Titre : Conductivité électrique

Conductivité électrique : Questions médicales fréquentes

Termes MeSH sélectionnés :

Prostheses and Implants
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déshydratation sévère ?\nQuels effets une carence en électrolytes peut-elle avoir ?", "url": "https://questionsmedicales.fr/mesh/D004553?mesh_terms=Prostheses+and+Implants&page=5#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Conductivité électrique", "description": "Quels facteurs augmentent le risque d'arythmie ?\nComment le diabète affecte-t-il la conductivité nerveuse ?\nQuels médicaments peuvent affecter la conductivité ?\nQuel rôle joue l'âge dans la conductivité cardiaque ?\nComment le stress influence-t-il la conductivité ?", "url": "https://questionsmedicales.fr/mesh/D004553?mesh_terms=Prostheses+and+Implants&page=5#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment évaluer la conductivité électrique cardiaque ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "L'évaluation se fait par électrocardiogramme (ECG) pour mesurer l'activité électrique." } }, { "@type": "Question", "name": "Quels tests mesurent la conductivité neuronale ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Les tests de conduction nerveuse évaluent la vitesse et l'efficacité de la transmission nerveuse." } }, { "@type": "Question", "name": "Quels appareils mesurent la conductivité des tissus ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Les appareils d'impédance bioélectrique mesurent la résistance et la conductivité des tissus." } }, { "@type": "Question", "name": "Comment la conductivité est-elle mesurée en laboratoire ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Des électrodes sont utilisées pour mesurer la conductivité des solutions biologiques en laboratoire." } }, { "@type": "Question", "name": "Quel rôle joue la conductivité dans l'ECG ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "La conductivité électrique est cruciale pour la transmission des signaux cardiaques dans l'ECG." } }, { "@type": "Question", "name": "Quels symptômes indiquent une mauvaise conductivité cardiaque ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Des palpitations, des douleurs thoraciques ou des évanouissements peuvent indiquer un problème." } }, { "@type": "Question", "name": "Quels signes neurologiques sont liés à la conductivité ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Des engourdissements, des picotements ou une faiblesse musculaire peuvent survenir." } }, { "@type": "Question", "name": "Comment la déshydratation affecte-t-elle la conductivité ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "La déshydratation peut réduire la conductivité électrique, entraînant des crampes musculaires." } }, { "@type": "Question", "name": "Quels symptômes d'une neuropathie sont liés à la conductivité ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "La neuropathie peut provoquer des douleurs, des sensations anormales et une perte de réflexes." } }, { "@type": "Question", "name": "Quels symptômes peuvent indiquer une hyperkaliémie ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Des palpitations, une faiblesse musculaire et des troubles du rythme cardiaque peuvent survenir." } }, { "@type": "Question", "name": "Comment prévenir les troubles de la conductivité cardiaque ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Maintenir un mode de vie sain, éviter le tabac et gérer le stress aide à prévenir ces troubles." } }, { "@type": "Question", "name": "Quels exercices favorisent la santé nerveuse ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des exercices réguliers, comme la marche ou le yoga, améliorent la santé nerveuse." } }, { "@type": "Question", "name": "Comment éviter la déshydratation ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Boire suffisamment d'eau et consommer des aliments riches en eau aide à prévenir la déshydratation." } }, { "@type": "Question", "name": "Quels aliments sont bons pour la conductivité ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Les aliments riches en potassium, magnésium et calcium favorisent une bonne conductivité." } }, { "@type": "Question", "name": "Comment gérer le stress pour la santé nerveuse ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Des techniques de relaxation comme la méditation et la respiration profonde aident à gérer le stress." } }, { "@type": "Question", "name": "Comment traiter une conduction cardiaque anormale ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Les traitements incluent des médicaments antiarythmiques ou la pose d'un pacemaker." } }, { "@type": "Question", "name": "Quels médicaments améliorent la conductivité nerveuse ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments comme la gabapentine peuvent aider à améliorer la conduction nerveuse." } }, { "@type": "Question", "name": "Comment la rééducation peut-elle aider la conductivité ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "La rééducation physique peut améliorer la fonction nerveuse et musculaire après une lésion." } }, { "@type": "Question", "name": "Quels suppléments peuvent améliorer la conductivité ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "Des suppléments de magnésium et de potassium peuvent aider à réguler la conductivité électrique." } }, { "@type": "Question", "name": "Quel rôle joue l'alimentation dans la conductivité ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Une alimentation équilibrée riche en électrolytes favorise une bonne conductivité électrique." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec une arythmie ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Les complications incluent l'insuffisance cardiaque, les AVC et les arrêts cardiaques." } }, { "@type": "Question", "name": "Quels risques sont associés à une neuropathie non traitée ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Une neuropathie non traitée peut entraîner des blessures, des infections et des amputations." } }, { "@type": "Question", "name": "Comment une mauvaise conductivité peut-elle affecter le cœur ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "Elle peut provoquer des troubles du rythme cardiaque, augmentant le risque d'accidents vasculaires." } }, { "@type": "Question", "name": "Quelles sont les conséquences d'une déshydratation sévère ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Une déshydratation sévère peut entraîner des troubles électrolytiques et des complications cardiaques." } }, { "@type": "Question", "name": "Quels effets une carence en électrolytes peut-elle avoir ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Une carence peut provoquer des crampes, des arythmies et des troubles neurologiques." } }, { "@type": "Question", "name": "Quels facteurs augmentent le risque d'arythmie ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "L'hypertension, le diabète, l'obésité et le tabagisme augmentent le risque d'arythmie." } }, { "@type": "Question", "name": "Comment le diabète affecte-t-il la conductivité nerveuse ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Le diabète peut endommager les nerfs, entraînant une neuropathie et une mauvaise conductivité." } }, { "@type": "Question", "name": "Quels médicaments peuvent affecter la conductivité ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "Certains médicaments, comme les diurétiques, peuvent perturber l'équilibre électrolytique." } }, { "@type": "Question", "name": "Quel rôle joue l'âge dans la conductivité cardiaque ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Avec l'âge, le risque de troubles de la conductivité cardiaque augmente en raison de changements physiologiques." } }, { "@type": "Question", "name": "Comment le stress influence-t-il la conductivité ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Le stress chronique peut affecter la conductivité cardiaque et nerveuse, augmentant les risques." } } ] } ] }

