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抽神经会痛几天?整个疗程要多久?|證據鏈

本頁是〈抽神经会痛几天?整个疗程要多久?〉的事實單元帳:每一條主張對應的來源、證據等級、地域與期間、原文引句與限制,逐條攤開。

抽神经会痛几天?整个疗程要多久?|證據鏈

F-Units(事实单元账)

  • F1|本题选题依据=14 家诊所站 GSC 全量对账,“牙齿抽神经会痛几天”“牙齿抽神经要多久”3 个词项合计曝光 114,830、跨 2 个站点。|来源 #19|confidence=high|basis=internal_dataset|period=GSC 保留窗(自 2025-03-22 起)|geo: TW|caveat:曝光为属性级数字、非去重流量;内部数据,不是医学主张,不进入发布可见层。
  • F2|疼痛患病率:治疗前 81%(标准差 28)、术后 24 小时 40%(标准差 24)、术后一周 11%(标准差 14);疼痛强度(0 至 100 分量表)依次为 54(标准差 24)、24(标准差 12)、5(标准差 5);该综述纳入 72 篇研究作荟萃分析。|来源 #1|confidence=moderate|basis=peer_reviewed(系统综述与荟萃分析)|period=2011(本卡 2026-08-06 检索未见替代本篇的新版一般患病率综述)|geo: universal|caveat:括号内为标准差而非置信区间;为人群平均,个体差异大;本卡不引用该篇补充麻醉数字(原文标示格式与百分比不同)。
  • F3|同篇结论:治疗前根管相关疼痛患病率高,但治疗后一天内中等幅度下降,并在 7 天内降至极低程度;强度亦同向下降。|来源 #1|confidence=moderate|basis=peer_reviewed|period=2011|geo: universal|caveat:人群层级方向性结论,不得转述为对个人的天数承诺
  • F4|现行版 Cochrane 综述的结果设置:主要结果为拔牙和治疗后至少一年的影像学失败(根尖透亮区);次要结果为术后与封填后疼痛、肿胀或急性发作、止痛药使用、至少一个月后是否出现瘘管;封填后 72 小时内疼痛比例两组未测到差异(风险比 0.97,95% 置信区间 0.81 至 1.16;I²=70%;12 篇研究、1329 颗牙;低确定性),封填后一周疼痛亦未测到差异(风险比 1.05,95% 置信区间 0.67 至 1.67;9 篇研究、1139 颗牙;极低确定性)。|来源 #2|confidence=high(对结果设置)/moderate(对数值)|basis=peer_reviewed(Cochrane SR/MA,现行版 pub4)|period=2022(检索截止 2022-04-25;2026-08-06 在 PubMed 检索 CD005296 仅见 2007/2016/2022 三版,未见 pub5)|geo: universal|caveat:本卡引用其时间点设置及无差异结果,不引申为疗效比较结论。
  • F5|一周内报告疼痛的受试者比例,单次就诊组较高:风险比 1.55(95% 置信区间 1.14 至 2.09;I²=18%;5 篇研究、638 颗牙;中等确定性);活髓牙亚组风险比 2.16(2 篇研究、316 颗牙)。|来源 #2|confidence=moderate|basis=peer_reviewed|period=2022|geo: universal|caveat:本条完整讨论归 KM-DENTAL-18;本卡仅摘述并链接该卡。与 F10 伞状综述的结论方向并非完全一致,本文并列。
  • F6|肿胀或急性发作发生率两组未测到差异(风险比 0.56,95% 置信区间 0.16 至 1.92;I²=0%;6 篇研究、605 颗牙;极低确定性);止痛药使用也未测到差异(风险比 1.25,95% 置信区间 0.75 至 2.09;I²=36%;6 篇研究、540 颗牙;极低确定性)。|来源 #2|confidence=low(原文自评极低确定性)|basis=peer_reviewed|period=2022|geo: universal|caveat:极低确定性证据,仅用于说明“这些是被追踪的事件”及“不能靠选择次数控制”;不得反推任何处置建议。止痛药一项仅说明其为结果指标,本卡不提供用药建议。
  • F7|同篇作者结论:如同前两版,目前没有证据显示单次或多次就诊任一较有效;两种安排都无法免除术后 12 个月期间的疼痛及其他并发症。|来源 #2|confidence=high|basis=peer_reviewed|period=2022|geo: universal|caveat:这是“无差异”与“无法免除”的陈述,并非任一安排较优的证据。
  • F8|前瞻性临床研究:270 位接受单次根管治疗的患者,于术后 4、8、16、24、48、72 小时用 0 至 10 厘米视觉模拟量表记录疼痛和止痛药使用;平均术后疼痛 2.58(标准差 2.80);作者结论为术前疼痛存在是影响术后疼痛患病率的主要变量。|来源 #3|confidence=low|basis=peer_reviewed(单一中心前瞻性研究)|period=2016|geo: universal|caveat:原文报告相关变量(性别、下颌、磨牙)比较时标注 P>.05;因此本卡只采用其测量时间点与平均值,并将“术前痛者术后也较易痛”列为方向性观察,不作定论。
  • F9|2024 年系统综述与荟萃分析(定性汇总 57 篇、荟萃分析 3 篇):根管治疗后中度至重度术后疼痛较常出现于术后 48 至 72 小时;活髓治疗与根管治疗两组的重度疼痛频率均很低。|来源 #4|confidence=moderate|basis=peer_reviewed(SR/MA)|period=2024(检索至 2022-06-30)|geo: universal|caveat:该篇主比较为活髓治疗与单次根管治疗,并非本题;原文该句同时涵盖两种处置的时段叙述,本卡仅取根管治疗一侧的时段分布及“重度疼痛少见”,不作组间优劣推论。
  • F10|2026 年伞状综述(检索自资料库建立至 2025-12)纳入 12 篇系统综述:术后疼痛多用视觉模拟或数字评分量表于预设时点测量,急性发作结果报告不一致、定义各异;确定性较高的综述未显示单次与多次就诊在术后疼痛上有一致或临床重要差异;并建议就诊策略可依个案复杂度、感染控制、患者偏好和时程因素决定。|来源 #5|confidence=moderate|basis=peer_reviewed(umbrella review)|period=2026|geo: universal|caveat:作者自述信心受结果定义异质性与原始研究重叠限制。
