Titre : Cytochrome P-450 CYP1A2

Cytochrome P-450 CYP1A2 : Questions médicales fréquentes

Termes MeSH sélectionnés :

Platelet Count
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alternatifs pour CYP1A2 ?", "url": "https://questionsmedicales.fr/mesh/D019388?mesh_terms=Platelet+Count&page=2#section-traitements" }, { "@type": "MedicalWebPage", "name": "Complications", "headline": "Complications sur Cytochrome P-450 CYP1A2", "description": "Quelles complications peuvent survenir avec CYP1A2 ?\nCYP1A2 peut-il causer des maladies hépatiques ?\nComment les complications sont-elles gérées ?\nY a-t-il des risques de surdosage avec CYP1A2 ?\nQuels sont les effets à long terme de la dysfonction de CYP1A2 ?", "url": "https://questionsmedicales.fr/mesh/D019388?mesh_terms=Platelet+Count&page=2#section-complications" }, { "@type": "MedicalWebPage", "name": "Facteurs de risque", "headline": "Facteurs de risque sur Cytochrome P-450 CYP1A2", "description": "Quels facteurs influencent l'activité de CYP1A2 ?\nComment le tabagisme affecte-t-il CYP1A2 ?\nY a-t-il des risques liés à l'alcool et CYP1A2 ?\nQuels médicaments sont des facteurs de risque pour CYP1A2 ?\nComment l'alimentation influence-t-elle CYP1A2 ?", "url": "https://questionsmedicales.fr/mesh/D019388?mesh_terms=Platelet+Count&page=2#section-facteurs de risque" } ] }, { "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "Comment évaluer l'activité de CYP1A2 ?", "position": 1, "acceptedAnswer": { "@type": "Answer", "text": "L'activité peut être évaluée par des tests de métabolisme de médicaments spécifiques." } }, { "@type": "Question", "name": "Quels tests sanguins sont utilisés pour CYP1A2 ?", "position": 2, "acceptedAnswer": { "@type": "Answer", "text": "Des tests de concentration de médicaments métabolisés par CYP1A2 peuvent être effectués." } }, { "@type": "Question", "name": "Y a-t-il des biomarqueurs pour CYP1A2 ?", "position": 3, "acceptedAnswer": { "@type": "Answer", "text": "Actuellement, il n'existe pas de biomarqueurs spécifiques pour CYP1A2." } }, { "@type": "Question", "name": "Comment les médicaments influencent-ils CYP1A2 ?", "position": 4, "acceptedAnswer": { "@type": "Answer", "text": "Certains médicaments peuvent inhiber ou induire l'activité de CYP1A2, affectant le métabolisme." } }, { "@type": "Question", "name": "Quels sont les tests génétiques pour CYP1A2 ?", "position": 5, "acceptedAnswer": { "@type": "Answer", "text": "Des tests génétiques peuvent identifier des polymorphismes affectant l'activité de CYP1A2." } }, { "@type": "Question", "name": "Quels symptômes indiquent une dysfonction de CYP1A2 ?", "position": 6, "acceptedAnswer": { "@type": "Answer", "text": "Une dysfonction peut entraîner des effets indésirables liés à l'accumulation de médicaments." } }, { "@type": "Question", "name": "Comment CYP1A2 affecte-t-il les symptômes de toxicité ?", "position": 7, "acceptedAnswer": { "@type": "Answer", "text": "Une activité réduite de CYP1A2 peut augmenter la toxicité des médicaments métabolisés." } }, { "@type": "Question", "name": "Y a-t-il des symptômes liés à l'induction de CYP1A2 ?", "position": 8, "acceptedAnswer": { "@type": "Answer", "text": "L'induction peut réduire l'efficacité des médicaments, entraînant des symptômes de maladie." } }, { "@type": "Question", "name": "Quels signes cliniques sont associés à CYP1A2 ?", "position": 9, "acceptedAnswer": { "@type": "Answer", "text": "Les signes peuvent inclure des réactions indésirables aux médicaments et des troubles hépatiques." } }, { "@type": "Question", "name": "CYP1A2 influence-t-il les symptômes de maladies ?", "position": 10, "acceptedAnswer": { "@type": "Answer", "text": "Oui, CYP1A2 peut influencer les symptômes de maladies en modifiant le métabolisme des médicaments." } }, { "@type": "Question", "name": "Comment prévenir les interactions médicamenteuses avec CYP1A2 ?", "position": 11, "acceptedAnswer": { "@type": "Answer", "text": "Évitez les médicaments connus pour interagir avec CYP1A2 et consultez un médecin." } }, { "@type": "Question", "name": "Y a-t-il des mesures préventives pour CYP1A2 ?", "position": 12, "acceptedAnswer": { "@type": "Answer", "text": "Des mesures incluent l'éducation sur les médicaments et la surveillance des effets." } }, { "@type": "Question", "name": "Comment le mode de vie