Sources (10000 au total)

Capsule Dynamics, Implantation, and Explantation of the Smaller Incision, New-Generation Implantable Miniature Telescope: a Miyake-Apple Study.

The smaller incision, new-generation implantable miniature telescope is a novel implant to optimize vision in retinal patients with central vision loss. Using Miyake-Apple techniques we visualized the... Using the Miyake-Apple technique, we assessed capsular bag deformation after successful implantation of the device in human autopsy eyes. We assessed rescue strategies for converting a sulcus implanta... Acceptable zonular stress was observed during the successful implantation of the SING IMT. When it was implanted in the sulcus, one could reposition the haptics into the bag with two spatulas using co... The SING IMT can be safely implanted without significant zonular stress. In sulcus implantation and explantation, repositioning of the haptic is achievable without perturbing zonular stress using the ...

Clinical performance of zirconium implants compared to titanium implants: a systematic review and meta-analysis of randomized controlled trials.

To quantitatively assess and compare the clinical outcomes, including survival rate, success rate, and peri-implant indices of titanium and zirconium implants in randomized controlled trials.... The electronic databases searched included the Cochrane Central Register of Controlled Trials (CENTRAL), Medline... A total of four studies from six publications reviewed were included. Two of the comparative studies were assessed at minimal risk of bias. Zirconium implants may have a lower survival rate (risk rati... Zirconium implants may have higher failure rates due to their mechanical weakness. Zirconium implants should be strictly assessed before they enter the market. Further studies are required to confirm ...

Applying 3D-printed prostheses to reconstruct critical-sized bone defects of tibial diaphysis (> 10 cm) caused by osteomyelitis and aseptic non-union.

Clinical repair of critical-sized bone defects (CBDs) in the tibial diaphysis presents numerous challenges, including inadequate soft tissue coverage, limited blood supply, high load-bearing demands, ... This retrospective study included 14 patients (11 males and 3 females) with an average age of 46.0 years. The etiologies of CBDs comprised chronic osteomyelitis (10 cases) and aseptic non-union (4 cas... The mean postoperative follow-up duration was 28.4 months, with an average waiting period between prosthesis implantation and weight-bearing of 10.4 days. At the latest follow-up, all patients demonst... Utilization of 3D-printed prostheses facilitates prompt restoration of CBDs in the tibial diaphysis, enabling early initiation of weight-bearing activities and recovery of ambulatory function. This ef...

Color variations during digital imaging of facial prostheses subjected to unfiltered ambient light and image calibration techniques within dental clinics: An in vitro analysis.

The study aimed to evaluate 1) the amount of color variations presents within clinical images of maxillofacial prosthetic silicone specimens when photographed under different clinically relevant ambie... 432 measurements were acquired from standardized images of the pigmented prosthetic silicone specimens within different ambient lighting conditions (i.e., 2 windowed and 2 windowless clinics) at noon ... Images in windowless and windowed clinics exhibited highly significant differences (p < 0.001) with spectrophotometer (control). CWBC demonstrated no significant differences (p > 0.05) in LAB values a... Significant color variations were present for maxillofacial prosthetic specimens owing to natural ambient light. CWBC and PPWBC using color charts were more suitable for color correction across window...

Long-term complications of cosmetic iris implants.

Additive cosmetic implants (NewColorIris, Kahn Medical Devices, Panama City, Panama) are placed in the anterior chamber, in order to externally change iris color. There is a lack of robust clinical lo... A 41-year-old Caucasian woman presented with blurred vision in both eyes over the last 6 months. Fifteen years earlier, she had undergone bilateral implantation of additive iris implants for aesthetic... Cosmetic implants in contact to the iris can remain quiescent for years, leading to possible complications that can present even in the long-term. The degree of implant decentration, the stage of angl...

Intracorneal ring segment implantation in advanced Keratoconus.

To compare the clinical outcomes of intracorneal ring segment (ICRS) implantation in eyes with advanced vs. mild/moderate keratoconus (KCN).... A retrospective analysis of 141 eyes of 111 patients with KCN who underwent ICRS implantation. Preoperative maximum keratometry (Kmax) was <57 diopters (D) in 70 eyes and >57 D in 71 eyes. Postoperati... Corneas with a preoperative Kmax >57 D experienced greater reduction in axial curvature after ICRS implantation than corneas with a preoperative Kmax <57 D (7.0 D vs. 5.5 D,... The visual and topographic effects of ICRS implantation are greater in eyes with more advanced KCN, with no increase in the incidence of the most common complications....