  • F11|前瞻性临床研究:急性发作(flare-up)的操作定义为疼痛和/或肿胀,需在预约之间安排紧急处置;408 颗接受根管治疗的牙中发生率 1.71%;卡方检验显示发生率与牙根周围透亮区(原文 periradicular radiolucency)的存在有直接相关。|来源 #6|confidence=low|basis=peer_reviewed(单一机构前瞻性研究)|period=2010(入组 2006-06 至 2007-06)|geo: universal|caveat:单一牙科机构、样本 408 颗牙,不得作为一般人群发生率;本卡用于说明“何谓急性发作”及“这是会被记录的事件”。⚠️ 译名对照(2026-08-06 重读 span 校正):本条原文为 `periradicular radiolucency`(牙根周围),与 F4 的 `periapical radiolucency`(根尖)是不同来源的不同用语;本文各自翻译,不互相替代、不合并引用。
  • F12|综述:急性发作为原本无症状的牙髓和/或牙根周围病理状况急性恶化;预约之间疼痛的成因为对牙髓或牙根周围组织的机械、化学和/或微生物刺激,机械刺激包括根管过度器械操作和充填材料经根尖孔挤出。|来源 #7|confidence=low|basis=peer_reviewed(叙述性综述,非荟萃分析)|period=2014|geo: universal|caveat:综述性质,未提供量化风险;本卡仅用于定义和成因分类。⚠️ 译名对照(2026-08-06 重读 span 校正):原文是 `overinstrumentation of the root canal`,本文译为“根管过度器械操作”。先前正文将它具体化为“超出某一长度”,原文没有任何长度基准,已改回按原文的一般表述(旧句本栏刻意不逐字复制,避免被当成现行叙述抽取)。
  • F13|系统综述与荟萃分析(定性 12 篇、定量 9 篇):调整咬合在器械阶段后 6、12、24、48 小时和封填后 6、12 小时,均未测到降低术后疼痛;GRADE 为中等确定性。|来源 #8|confidence=moderate|basis=peer_reviewed(SR/MA)|period=2021(检索至 2021-04;本卡 2026-08-06 检索同题综述另见 2020 年两篇,未见 2022 年后更新版)|geo: universal|caveat:结果是“未测到差异”,不是“不可以做”;是否调整咬合为临床判断。
  • F14|系统综述与荟萃分析(含试验序列分析):纳入 18 篇研究、1192 位受试者;与不放置根管内药物相比,放置氢氧化钙的术后 24 小时疼痛较低(标准化平均差 -0.71,95% 置信区间 -1.38 至 -0.03;4 项试验、226 人;I²=78%;中等确定性);作者指出显著异质性限制结果稳健性。|来源 #9|confidence=moderate|basis=peer_reviewed(SR/MA)|period=2022|geo: universal|caveat:本卡 2026-08-06 检索另见 2023 年同题综述(PMID 37205901,9 篇研究),其合并平均差 -4.57(置信区间 -16.25 至 7.11)、I²=95%,置信区间跨过 0;两篇并存表示此题证据未收敛。本文仅用于说明“多次就诊间为何放药”,不作任何材料或处置建议
  • F15|2026 年随机临床试验:59 位坏死牙髓合并根尖病变患者随机分派(单次 28/两次 31);两次就诊组在根管内放置氢氧化钙 10 至 14 天;平均随访 2.8 年、42 人完成;愈合结果未达统计显著差异,作者明言未证明优越、非劣或等效。|来源 #10|confidence=low|basis=peer_reviewed(单一 RCT,小样本)|period=2026|geo: universal|caveat:本文仅引其“10 至 14 天”的实际做法作为间隔实例,不得读作建议间隔或两次较佳
  • F16|八年回顾性研究(某研究所级牙髓病科 2008 至 2016 年后牙根管治疗):治疗后 4 个月以后才装牙冠者,被拔除可能性约为 4 个月内装牙冠者的 3 倍(风险比 3.38,95% 置信区间 1.56 至 6.33,P = .002);复合树脂或银汞合金核修复者相对做牙冠者为 2.29 倍(95% 置信区间 1.29 至 4.06,P = .005)。|来源 #11|confidence=low|basis=peer_reviewed(单一机构回顾性研究)|period=2016|geo: universal|caveat:回顾性设计只能读作关联;人群为教学单位后牙;与 F17 方向不一致,本文并列不收敛
  • F17|瑞典社会保险署登记资料研究:2009 年 50314 笔第一磨牙根管治疗后的直接充填,依“根管充填完成至直接充填放置”时间分五组,后续 5 年的正向再治疗(原文 orthograde retreatment,指经牙冠、沿原根管路径的再治疗,非手术)(p = 0.089)、根尖手术(p = 0.161)和拔除(p = 0.737)均无统计显著时间相关差异;作者结论为该段时间长短不影响 5 年结果。研究背景另引述体外渗漏研究显示暂时填补仅提供短期封闭。|来源 #12|confidence=moderate|basis=peer_reviewed(全国登记资料回顾性研究)|period=2025(资料年 2009,随访 5 年)|geo: universal(瑞典资料,非制度性内容)|caveat:对象为直接充填而非牙冠,与 F16 不是同一件事;登记资料无临床细节;“暂时填补仅短期封闭”是该篇引述的体外研究背景,不是其自身临床结果。
  • F18|系统综述与荟萃分析:持续性牙痛定义为治疗后六个月以上仍疼;纳入 26 篇研究、5777 颗牙,2996 颗有随访资料,估计患病率 5.3%(95% 置信区间 3.5% 至 7.2%),异质性高(I²=80%);亚组中前瞻性研究 7.6%、回顾性研究 0.9%。|来源 #13|confidence=moderate|basis=peer_reviewed(SR/MA)|period=2010(本卡 2026-08-06 检索未见取代本篇的新版荟萃分析)|geo: universal|caveat:异质性高;用于“持续痛应复诊重新诊断”,不用于估计个人风险。
