subjects who underwent colonoscopy at our endoscopy center between September 1, 2021 and February 28, 2022 were selected and randomly divided into a control group and an experimental gr... The success rate of the first correct position of the examinees in the experimental group was significantly higher than that of the control group (P < 0.05), and the time spent by the nurses to guide ... The modified colonoscopy nursing pad can save the time of correct colonoscopy positioning of examinees, improve the efficiency of colonoscopy, reduce the workload of nursing staff, effectively protect...

Randomized controlled trial of EndoRings assisted colonoscopy versus standard colonoscopy.

The EndoRings device is a distal attachment consisting of two layers of circular flexible rings that evert mucosal folds. The aim of this study was to investigate whether EndoRing assisted colonoscopy... Multicenter, parallel group, randomized controlled trial.... Total of 556 patients randomized to ER (n = 275) or SC (n = 281). Colonoscopy completed in 532/556 (96%) cases. EndoRings removed in 74/275 (27%) patients. Total number of polyps in ER limb 582 vs. 51... Our study shows promise for the EndoRings device to improve polyp detection....

Colonoscopy in the nonagenarian population.

With increasing life expectancy, there is an increasing proportion of nonagenarians undergoing both elective and emergency surgical procedures. The decision as to whom will benefit from surgical proce... Retrospective study of patients of Dr. G.R (Gastroenterologist) and Dr. W.B (Colorectal Surgeon) between 1 January 2018 and 31 November 2022. All patients who were ≥90 years old and had a colonoscopy ... post-colonoscopy complications and length of stay.... reasons for colonoscopy, significant colonoscopy findings, 30-day morbidity and mortality.... Sixty patients were included in the study. Median age was 91 (90-100) years old. 33.3% of the patients were males. Seventy percent of the patients were ASA 3. Median length of hospital stay was 1 day.... Colonoscopy can be performed safely in carefully selected nonagenarian patients with acceptable low complication rates....

Artificial Intelligence in Colonoscopy.

Artificial intelligence (AI) is a rapidly growing field in gastrointestinal endoscopy, and its potential applications are virtually endless, with studies demonstrating use of AI for early gastric canc... Multiple randomized controlled trials have now been published which show a statistically significant improvement when using AI to improve adenoma detection and reduce adenoma miss rates during colonos...

A randomized prospective study comparing single-balloon-assisted colonoscopy and cap-assisted colonoscopy in patients with previous incomplete conventional colonoscopy.

Cecal intubation may be unsuccessful by conventional colonoscopy in some patients. Single-balloon-assisted colonoscopy (SBC) and cap-assisted colonoscopy (CAC) were studied to solve this problem. Ther... We conducted a randomized study from 2018 to 2021 to compare cecal intubation rate of SBC and CAC in patients with previous incomplete conventional colonoscopy. We recruited patients with incomplete c... Forty-four patients were recruited. Cecal intubation rate was superior in SBC group (22/22, 100%) than CAC group (16/22, 72.7%) (P = 0.02). No difference in cecal intubation time, polyp detection rate... SBC is superior to CAC in cecal intubation in patients with previous incomplete conventional colonoscopy....

Characterization of Colonoscopies in Preschool Children.

The indications, diagnostic yield, complications, and cecal and ileal intubation rates (CIR and IIR) for colonoscopies in children aged <6 years, denoted preschoolers, is unclear since there is limite... Retrospective review of all colonoscopies in a tertiary pediatric hospital between December 1, 2014 to December 31, 2020 was undertaken. Demographic factors, indication for colonoscopy, extent of colo... One thousand six hundred seventy-one total colonoscopies were performed, of which 13% (n = 219) were in preschoolers with median age 3.9 (range 0.3-5.9) years. Most common indications in preschoolers ... Rectal bleeding was the most common indication and juvenile polyps the most common finding at colonoscopy in preschoolers. A high IIR is achievable in young children but rates are increasingly lower t...

Quality indicators of colonoscopy care: a qualitative study from the perspectives of colonoscopy participants and nurses.

Quality of care in colonoscopy is closely related to colonoscopy participants and the nursing workforce in endoscopy-related settings. However, limited data are available on the evaluations and recomm... With a descriptive qualitative study, semi-structured interviews were conducted between November 2021 and January 2022 with colonoscopy participants (P = 11) and nursing workforce (N = 7) in the endos... Nine major themes emerged according to the structure, process, and outcome care quality model: workforce structure, quality requirements, unit facilities, nursing tools, nursing quality control system... The indicator of quality of colonoscopy care should be used to assess and improve current practices to ensure a more direct and sustained impact of colonoscopy care. This study highlights the importan...

Computer-Aided Detection Improves Adenomas per Colonoscopy for Screening and Surveillance Colonoscopy: A Randomized Trial.

Colonoscopy for colorectal cancer screening is endoscopist dependent, and colonoscopy quality improvement programs aim to improve efficacy. This study evaluated the clinical benefit and safety of usin... This randomized study prospectively evaluated the use of a CADe device at 5 academic and community centers by US board-certified gastroenterologists (n = 22). Participants aged ≥40 scheduled for scree... Between January and September 2021, 1440 participants were enrolled to be randomized. After exclusion of participants who did not meet the eligibility criteria, 677 in the standard arm and 682 in the ... For experienced endoscopists performing screening and surveillance colonoscopies in the United States, the CADe device statistically improved overall adenoma detection (APC) without a concomitant incr... gov registration: NCT04754347....