influence-t-il CYP1A2 ?", "position": 13, "acceptedAnswer": { "@type": "Answer", "text": "Un mode de vie sain, y compris l'alimentation, peut influencer l'activité de CYP1A2." } }, { "@type": "Question", "name": "Quels aliments affectent CYP1A2 ?", "position": 14, "acceptedAnswer": { "@type": "Answer", "text": "Des aliments comme le brocoli et le pamplemousse peuvent influencer l'activité de CYP1A2." } }, { "@type": "Question", "name": "Comment éviter la toxicité liée à CYP1A2 ?", "position": 15, "acceptedAnswer": { "@type": "Answer", "text": "Évitez les doses élevées de médicaments métabolisés par CYP1A2 pour prévenir la toxicité." } }, { "@type": "Question", "name": "Comment traiter une dysfonction de CYP1A2 ?", "position": 16, "acceptedAnswer": { "@type": "Answer", "text": "Le traitement implique l'ajustement des doses de médicaments métabolisés par CYP1A2." } }, { "@type": "Question", "name": "Quels médicaments affectent CYP1A2 ?", "position": 17, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments comme la caféine et certains antidépresseurs peuvent influencer CYP1A2." } }, { "@type": "Question", "name": "Y a-t-il des traitements pour l'induction de CYP1A2 ?", "position": 18, "acceptedAnswer": { "@type": "Answer", "text": "L'induction peut nécessiter des ajustements de traitement pour éviter l'inefficacité." } }, { "@type": "Question", "name": "Comment gérer les effets indésirables liés à CYP1A2 ?", "position": 19, "acceptedAnswer": { "@type": "Answer", "text": "La gestion implique la surveillance des effets indésirables et l'ajustement des doses." } }, { "@type": "Question", "name": "Quels sont les traitements alternatifs pour CYP1A2 ?", "position": 20, "acceptedAnswer": { "@type": "Answer", "text": "Des traitements alternatifs peuvent inclure des médicaments non métabolisés par CYP1A2." } }, { "@type": "Question", "name": "Quelles complications peuvent survenir avec CYP1A2 ?", "position": 21, "acceptedAnswer": { "@type": "Answer", "text": "Des complications incluent des réactions indésirables graves aux médicaments métabolisés." } }, { "@type": "Question", "name": "CYP1A2 peut-il causer des maladies hépatiques ?", "position": 22, "acceptedAnswer": { "@type": "Answer", "text": "Une dysfonction de CYP1A2 peut contribuer à des maladies hépatiques en altérant le métabolisme." } }, { "@type": "Question", "name": "Comment les complications sont-elles gérées ?", "position": 23, "acceptedAnswer": { "@type": "Answer", "text": "La gestion des complications implique l'ajustement des traitements et la surveillance étroite." } }, { "@type": "Question", "name": "Y a-t-il des risques de surdosage avec CYP1A2 ?", "position": 24, "acceptedAnswer": { "@type": "Answer", "text": "Oui, un métabolisme altéré peut augmenter le risque de surdosage de certains médicaments." } }, { "@type": "Question", "name": "Quels sont les effets à long terme de la dysfonction de CYP1A2 ?", "position": 25, "acceptedAnswer": { "@type": "Answer", "text": "Les effets à long terme peuvent inclure des problèmes de santé chroniques liés au métabolisme." } }, { "@type": "Question", "name": "Quels facteurs influencent l'activité de CYP1A2 ?", "position": 26, "acceptedAnswer": { "@type": "Answer", "text": "Des facteurs comme la génétique, l'alimentation et l'usage de médicaments influencent l'activité." } }, { "@type": "Question", "name": "Comment le tabagisme affecte-t-il CYP1A2 ?", "position": 27, "acceptedAnswer": { "@type": "Answer", "text": "Le tabagisme induit l'activité de CYP1A2, augmentant le métabolisme de certains médicaments." } }, { "@type": "Question", "name": "Y a-t-il des risques liés à l'alcool et CYP1A2 ?", "position": 28, "acceptedAnswer": { "@type": "Answer", "text": "La consommation excessive d'alcool peut inhiber l'activité de CYP1A2, affectant le métabolisme." } }, { "@type": "Question", "name": "Quels médicaments sont des facteurs de risque pour CYP1A2 ?", "position": 29, "acceptedAnswer": { "@type": "Answer", "text": "Des médicaments comme les antibiotiques et les antidépresseurs peuvent influencer CYP1A2." } }, { "@type": "Question", "name": "Comment l'alimentation influence-t-elle CYP1A2 ?", "position": 30, "acceptedAnswer": { "@type": "Answer", "text": "Certains aliments, comme le pamplemousse, peuvent inhiber ou induire l'activité de CYP1A2." } } ] } ] }