  • F19|回顾性研究:97 位因牙源性感染住院的患者中,19 位(20%)有深颈部间隙感染;下颌来源者 16/55(29%)高于上颌来源者 3/42(7%)(P ≤ 0.009);作者结论指出,除典型判准(发热、颈部肿胀、呼吸困难、吞咽困难、张口受限、白细胞升高、C 反应蛋白升高)外,牙源性感染住院判准应纳入下颌来源及牙齿脓肿存在。|来源 #14|confidence=low|basis=peer_reviewed(单一医学中心回顾性队列)|period=2015(入组 2008-01 至 2012-06)|geo: universal|caveat:人群是已住院的耳鼻喉科患者,是医师住院判准,不是患者自我诊断工具;本文据此列红旗征象并要求立即就医,属保守取向编辑决定。
  • F20|《台湾医疗法》第 81 条:医疗机构诊治患者时,应向患者或其法定代理人、配偶、亲属或关系人告知病情、治疗方针、处置、用药、预后及可能不良反应。|来源 #15|confidence=high|basis=law|period=现行条文(2026-08-06 以 ego-browser 实载,标题“醫療法§81-全國法規資料庫”,条文逐字对应)|geo: TW|caveat:条文转述,不是法律意见;本文据此将用药问题全导回医师,未提供任何用药建议。
  • F21|《台湾医疗法》第 87 条第 2 项:医学新知或研究报告发表、患者卫生教育、学术性刊物,未涉及招揽医疗业务者,不视为医疗广告。|来源 #16|confidence=high|basis=law|period=现行条文(2026-08-06 以 ego-browser 实载逐字)|geo: TW|caveat:本文定位依据。
  • F22|《台湾全民健康保险法》第 41 条第 1 项:医疗服务给付项目及支付标准,由保险人与相关机关、专家学者、被保险人、雇主及保险医疗服务提供者等代表共同拟订,报主管机关核定发布。|来源 #17|confidence=high|basis=law|period=现行条文(2026-08-06 以 ego-browser 实载逐字)|geo: TW|caveat:本文据此将给付问题指向健保署现行公告和费用卡,不作个案给付判断。
  • F23[结构性整理]|三级观察框架(研究测量点记录的反应/应主动复诊/立即就医红旗)、与 KM-DENTAL-18/26 的 canonical 分工声明,以及“疼痛走势反转就复诊”“肿胀或瘘管请主动复诊”“暂时填补脱落请复诊处理”等保守取向的就医安全网措辞,均为本站编辑定义的结构和编辑决定,不是事实主张、非文献导出的阈值。|confidence=n/a|basis=editorial|geo: TW|caveat:不得标为待验证(避免制造虚假核查工作)。⚠️ 2026-08-06 CX 对抗审 29-1 命中后的硬规则:本卡分级一原标题曾把研究测得反应说成“文献预期范围内”,等于把 F9 的 48 至 72 小时人群测量窗写成个人可等待范围,并在分级二、checklist 和 FAQ 三处把 72 小时制成行动门槛;已全部移除(旧句刻意不逐字复制)。本卡此后不得出现任何“满 N 小时/N 天后才复诊”形态门槛;复诊触发一律以走势(正在加重、好转后又加重)和征象(肿胀、瘘管)表述,走势反转在第一天或第三天都同等处理。
  • F24[结构性整理]|“疗程=就诊次数+就诊间隔+正式修复+随访”的四段时间轴拆法,是本站编辑定义的提问框架,非任何机构的疗程分期定义。|confidence=n/a|basis=editorial|geo: TW|caveat:同上,不得标为待验证。

来源清单

  1. Pak JG, White SN. Pain prevalence and severity before, during, and after root canal treatment: a systematic review. J Endod. 2011 Apr;37(4):429-38. PMID 21419285. https://pubmed.ncbi.nlm.nih.gov/21419285/(取用 2026-08-06,efetch 摘要取回成功)。逐字 span:「provided 72 studies for meta-analysis」「Mean pretreatment, 24-hour posttreatment, and 1-week posttreatment pain prevalences with associated standard deviations were 81 (28%), 40 (24%), and 11 (14%), respectively」「Pretreatment, 24-hour posttreatment, and 1-week posttreatment pain severities, on a 100-point scale, were 54 (24%), 24 (12%), and 5 (5%), respectively」「Pretreatment root canal-associated pain prevalence was high but dropped moderately within 1 day and substantially to minimal levels in 7 days」
  2. Mergoni G, Ganim M, Lodi G, Figini L, Gagliani M, Manfredi M. Single versus multiple visits for endodontic treatment of permanent teeth. Cochrane Database Syst Rev. 2022 Dec 13;12(12):CD005296. PMID 36512807. https://pubmed.ncbi.nlm.nih.gov/36512807/(取用 2026-08-06;同日以 esearch 查 CD005296 仅见 PMID 36512807/27905673/17943848 三版,2022 年版为现行版)。