Caractéristiques du cycle biologique : Questions médicales fréquentes
Nom anglais: Life History Traits
Descriptor UI:D000071421
Tree Number:G16.575
Termes MeSH sélectionnés :
Prostatic Neoplasms
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"name": "Diagnostic",
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"description": "Comment évaluer les traits biologiques d'un organisme ?\nQuels tests sont utilisés pour diagnostiquer des anomalies biologiques ?\nQuels indicateurs biologiques sont importants ?\nComment les traits de vie influencent-ils la santé ?\nQuels outils sont utilisés pour l'analyse des traits de vie ?",
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"url": "https://questionsmedicales.fr/mesh/D000071421?mesh_terms=Prostatic+Neoplasms&page=4#section-prévention"
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"description": "Quels traitements améliorent la reproduction ?\nComment traiter les déséquilibres biologiques ?\nQuels médicaments sont utilisés pour les maladies liées aux traits de vie ?\nComment la génétique influence-t-elle les traitements ?\nQuels rôles jouent les thérapies comportementales ?",
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"description": "Quelles complications peuvent survenir avec des traits de vie altérés ?\nComment les maladies affectent-elles les traits de vie ?\nQuels impacts la pollution a-t-elle sur les traits de vie ?\nComment le changement climatique influence-t-il les cycles biologiques ?\nQuelles sont les conséquences de la surpopulation ?",
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"description": "Quels facteurs augmentent le risque de maladies ?\nComment la génétique influence-t-elle les traits de vie ?\nQuels impacts des changements climatiques sur les espèces ?\nComment l'urbanisation affecte-t-elle les traits de vie ?\nQuels rôles jouent les prédateurs dans les cycles biologiques ?",
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"@type": "Question",
"name": "Comment évaluer les traits biologiques d'un organisme ?",
"position": 1,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'évaluation se fait par l'observation des comportements, de la reproduction et de la croissance."
}
},
{
"@type": "Question",
"name": "Quels tests sont utilisés pour diagnostiquer des anomalies biologiques ?",
"position": 2,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des tests génétiques et des analyses comportementales peuvent être utilisés pour diagnostiquer."
}
},
{
"@type": "Question",
"name": "Quels indicateurs biologiques sont importants ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les taux de reproduction, la longévité et les comportements d'alimentation sont cruciaux."
}
},
{
"@type": "Question",
"name": "Comment les traits de vie influencent-ils la santé ?",
"position": 4,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les traits de vie affectent la susceptibilité aux maladies et la réponse au traitement."
}
},
{
"@type": "Question",
"name": "Quels outils sont utilisés pour l'analyse des traits de vie ?",
"position": 5,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des modèles statistiques et des simulations écologiques sont souvent utilisés."
}
},
{
"@type": "Question",
"name": "Quels symptômes indiquent un déséquilibre biologique ?",
"position": 6,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des changements dans la reproduction, la croissance ou le comportement peuvent indiquer un déséquilibre."
}
},
{
"@type": "Question",
"name": "Comment reconnaître des anomalies dans le cycle de vie ?",
"position": 7,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des anomalies peuvent se manifester par des taux de reproduction anormaux ou des comportements erratiques."
}
},
{
"@type": "Question",
"name": "Quels signes révèlent un stress environnemental ?",
"position": 8,
"acceptedAnswer": {
"@type": "Answer",
"text": "Un comportement agité, une reproduction réduite et une mortalité accrue peuvent indiquer du stress."
}
},
{
"@type": "Question",
"name": "Quels symptômes sont liés à la surpopulation ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "La compétition accrue pour les ressources et des comportements agressifs peuvent survenir."
}
},
{
"@type": "Question",
"name": "Comment les maladies affectent-elles les traits de vie ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les maladies peuvent réduire la reproduction et augmenter la mortalité, altérant les traits de vie."
}
},
{
"@type": "Question",
"name": "Comment prévenir les déséquilibres biologiques ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "La conservation des habitats et la gestion des ressources sont essentielles pour la prévention."
}
},
{
"@type": "Question",
"name": "Quelles pratiques agricoles favorisent la biodiversité ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'agriculture durable et la rotation des cultures aident à maintenir la biodiversité."
}
},
{
"@type": "Question",
"name": "Comment réduire le stress environnemental ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "La réduction de la pollution et la préservation des écosystèmes sont cruciales."