Sources (8295 au total)

Platelet counts affect the association between hyperhomocysteinemia and pregnancy complications.

The joint effect of platelet and other modifiers on the risk of pregnancy complications is unknown. This study investigated whether platelet count (PC) and total homocysteine (tHcy) level have a syner... Total 11,553 consecutive pregnant women who received whole blood cell and biochemical tests at the time of admission for labor in Changzhou Maternal and Child Health Care Hospital were analyzed. The p... The prevalence of GDM, ICP, PE, and PIH was 8.4%, 6.2%, 3.4%, and 2.1%, respectively. The highest rate of ICP (28.6%) was observed in women with high tHcy (> 15 μmol/L) and low PC (quartile 1); and th... Among Chinese pregnant women, one subgroup (high tHcy and low PC) has the highest risk of ICP and another (high tHcy and high PC) has the lowest risk of GDM; tHcy and platelet could be used as indicat...

Platelet count and plateletcrit: Potential haematological biomarkers for livedoid vasculopathy?

The pathogenesis of livedoid vasculopathy (LV) remains unknown. Although platelet activation occurs in LV, little research has been conducted on LV platelet morphology parameters. The purpose of this ... Twenty-seven LV patients and 21 cutaneous small vessel vasculitis (CSVV) patients, all at the active stage, were included. Platelet parameters in active- and stable-stage LV and CSVV patients were com... LV patients' mean age was 25.48 years (range: 9-62 years), and 81.48% (22/27) were women and 18.52% (5/27) were men. The platelet counts and plateletcrit (PCT) levels were significantly elevated in LV... Altered platelet morphology was detected in LV patients. Platelet count and PCT might be haematological biomarkers for early prediction of LV activity and relapses and for differential identification ...

Prognostic significance of mean platelet volume to platelet count ratio in pediatric patients with acute kidney injury.

Mean platelet volume (MPV), which is regarded as a marker of thrombocyte function and activation, is related to increased morbidity and mortality. In critically ill patients, the ratio of MPV to plate... In this retrospective study, patients hospitalized in the pediatric intensive care unit (PICU) between March 2020 and June 2022 were evaluated. Patients between 1 month and 18 years of age with AKI we... Sixty-three children with AKI were included in the study. The total mortality rate was 34.9% (n=22). MPR ratios were significantly higher in the non-survivors at admission (p=0.042) and at the 72nd ho... MPR is an inexpensive and practical marker that may predict the outcome of children with AKI....

The safety and performance of the Spectra Optia apheresis system platelet depletion protocol in patients with elevated platelet counts.

Thrombocytosis is a presenting and progressive clinical feature found in multiple disease states. It is characterized by high platelet (PLT) counts (>450 × 10... This report details the results from 2 clinical studies, one conducted in the European Union (EU) and one in the People's Republic of China, assessing the PLTD procedure on the Spectra Optia Apheresis... Data were collected from 56 participants completing 64 PLTD procedures. The mean percent change in PLT count and collection efficiency (CE1) was 55.1% and 68.5%, respectively. In the EU study, 6 parti... The data collected within these studies indicate that the PLTD procedure is well tolerated and effective at reducing circulating PLTs in patients suffering from thrombocytosis as evaluated by a percen...