逐字 span:「Our primary outcomes were 1. tooth extraction and 2. radiological failure after at least one year (i.e. periapical radiolucency)」「Our secondary outcomes were 3. postoperative and postobturation pain; 4. swelling or flare-up; 5. analgesic use and 6. presence of sinus track or fistula after at least one month」「We found no evidence of a difference in the proportion of participants reporting pain until 72 hours postobturation (RR 0.97, 95% CI 0.81 to 1.16; I2 = 70%; 12 studies, 1329 teeth; low-certainty evidence)」「pain at one week postobturation (RR 1.05, 95% CI 0.67 to 1.67; I2 = 61%; 9 studies, 1139 teeth; very low-certainty evidence)」「We found evidence of a higher proportion of participants reporting pain within one week in single-visit groups compared to multiple visit groups (RR 1.55, 95% CI 1.14 to 2.09; I2 = 18%; 5 studies, 638 teeth; moderate-certainty evidence)」「which was higher in the single-visit groups for vital teeth (RR 2.16, 95% CI 1.39 to 3.36; I2 = 0%; 2 studies, 316 teeth)」「We found no evidence of a difference in swelling or flare-up incidence (RR 0.56 95% CI 0.16 to 1.92; I2 = 0%; 6 studies; 605 teeth; very low-certainty evidence)」「analgesic use (RR 1.25 95% CI 0.75 to 2.09; I2 = 36%; 6 studies, 540 teeth; very low-certainty evidence)」「Neither regimen can prevent pain and other complications in the 12-month postoperative period」
  3. Alí A, Olivieri JG, Duran-Sindreu F, Abella F, Roig M, García-Font M. Influence of preoperative pain intensity on postoperative pain after root canal treatment: A prospective clinical study. J Dent. 2016 Feb;45:39-42. PMID 26678517. https://pubmed.ncbi.nlm.nih.gov/26678517/(取用 2026-08-06)。逐字 span:「Two hundred and seventy patients with pulpal pathology who were scheduled for routine endodontic treatment were enrolled in this study」「Postoperative pain and the need for analgesic consumption were assessed at 4, 8, 16, 24, 48 and 72h post-treatment」「The mean level of pain after root canal treatment was 2.58±2.80 on a VAS between 0 and 10」「the presence of preoperative pain is the variable that most influences the prevalence of postoperative pain」
  4. Signor B, Poli Kopper PM, Aspesi M, Münchow EA, Scarparo RK. Postoperative pain after single-visit root canal treatment or vital pulp therapy: A systematic review and meta-analysis. J Am Dent Assoc. 2024 Feb;155(2):118-137.e1. PMID 38325970. https://pubmed.ncbi.nlm.nih.gov/38325970/(取用 2026-08-06)。逐字 span:「The qualitative synthesis included 57 studies, and the authors conducted meta-analysis of 3」「Moderate to severe postoperative pain was more common at 48 hours through 72 hours after RCT and up to 36 hours after PULP」「The frequency of severe pain was very low for both vital pulp therapy and RCT」
  5. Gupta R, Abraham D, Ahmad L, Puri A. Single-visit versus multiple-visit root canal therapy: Post-endodontic pain outcomes from an umbrella review. J Dent. 2026 Jun;169:106637. PMID 41856391. https://pubmed.ncbi.nlm.nih.gov/41856391/(取用 2026-08-06)。