胸管摘出後の早期CXRと遅延CXRの有用性
Emily H Johnson1,2, Nathan H Schmoekel1, Janet S Lee1,2
1Department of Trauma and Acute Care Surgery, UCHealth Memorial Hospital, Colorado Springs, CO, USA.
The American surgeon
|August 26, 2025
まとめ
トラウマ患者の胸管摘出後の胸部X線 (ppCXR) は,タイミングに関係なく,再介入率に影響を与えない. 早期または遅延のppCXRは,通常の使用に疑問を投げかけ,同様の放射線学的変化と結果を示しました.
科学分野:
- トラウマ 手術
- 診断用イメージング
- 胸部医学
背景:
- 胸管 (CT) 摘出後の胸部X線 (ppCXR) は標準ですが,その臨床的有用性は議論されています.
- 過去の研究では,ppCXRは管理をめったに変化させないが,結果に対するタイミングの影響は未知のままである.
- この研究では,早期の対遅延のppCXRが,外傷患者の放射線検査結果と臨床決定に与える影響を検討した.
研究 の 目的:
- 早期 (≤4時間) と後期 (≥4時間) の胸部X線によるX線変化の影響を比較する.
- 無症状のトラウマ患者の再介入率と臨床管理に対する ppCXR タイミングの影響を評価する.
- ppCXRのタイミングがX線検査結果に影響するか,胸管摘出後のさらなる介入の必要性を判断する.
主な方法:
- レベル1のトラウマセンターで胸腔管置換と摘出を受けた無症状のトラウマ患者の遡及分析 (2019-2022年).
- 患者は早期 (≤4時間) と後期 (≥4時間) の胸部X線検査グループに分けられました.
- 主なアウトカムは再介入 (CT置換,VATS,胸切除) であり,二次的なアウトカムはX線写真の変化と滞在期間でした.
主要な成果:
- 放射線学的変化 (26. 1% 対 29. 3%) や再介入率 (4. 3% 対 5. 6%) の有意な差異は早期と遅延のppCXRグループでは観察されなかった.
- ppCXRによって検出された放射線学的変化は,再介入を予測するための低感度 (65. 0%) と特異性 (73. 4%) であった.
- 遅延したppCXRは,早期のppCXR (0%) と比較して,計画外ICU移置の割合が高かった.
結論:
- 抽出後の胸部X線のタイミングは,無症状のトラウマ患者の放射線変化の検出や再介入率に有意な影響を与えない.
- 発見は,この患者集団における胸部抽出後のX線検査の日常的な使用を疑問視する証拠の増大を裏付けている.
- トラウマケアにおける胸管摘出後のイメージングのための標準化されたプロトコルを確立するために,さらなる多中心研究が必要である.
関連する概念動画
Pneumothorax-II
355
Pneumothorax is a medical condition defined by the buildup of air in the pleural space between the lungs and the chest wall. This accumulation of air can lead to partial or complete lung collapse, resulting in a range of clinical manifestations. Understanding the clinical presentation and effective management strategies is crucial for healthcare professionals in providing timely and appropriate care to individuals with pneumothorax.
Clinical Manifestations:
Clinical Manifestations:
355
Radiological Investigation I: X-ray and CT
414
Radiological investigations, including X-rays and computed tomography (CT) scans, are critical for diagnosing and evaluating various medical conditions. These imaging techniques provide valuable insights into the body's internal structures, aiding in the detection of abnormalities, assessment of disease progression, and development of treatment strategies. This article delves into two primary radiological investigations, chest X-rays and CT scans, outlining their purpose, procedures, and...
414
Endoscopic Studies II: Thoracocentesis
496
Thoracentesis(Thoracocentesis), commonly known as pleural tap, is a medical procedure where a 22 gauge needle is inserted into the pleural space, the area between the lung and chest wall. This procedure is commonly performed to diagnose or treat various respiratory disorders.
Description
Excess pleural fluid or air may accumulate in some respiratory disorders in the thoracic cavity. To treat pleural effusion, a physician conducts thoracentesis by carefully piercing the chest wall and entering...
Description
Excess pleural fluid or air may accumulate in some respiratory disorders in the thoracic cavity. To treat pleural effusion, a physician conducts thoracentesis by carefully piercing the chest wall and entering...
496
Flail Chest-II
234
Managing flail chest, a condition characterized by a segment of the chest wall moving independently from the rest of the thoracic cage, requires a comprehensive approach. It includes a thorough assessment of the patient's condition, a diagnostic evaluation to determine the extent of the injury, and the implementation of appropriate medical interventions tailored to the individual's needs.
Assessment:
1. Clinical Evaluation:
History:
Assessment:
1. Clinical Evaluation:
History:
234
Imaging Studies for Cardiovascular System III: X-Ray
297
The most common cardiovascular diagnostic test is an X-ray. It produces images of the heart, blood vessels, and adjacent structures.
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
Definition and Purpose
An X-ray, or radiograph, is a non-invasive method that uses ionizing radiation to take images of internal structures. It is mainly used in cardiac imaging to examine the heart, lungs, and major blood vessels, aiming to identify abnormalities in the heart's size, shape, and position, such as heart failure, congenital defects, and vascular...
297
Radiological Investigation III: Pulmonary Angiogram and PET Scan
167
Radiological investigations are paramount in the diagnosis and management of various pulmonary diseases. Two essential investigations are the Pulmonary Angiogram and the Positron Emission Tomography (PET) Scan.
Pulmonary Angiogram
A Pulmonary Angiogram is an invasive procedure involving injecting a contrast medium through a catheter threaded into the pulmonary artery or the right side of the heart to visualize the pulmonary vasculature. Computed Tomography (CT) scans have mainly replaced this...
Pulmonary Angiogram
A Pulmonary Angiogram is an invasive procedure involving injecting a contrast medium through a catheter threaded into the pulmonary artery or the right side of the heart to visualize the pulmonary vasculature. Computed Tomography (CT) scans have mainly replaced this...
167