Preeclampsia has an association with both platelet count and mean platelet volume: A systematic review and meta-analysis.

Preeclampsia (PE) is a pregnancy-specific disorder characterized by endothelial dysfunction, and activation of the coagulation system. Alteration of PLT parameters is the common hematological abnormal... Relevant articles which were published in the English language from January 10, 2011, to January 10, 2021, were systematically searched through PubMed, Web of Science, and African journals online. In ... A total of 25 articles were included in this systematic review and meta-analysis. Of which, 23 studies were used in each PC and MPV analysis. The overall pooled WMD of PC and MPV between PE and NT gro... This systematic review and meta-analysis indicated that there is a significant decrease in PC and a significant increase in MPV during PE development among pregnant women. As a result, a change in the...

Comparison of platelet count results on the Sysmex XN between citrate or MgSO

The aim of this study performed on Sysmex XN is to compare platelet values on citrate and MgSO... Sixty patients with K2EDTA-induced platelet clusters were re-sampled with K2EDTA, citrate and TBX. Platelet results were then compared, and smears were analysed for clumping. Platelet results from 120... Out of the 60 patients with K2EDTA-induced platelet clusters, none showed platelet clusters with MgSO... In patients with K2EDTA-induced platelet clusters, MgSO...

Mean platelet volume/platelet count ratio in combination with tumor markers in colorectal cancer: a retrospective clinical study.

Mean platelet volume (MPV) is a marker of platelet activation, which is usually negatively correlated with platelet count (PC). The ratio of MPV to PC (MPV/PC) has an essential role in the diagnosis o... 200 patients with CRC and 317 patients with colorectal benign polypus pathologically diagnosed during 2019/01/04 to 2022/06/30 were included. Hematological and pathological parameters of the above pat... The MPV/PC in CRC group was significantly lower than the control group (P < 0.0001). Among the three tumor markers, higher CA125 was correlated with distant metastasis and lower differentiation (P < 0... Preoperative MPV/PC in peripheral blood of patients with CRC was lower than the control group. Meanwhile, the combined detection of tumor markers with MPV/PC can improve the diagnostic value of CRC, r...

Relationship between platelet count and severity of neonatal respiratory distress syndrome.

Neonatal respiratory distress syndrome (NRDS) is a primary cause of morbidity and mortality in premature infants. Platelets have a unique role in lung repair and remodeling. This study aimed to determ... The study included 234 newborns diagnosed with NRDS from January 2019 to August 2023. This study employed two methods of grouping: the first based on platelet count, dividing participants into thrombo... A higher proportion of newborns in the severe group exhibited thrombocytopenia (severe group = 41.7%, mild-moderate group = 19.0%). Hospital stay, ventilation time, oxygen therapy duration were longer... NRDS accompanied by thrombocytopenia indicates a more severe condition and poorer clinical outcomes. It is hypothesized that NRDS with thrombocytopenia involves a complex multifactorial etiology, incl...

The Use of Platelet Count and Indices as Prognostic Factors for Mortality in Children with Sepsis.

Sepsis is still one of the leading causes of mortality and morbidity in children worldwide. Consumptive coagulopathy and suppression of thrombopoiesis in the bone marrow resulting from immune dysregul... This is a cross-sectional study of 45 children diagnosed with sepsis on admission at Haji Adam Malik Hospital, Medan, North Sumatra, Indonesia, between October and November 2022. Blood samples were dr... MPV, PDW, and PDW/PLT were significantly higher in non-survivors than survivors (P=0.04, P=0.02, and P=0.04, respectively). ROC curve analysis showed that PDW had the largest AUC (0.708 [95% CI=0.549-... Admission PDW is a fast and specific tool to predict the outcome of children with sepsis....

Gut microbiota were altered with platelet count and red blood cell count in immune thrombocytopenia patients with different treatments.

The gut microbiome is clearly linked to the development of various autoimmune diseases, however, its association with immune thrombocytopenia (ITP) is less well understood. The current study collected...