逐字 span:「Twelve systematic reviews met the inclusion criteria」「Post-operative pain was most commonly assessed as pain intensity using visual analogue or numeric rating scales at prespecified intervals, and less often as pain incidence」「Flare-up outcomes were reported inconsistently and were defined variably across reviews」「the higher-confidence reviews did not show a consistent or clinically important difference in post-operative pain between single-visit and multiple-visit treatment」「the choice of visit strategy can be guided by other factors such as case complexity, infection control, patient preference, and logistical considerations rather than the expectation of meaningful differences in post-operative pain」
  6. Alves Vde O. Endodontic flare-ups: a prospective study. Oral Surg Oral Med Oral Pathol Oral Radiol Endod. 2010 Nov;110(5):e68-72. PMID 20813556. https://pubmed.ncbi.nlm.nih.gov/20813556/(取用 2026-08-06)。逐字 span:「the incidence of flare-ups (pain and/or swelling requiring endodontic interappointment and emergency treatment)」「The incidence of flare-ups was 1.71% out of 408 teeth that had received endodontic therapy」「indicated a direct correlation between the flare-up rate and the presence of a periradicular radiolucency」
  7. Sipavičiūtė E, Manelienė R. Pain and flare-up after endodontic treatment procedures. Stomatologija. 2014;16(1):25-30. PMID 24824057. https://pubmed.ncbi.nlm.nih.gov/24824057/(取用 2026-08-06)。逐字 span:「Flare-ups can occur after root canal treatment and consist of acute exacerbations of an asymptomatic pulpal and/or periradicular pathologic condition」「The causative factors of interappointment pain encompass mechanical, chemical, and/or microbial injury to the pulp or periradicular tissues」「The mechanical irritation of apical periodontal tissue is caused by overinstrumentation of the root canal and filling material extrusion through the apical foramen」
  8. Chagas Carvalho Alves N, Raiane Mamede Veloso S, de Andrade Silva S, et al. Influence of occlusal reduction on pain after endodontic treatment: a systematic review and meta-analysis. Sci Rep. 2021 Jul 7;11(1):14019. PMID 34234168. https://pubmed.ncbi.nlm.nih.gov/34234168/(取用 2026-08-06)。逐字 span:「Twelve studies were included for qualitative analysis and nine for quantitative analysis」「The meta-analysis results did not reveal a significant difference in the reduction of postoperative pain levels for endodontic instrumentation at 6, 12, 24, 48 h and for endodontic obturation at 6 or 12 h after occlusal reduction」「the analyzed outcome was classified as having a moderate level of certainty」
  9. Ahmad MZ, Sadaf D, Merdad KA, Almohaimeed A, Onakpoya IJ. Calcium hydroxide as an intracanal medication for postoperative pain during primary root canal therapy: A systematic review and meta-analysis with trial sequential analysis of randomised controlled trials. J Evid Based Dent Pract. 2022 Mar;22(1):101680. PMID 35219466. https://pubmed.ncbi.nlm.nih.gov/35219466/(取用 2026-08-06)。逐字 span:「We included 18 studies with 1192 participants」「We found a significant improvement in postoperative pain at 24 hours in favor of CH over no intracanal medication (4 trials, n = 226: standardised mean difference: -0.71; [95% confidence interval: -1.38, -0.03]; P = .04; I2= 78%; moderate certainty evidence)」「Substantial heterogeneity limits the robustness of findings」