}
},
{
"@type": "Question",
"name": "Quels programmes éducatifs sont efficaces ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les programmes de sensibilisation à la conservation et à la biodiversité sont très efficaces."
}
},
{
"@type": "Question",
"name": "Comment la recherche contribue-t-elle à la prévention ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "La recherche aide à comprendre les impacts environnementaux et à développer des stratégies de prévention."
}
},
{
"@type": "Question",
"name": "Quels traitements améliorent la reproduction ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des interventions comme la gestion de l'habitat et la supplémentation nutritionnelle peuvent aider."
}
},
{
"@type": "Question",
"name": "Comment traiter les déséquilibres biologiques ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des traitements peuvent inclure des modifications environnementales et des soins vétérinaires."
}
},
{
"@type": "Question",
"name": "Quels médicaments sont utilisés pour les maladies liées aux traits de vie ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des antibiotiques et des antiparasitaires peuvent être prescrits selon la maladie."
}
},
{
"@type": "Question",
"name": "Comment la génétique influence-t-elle les traitements ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "La génétique peut déterminer la réponse aux traitements et la susceptibilité aux maladies."
}
},
{
"@type": "Question",
"name": "Quels rôles jouent les thérapies comportementales ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les thérapies comportementales peuvent aider à corriger des comportements indésirables."
}
},
{
"@type": "Question",
"name": "Quelles complications peuvent survenir avec des traits de vie altérés ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des complications incluent la diminution de la population et l'extinction locale."
}
},
{
"@type": "Question",
"name": "Comment les maladies affectent-elles les traits de vie ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les maladies peuvent entraîner des baisses de reproduction et des changements comportementaux."
}
},
{
"@type": "Question",
"name": "Quels impacts la pollution a-t-elle sur les traits de vie ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "La pollution peut réduire la fertilité et augmenter la mortalité, affectant les traits de vie."
}
},
{
"@type": "Question",
"name": "Comment le changement climatique influence-t-il les cycles biologiques ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le changement climatique peut perturber les saisons de reproduction et les habitats."
}
},
{
"@type": "Question",
"name": "Quelles sont les conséquences de la surpopulation ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "La surpopulation peut entraîner une compétition accrue pour les ressources et des conflits."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque de maladies ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les facteurs incluent la pollution, le stress environnemental et la perte d'habitat."
}
},
{
"@type": "Question",
"name": "Comment la génétique influence-t-elle les traits de vie ?",
"position": 27,
"acceptedAnswer": {
"@type": "Answer",
"text": "La génétique peut prédisposer certains individus à des traits de vie spécifiques ou à des maladies."
}
},
{
"@type": "Question",
"name": "Quels impacts des changements climatiques sur les espèces ?",
"position": 28,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les changements climatiques peuvent modifier les habitats et affecter la reproduction des espèces."
}
},
{
"@type": "Question",
"name": "Comment l'urbanisation affecte-t-elle les traits de vie ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "L'urbanisation peut fragmenter les habitats et réduire les ressources disponibles pour les espèces."
}
},
{
"@type": "Question",
"name": "Quels rôles jouent les prédateurs dans les cycles biologiques ?",
"position": 30,
"acceptedAnswer": {
"@type": "Answer",
"text": "Les prédateurs régulent les populations et influencent les traits de vie des proies."
}
}
]
}
]
}
Historically, the detection of prostate cancer relied upon a systematic yet random sampling of the prostate by transrectal ultrasound guided biopsy. This approach was a nontargeted technique that led ...
Mucinous adenocarcinoma of the urethra is extremely rare, even more so in a setting of postradiation therapy, with only 3 cases reported up to date including the first case published by our group in 2...
It is a known fact that the role of microRNAs (miRNA) has a very important place in cancer development and progression. miRNAs target a significant part of pathways as well as genes. This study aimed ...
Peripheral blood mononuclear cells (PBMCs) and tissue samples were collected from prostate cancer (PCa) (n: 20) and benign prostatic hyperplasia (BPH) (n: 20) patients. Total RNA isolation was perform...
In tissue samples, 37 different expressed miRNAs were identified in PCa patients compared to BPH patients. In PBMCs samples, 27 different expressed miRNAs were identified in PCa patients compared to b...
Our results suggested that determined common hsa-miR-494-3p, hsa-miR-3128, hsa-miR-8084 and their target HIF1A, AVRP1A, NHS, INSL4 may play a crucial role in therapeutic and early diagnostic strategie...
