中等リスクの非筋肉侵襲性膀がんにおける維持療法の価値

Paolo Zaurito^1,2, Pietro Scilipoti^1,2, Mattia Longoni^1,2

¹Division of Experimental Oncology/Unit of Urology, Urological Research Institute, IRCCS Ospedale San Raffaele, Milan, Italy.

BJU international

|August 22, 2025

まとめ

維持療法は,複数のリスク因子を持つ中等リスクの非筋肉侵襲性膀がん (IR- NMIBC) 患者にとって有益です. 国際膀がんグループ (IBCG) のリスク分層は,再発を制御するために治療決定を調整するのに役立ちます.

科学分野:

泌尿器科
腫瘍学
癌研究

背景:

非筋肉侵襲性膀がん (NMIBC) の再発は重大な懸念事項である.
中間リスクのNMIBC (IR-NMIBC) の管理は,特に維持療法に関して議論されています.
国際膀がんグループ (IBCG) のリスク分層化ツールは,再発リスクに基づいて患者を分類します.

研究の目的:

IR-NMIBC患者のどのサブグループが維持用静脈内療法から恩恵を受けるかを決定する.
IBCGのリスク分層の有用性を評価し,維持治療の決定を導く.
IBCGの危険因子と治療期間に基づいて再発と進行のリスクを分析する.

主な方法:

464人のIR-NMIBC患者 (2010年−2023年) の将来的に維持されたデータベースの遡及分析.
誘導療法後,腸内化学療法またはバチルス・カルメット・ゲーリン (BCG) を受けました.
IBCGリスクの階層化 (リスク因子0,1,2,3以上) とコックス回帰モデルを用いて,維持療法の効果を評価した.

主要な成果:

IBCGリスク因子1~2つまたは3つ以上の患者では,維持療法は有意に再発率を低下させた.
IBCGの危険因子を持たない患者は,維持療法に関係なく同様の再発率を示した.
IBCGの分層化は,長期間投与された患者のサブグループを効果的に特定しました.

結論:

IBCGのリスク分層は,IR-NMIBCにおける維持治療の調整に役立つツールです.
1つ以上のIBCGリスク因子を有するIR-NMIBC患者には,維持用静脈内投与を考慮する必要があります.
IBCGの分層によるリスクに適応した治療戦略は,IR-NMIBC患者のアウトカムを最適化することができます.

キーワード:

バチルス・カルメット・ゲーリン国際膀がんグループ膀がん中間リスクイントラベシカル化学療法メンテナンス筋肉に侵襲しない膀がん

さらに関連する動画

07:48

An Orthotopic Bladder Cancer Model for Gene Delivery Studies

Published on: December 1, 2013

12.6K

06:12

Evaluation of the Efficacy of the H. pylori Protein HP-NAP as a Therapeutic Tool for Treatment of Bladder Cancer in an Orthotopic Murine Model

Published on: May 29, 2015

7.3K

関連する概念動画

01:17

Urinary Tract Infection IV: Nursing Management

In managing urinary tract infections (UTIs) in nursing, a comprehensive assessment is essential. Begin by gathering subjective data, such as the patient’s complaints of dysuria (painful urination), urinary frequency, urgency, suprapubic pain, and any lower abdominal discomfort. This information can be complemented by questions regarding previous UTIs, sexual activity, and personal hygiene practices, which can provide insight into risk factors. Objective assessment should focus on signs...

01:30

Urinary Tract Calculi III: Medical Management

The diagnosis of renal calculi involves several imaging techniques, including non-contrast CT scans and ultrasound. These methods help visualize kidney stones, assess their size and location, and detect possible obstructions. Additionally, Measuring urine pH is useful for diagnosing specific stone types, such as struvite (alkaline pH) and uric acid stones (acidic pH). Cystine stones are primarily linked to cystinuria, a genetic condition. A urinalysis helps detect blood in the urine (hematuria)...

01:27

Urinary Tract Calculi IV: Nutrition Therapy and Prevention

Management of renal calculi focuses on effective strategies like tailored nutrition and hydration therapy. Adjusting diet and fluid intake reduces stone formation and recurrence, making these interventions simple yet powerful in kidney stone prevention and management.Understanding Kidney StonesKidney stones form when calcium, oxalate, uric acid, and cystine concentrate and crystallize in urine. Factors contributing to their formation include genetic predisposition, certain medical conditions,...

02:57

Targeted Cancer Therapies

7.8K

The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
There are several types of targeted therapies against...

7.8K

01:30

Urinary Tract Infection III: Diagnostic Studies and Interprofessional Care

A healthcare provider can diagnose a urinary tract infection (UTI) through several methods:Medical History and Symptoms: The provider will take a detailed medical history and ask about symptoms such as frequent urination, burning sensation during urination, and lower abdominal pain.Urinalysis: A clean-catch urine sample is collected in a sterile container and tested for the presence of bacteria, white blood cells (leukocytes), nitrites, blood, and protein. The presence of leukocytes and...

01:28

Urinary Tract Calculi V: Nursing Management

AssessmentSubjective Data: Obtain a detailed health history, including any recent or chronic urinary tract infections, periods of immobilization, previous episodes of renal calculi, and medical conditions such as gout, benign prostatic hyperplasia, or hyperparathyroidism. Review the medication history for drugs that may influence stone formation, including allopurinol, analgesics, loop diuretics, or thiazide diuretics. Document the use of long-term indwelling catheters and any past surgical...

関連する実験動画