  10. Sabeti M, Kim H, Abbaker S, Karimpourtalebi N, Azarpazhooh A. Healing Outcomes of Single-Visit and Two-Visit Endodontic Treatment for Necrotic Teeth with Apical Periodontitis: A Randomized Clinical Trial. J Endod. 2026 Jul 29 (online ahead of print). PMID 42526597. https://pubmed.ncbi.nlm.nih.gov/42526597/(取用 2026-08-06)。逐字 span:「Fifty-nine patients were randomized to single-visit (n= 28) or two-visit (n= 31) treatment, with calcium hydroxide placed for 10-14 days in the two-visit group」「At a mean follow-up of 2.8 years, 42 patients completed the study」「these findings do not demonstrate superiority, noninferiority, or equivalence」
  11. Pratt I, Aminoshariae A, Montagnese TA, Williams KA, Khalighinejad N, Mickel A. Eight-Year Retrospective Study of the Critical Time Lapse between Root Canal Completion and Crown Placement: Its Influence on the Survival of Endodontically Treated Teeth. J Endod. 2016 Nov;42(11):1598-1603. PMID 27625148. https://pubmed.ncbi.nlm.nih.gov/27625148/(取用 2026-08-06)。逐字 span:「Teeth that received crown 4 months after RCT were almost 3 times more likely to get extracted compared with teeth that received crown within 4 months of RCT (hazard ratio, 3.38; confidence interval, 1.56-6.33; P = .002)」「ETT that received composite/amalgam buildup restorations were 2.29 times more likely to be extracted compared with ETT that received crown (hazard ratio, 2.29; confidence interval, 1.29-4.06; P = .005)」
  12. Olsson S, Pigg M, Gustavsson J, Ekblom E, Fransson H. Immediate or delayed direct restoration does not significantly influence additional endodontic treatments and 5-year tooth survival of first molars. Acta Odontol Scand. 2025 Oct 10;84:544-548. PMID 41071168. https://pubmed.ncbi.nlm.nih.gov/41071168/(取用 2026-08-06)。逐字 span:「In vitro leakage studies suggest that temporary restorations only provide a short-term seal」「In 2009, 50,314 direct restorations were registered after RCT of the first molars in individuals aged 20 years or older」「No statistically significant time-dependent differences in registrations were found for orthograde retreatment (p = 0.089), with or without apical surgery (p = 0.161) and with or without extraction (p = 0.737)」「The time elapsed from the completion of RCT and the placement of a direct restoration did not affect the 5-year outcome of the RCT」