Although it is thought that prostatitis or benign prostatic hyperplasia (BPH) is related to prostate cancer (PCa), the underlying causal effects of these diseases are unclear....
We assessed the causal relationship between prostatitis or BPH and PCa using a two-sample Mendelian randomization (MR) approach. The data utilized in this study were sourced from genome-wide associati...
MR analysis showed that BPH had a significant causal effect on PCa (Odds Ratio = 1.209, 95% Confidence Interval: 0.098-0.281, P = 5.079 × 10...
This MR study supports that BPH has a positive causal effect on PCa, while genetically predicted prostatitis has no causal effect on PCa. Nonetheless, further studies should explore the underlying bio...
In recent decades, there has been an increasing role for magnetic resonance imaging (MRI) in the detection of clinically significant prostate cancer (csPC). The purpose of this review is to provide an...
In diagnosing clinically significant prostate cancer pre-biopsy, advances include our understanding of MRI-targeted biopsy, the role of biparametric MRI (non-contrast) and changing indications, for ex...
The utility of MRI in detecting csPC has been demonstrated in many clinical scenarios, initially from simply diagnosing csPC pre-biopsy, now to screening, active surveillance, clinical staging, and de...
For metastatic hormone naïve prostate cancer patients, androgen deprivation therapy (ADT) with escalation therapy including docetaxel and/or androgen targeting drugs is the standard therapy. However, ...
Prostate biopsies from 92 patients with metastatic hormone naïve PC (PSA > 80 ng/mL or clinical metastases) were immunohistochemically evaluated for PSA and Ki67. Gene expression analysis was performe...
The immunohistochemical score for PSA was the strongest prognostic factor for progression-free and overall survival after ADT. Consequently, the ratio between Ki67 and PSA displayed a stronger prognos...
PSA and Ki67 immunoreactive scores are prognostic in the metastatic hormone-sensitive setting, with PSA being superior. The combination of Ki67 and PSA did not give additional prognostic value. The re...
Combined magnetic resonance imaging (MRI) and positron emission tomography/computed tomography (PET/CT) may enhance diagnosis, aid surgical planning and intra-operative orientation for prostate biopsy...
To investigate the value of serum free prostate-specific antigen density (fPSAD) in the diagnosis of prostate cancer (PCa)....
The data of 558 patients who underwent transrectal ultrasound-guided prostate biopsy were retrospectively analyzed. According to the pathological results, the patients were divided into a PCa group an...
tPSA, PSAD, (f/t)/PSAD, and fPSAD had high accuracy in predicting PCa with AUC values of 0.820, 0.900, 0.846, and 0.867. fPSAD showed lower diagnostic sensitivity but significantly higher specificity ...
With the optimal cutoff value of 0.062, fPSAD has a higher diagnostic value for PCa than tPSA, f/tPSA, (f/t)/PSAD, and PSAD, and can well predict the risk of PCa, significantly improve the clinical di...
The challenges in pathology and in structuring of data are increasing. Although considerable amounts of data are generated during the pathological diagnostic process, these data are often not availabl...
The aim of the work was the development of a digital system for the direct and high-quality acquisition of structured pathology data using the example of biopsy-based diagnostics of prostate carcinoma...
A solution was created in cooperation with the pathology laboratory information system (LIS) provider imassense GmbH (Berlin, Germany), whose LIS 'Informationssystem der digitalen Pathologie' (IS-P) i...
Over a period of about 1.5 years, a system that is capable of structured reporting according to local, national (S3 guidelines, German Cancer Society) and international (International Collaboration on...
To investigate the clinical implications of magnetic resonance imaging (MRI) negative prostate cancer (PCa) in a cohort of men undergoing transperineal prostate biopsy....
We included all men without prior diagnosis of PCa undergoing transperineal template saturation ± fusion-guided targeted biopsy of the prostate between November 2014 and March 2018. Before biopsy, all...
From 515 patients undergoing prostate biopsy, 171 (33.2%) patients had a negative and 344 (66.8%) a positive MRI. Pathology review stratified for MRI negative and positive cases revealed nsPCa in 27 (...
Only few men with MRI negative PCa need active cancer treatment at the time of diagnosis, while the majority opts for AS. Omitting prostate biopsies and performing a follow-up MRI may be a safe altern...