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相关概念视频

Assessment of the Rectum and Anus01:25

Assessment of the Rectum and Anus

Evaluating the rectum and anus plays a crucial role in conducting a thorough physical examination of the gastrointestinal system. Although it may be uncomfortable and often embarrassing for the patient, it holds immense diagnostic value, particularly in detecting gastrointestinal diseases and abnormalities. This guide will explain how to perform this assessment using inspection and palpation methods.
Rectal Inspection
Begin by inspecting the perianal and anal areas for color, texture, rashes,...
Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies01:28

Peptic Ulcer Disease III: Clinical Manifestations and Diagnostic Studies

Peptic ulcer disease (PUD) presents with diverse symptoms depending on the location and severity of the ulcer. Clinical manifestations of peptic ulcer include dull pain and a burning sensation in the mid-epigastric region.
Few clinical manifestations differentiate gastric ulcers from duodenal ulcers. Distinctions in the location, timing, and pain relief are crucial for healthcare providers in differentiating between gastric and duodenal ulcers during clinical assessments.
Serum Laboratory Studies, Stool Test, Breath Test01:30

Serum Laboratory Studies, Stool Test, Breath Test

Gastrointestinal (GI) diagnostic studies are pivotal in confirming, ruling out, diagnosing, or staging various diseases, including cancers. Following diagnosis, allocating time for discussions with the patient and providing informational resources is crucial. Diagnostic assessments of the GI tract often occur in outpatient settings like endoscopy suites or GI labs. Preparation for these tests may include dietary restrictions, fasting, liquid bowel preparations, laxatives, enemas, and the...
Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy01:26

Endoscopic Procedures IV: Sigmoidoscopy and Laproscopy

Sigmoidoscopy and laparoscopy are distinct medical procedures that enable physicians to internally inspect different parts of the GI tract. Although they serve different purposes, each is essential for diagnosing and, in some cases, treating various medical conditions.
Sigmoidoscopy
Sigmoidoscopy is a diagnostic procedure that uses a flexible sigmoidoscope equipped with a light source and camera to examine the rectum and sigmoid colon. The procedure involves inserting the tube through the anus...
Genital Herpes01:23

Genital Herpes

Genital herpes is a sexually transmitted infection primarily caused by herpes simplex virus type 2 (HSV-2), though herpes simplex virus type 1 (HSV-1) is increasingly implicated in genital infections, particularly among younger populations. Transmission occurs mainly through sexual contact, with asymptomatic viral shedding serving as a major route of spread. This characteristic makes HSV-2 difficult to control at a population level, as individuals may unknowingly transmit the virus even in the...

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相关实验视频

Updated: Jun 14, 2026

RNAscope for In situ Detection of Transcriptionally Active Human Papillomavirus in Head and Neck Squamous Cell Carcinoma
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在癌查中进行PAP-HPV联合测试:意大利的经验

Luigi Pisano1, Claudia Giachini2, Martina Turco1

  • 1Section of Dermatology, Health Sciences Department, University of Florence, 50121 Florence, Italy.

Journal of clinical medicine
|April 12, 2025
PubMed
概括

同时测试门细胞学和高危人乳头瘤病毒 (HR-HPV) 测试提供了优越的门病变高度查与单个测试相比. 这种综合方法对于风险人群的早期检测和预防至关重要.

关键词:
在PAP-HPV联合测试.门癌症查 门癌症查高风险的人类乳头瘤病毒 (HR-HPV)

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科学领域:

  • 在瘤学瘤学.
  • 胃肠病学 胃肠病学
  • 传染性疾病 传染性疾病

背景情况:

  • 门状细胞癌 (SCCA) 与高风险的人类乳头瘤病毒 (HR-HPV) 感染有关,全球发病率不断增加.
  • 细胞学和HR-HPV测试可以检测SCCA前体,但缺乏标准化查指南.
  • 高分辨率异视镜 (HRA) 是内皮质瘤 (AIN) 的关键诊断工具.

研究的目的:

  • 通过PAP-HPV联合测试,评估高分辨率异视镜 (HRA) 发现与初级查结果之间的相关性.
  • 评估内细胞学,HR-HPV测试和PAP-HPV联合测试的诊断性能,以检测高度内病变 (AIN2+).
  • 确定最佳查策略,以便在高风险人群中早期检测癌前体.

主要方法:

  • 追溯性,单中心研究,分析来自联合多学科门癌症诊所 (2019年8月 - 2022年9月) 的数据.
  • 评估敏感性,特异性,正预测值 (PPV),负预测值 (NPV) 和门细胞学,HR-HPV测试和PAP-HPV联合测试的准确性.
  • 包括577名接受HRA的高风险患者,具有组织学相关性.

主要成果:

  • 同时测试表明100%的灵敏度和100%的负预测值 (NPV) 高度内皮质瘤 (AIN2+).
  • 分析细胞学显示,AIN2+病变的灵敏度为74.2%,特异性为63.3%.
  • 仅HR-HPV测试对AIN2+病变具有96.8%的灵敏度和38.1%的特异性.

结论:

  • PAP-HPV联合测试是对高度门病变 (AIN2+) 的最可靠的查方法,其性能优于单个测试.
  • 量身定制的联合测试策略对于高风险患者群体中SCCA的有效早期检测和预防至关重要.
  • 在与男性发生性关系的HIV阳性和HIV阴性男性 (MSM) 之间没有观察到显著的结果差异.