  13. Nixdorf DR, Moana-Filho EJ, Law AS, McGuire LA, Hodges JS, John MT. Frequency of persistent tooth pain after root canal therapy: a systematic review and meta-analysis. J Endod. 2010 Feb;36(2):224-30. PMID 20113779. https://pubmed.ncbi.nlm.nih.gov/20113779/(取用 2026-08-06)。逐字 span:「Persistent tooth pain was defined as pain present > or = 6 months after endodontic treatment」「A total of 5,777 teeth were enrolled, and 2,996 had follow-up information regarding pain status」「We identified 168 teeth with pain and derived a frequency of 5.3% (95% confidence interval, 3.5%-7.2%, p < 0.001) for persistent all-cause tooth pain」「In subgroup analysis, prospective studies had a higher pain frequency (7.6%) than retrospectives studies did (0.9%)」
  14. Alotaibi N, Cloutier L, Khaldoun E, Bois E, Chirat M, Salvan D. Criteria for admission of odontogenic infections at high risk of deep neck space infection. Eur Ann Otorhinolaryngol Head Neck Dis. 2015 Nov;132(5):261-4. PMID 26347337. https://pubmed.ncbi.nlm.nih.gov/26347337/(取用 2026-08-06)。逐字 span:「Nineteen patients (20%) presented with deep neck space infection」「The frequency of deep neck space infection was significantly higher in patients with mandibular odontogenic infection (16/55 patients (29%) than in those with maxillary odontogenic infection (3/42 (7%); P ≤ 0.009)」「In addition to the well-known classical criteria (fever, neck swelling, dyspnoea, dysphagia, trismus, leukocytosis, elevated C reactive protein (CRP)), the criteria for admission for odontogenic infection should include mandibular odontogenic infection and/or the presence of dental abscess」
  15. 《台湾医疗法》第 81 条,全国法规资料库。https://law.moj.gov.tw/LawClass/LawSingle.aspx?pcode=L0020021&flno=81(2026-08-06 以 ego-browser 实载,页面标题“醫療法§81-全國法規資料庫”,条文逐字对应;同 VERIFIED-FACTS 已验证锚点)。
  16. 《台湾医疗法》第 87 条,全国法规资料库。https://law.moj.gov.tw/LawClass/LawSingle.aspx?pcode=L0020021&flno=87(2026-08-06 以 ego-browser 实载,两项条文逐字取得)。
  17. 《台湾全民健康保险法》第 41 条,全国法规资料库。https://law.moj.gov.tw/LawClass/LawSingle.aspx?pcode=L0060001&flno=41(2026-08-06 以 ego-browser 实载,四项条文逐字取得)。
  18. 补充核查记录(未进入正文引用,仅作证据时效说明):Hegde VR, Jain A, Patekar SB. Comparative evaluation of calcium hydroxide and other intracanal medicaments on postoperative pain in patients undergoing endodontic treatment: A systematic review and meta-analysis. J Conserv Dent. 2023 Mar-Apr;26(2):134-142. PMID 37205901(取用 2026-08-06)。逐字 span:「the cumulative mean difference was -4.57 (confidence interval: -16.25, 7.11)」「The heterogeneity was significant I2 = 95%」
  19. km 牙医线选题底账:`analysis/reports/km-dental-backlog.md` #29 附录(3 个词项逐笔、合计 114,830、跨 2 个站点),数据源=14 家诊所资产 GSC 全量对账。

内部引用链

  • 同类术式卡(必读):根管治疗(抽神经)是什么?要跑几次?(KM-DENTAL-18,草稿)。两卡的 canonical 边界:该卡负责适应证、疗程步骤、单次与多次就诊的完整证据及次数决策、成功率与存留率的读法;本卡负责术后疼痛时间曲线与测量点、急性发作定义和处置分级、复诊与立即就医判准、疗程时间轴四段。两卡共用 Cochrane CD005296(2022 现行版)与 2026 年伞状综述两条文献锚,英文 span 逐字一致。
  • 同类费用卡:根管治疗要多少钱?显微根管贵在哪?(KM-DENTAL-26,草稿)。本卡第三段时间轴的“正式修复”及整体费用组成、健保与自费核查渠道在该卡;本文不重复铺陈,也不列金额。
  • 修复侧延伸:做一颗牙冠(假牙牙套)要多少钱?(KM-DENTAL-11,草稿)。本卡 F16/F17 讨论的是修复“时机”;牙冠本身的项目拆解与材料资料在该卡。
发布闸门提醒:本卡为 draft。zh-Hans/en/ja 四语产出前不得进入 km_entries;本卡含红旗判准,依审核链规格须经 GM 第三意见(高风险卡)通过后才进终审。

FAQ

什么情况要立即就医、不能等?
若出现发热、颈部肿胀、吞咽困难、呼吸不顺、张口受限或面部肿胀扩大,不要等下次预约,请立即就医由医师判断 [F19][F23]。
どのような場合に直ちに受診し、待ってはいけませんか。発熱、頸部腫脹、嚥下困難、呼吸のしづらさ、開口障害、または顔面腫脹の拡大があるときは、次の予約を待たず直ちに医療を受けてください [F19][F23]。
When should I seek immediate care rather than wait?With fever, neck swelling, swallowing difficulty, breathing difficulty, limited mouth opening, or expanding facial swelling, do not wait for the next appointment; seek immediate medical assessment [F19][F23].
抽神经究竟会痛几天?
文献没有“几天”这个答案,只有测量点的人群比例:术后 24 小时仍痛者约 40%,一周约 11%;0 至 100 分量表的强度由治疗前 54 分降至 24 小时 24 分、一周 5 分 [F2]。综述作者结论为疼痛在一天内中等幅度下降、在 7 天内降至极低水平 [F3]。这是人群平均,个体差异很大;请以治疗你的牙医师说明为准 [F3]。
根管治療後の痛みは結局何日ですか。文献は日数を答えず、測定時点の集団割合を示す。術後 24 時間で痛みがある人は約 40%、1 週で約 11%。0 から 100 の尺度で強度は治療前 54、24 時間 24、1 週 5 だった [F2]。レビューは 1 日以内に中等度に下がり、7 日以内に最小レベルまで下がると結論した [F3]。これは集団平均で個人差は大きい。あなたの場合は治療した歯科医師の説明を優先する [F3]。
Exactly how many days will a root canal hurt?The literature does not give a number of days; it gives population proportions at measurement points: about 40% still had pain at 24 hours and 11% at one week. On a 0-to-100 scale, intensity fell from 54 before treatment to 24 at 24 hours and 5 at one week [F2]. The review concluded that pain declined moderately within one day and substantially to minimal levels within 7 days [F3]. Those are population averages; individual variation is large. Use the treating dentist's explanation for your situation [F3].
治疗后第三天比第二天还痛,是不是失败了?
单凭“第三天比第二天痛”无法判断治疗成败。2024 年综述记录到,中度至重度疼痛在人群中较常出现于术后 48 至 72 小时 [F9];**那是研究时段分布,不是“还没到某个时间就先忍着”的门槛**。人群方向虽是一周内降至低点 [F3],个人走势须由医师判断。疼痛正在往上走或伴随肿胀时,请直接联系治疗院所,不必等任何时间点 [F11][F23]。
治療後 3 日目のほうが 2 日目より痛い。失敗ですか。「3 日目が 2 日目より痛い」だけでは成功・失敗は判定できない。2024 年レビューは集団で中等度から重度の疼痛が術後 48 から 72 時間に多く記録されたとした [F9]。**これは研究上の時期分布であり、ある時点まで我慢する閾値ではない。** 集団では 1 週に低い方向だが [F3]、個人の推移は医師が判断する。痛みが上向き、または腫脹を伴うなら、時点を待たず治療した機関に連絡する [F11][F23]。
It hurts more on day three than day two. Did the treatment fail?“Day three hurts more than day two” alone cannot establish success or failure. The 2024 review recorded moderate-to-severe pain more often in the population at 48 through 72 hours [F9]—**that is a research timing distribution, not a threshold for enduring pain until a particular time**. Population pain was low by one week [F3], but an individual's trajectory needs clinical assessment. If pain is trending upward or comes with swelling, contact the treating practice directly; do not wait for any time point [F11][F23].

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km 編輯部・《抽神经会痛几天?整个疗程要多久?|證據鏈》・IDAEO 知識庫・2026-08-13・https://km.idaeo.ai/post/reports/dental-root-canal-pain-evidence

更新 2026-08-13T14:17:41.053Z · server-rendered · four-language · IDAEO 知識庫