Related Experiment Video

Updated: Nov 28, 2025

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations
14:58

Comprehensive Endovascular and Open Surgical Management of Cerebral Arteriovenous Malformations

Published on: October 20, 2017

10.0K

Early Postoperative Magnetic Resonance in the Diagnosis of Persistent Juvenile Angiofibroma

Alberto Schreiber1, Marco Ravanelli2, Marco Ferrari1,3

  • 1Unit of Otorhinolaryngology-Head and Neck Surgery, ASST Spedali Civili Brescia, Department of Medical and Surgical Specialties, Radiological Sciences, and Public Health, University of Brescia, Brescia, Italy.

The Laryngoscope
|November 27, 2020
PubMed
Abstract

Insights

Early postoperative MRI accurately detects persistent juvenile angiofibroma (pJA) after endoscopic resection. This imaging-guided strategy improves pJA management and follow-up surveillance.

Area of Science:

  • Otorhinolaryngology
  • Radiology
  • Oncology

Background:

  • Juvenile angiofibroma (JA) treatment can result in persistent disease (pJA).
  • Effective methods for detecting pJA post-surgery are crucial for optimal patient management.
  • Current follow-up strategies may not always be sufficient to identify residual JA.

Purpose of the Study:

  • To evaluate the diagnostic accuracy of early postoperative MRI in detecting unintentional pJA.
  • To develop an MRI-driven flowchart for managing and monitoring patients with pJA.
  • To enhance the decision-making process for pJA surveillance.

Main Methods:

  • Observational study including 26 patients who underwent endoscopic JA resection.
  • Early postoperative MRI was performed and analyzed for residual pJA based on radiological criteria.
  • Diagnostic performance of MRI was assessed, and an MRI-driven management flowchart was designed.

Main Results:

  • Early postoperative MRI detected pJA in 19.2% of patients (5 out of 26).
  • MRI demonstrated excellent diagnostic performance with 100% sensitivity and specificity.
  • No patients with negative MRI findings showed pJA on subsequent follow-up.

Conclusions:

  • Early postoperative MRI is highly accurate for detecting unintentional pJA.
  • An MRI-driven strategy and flowchart can guide pJA management and surveillance.
  • This approach aids in defining appropriate postoperative follow-up protocols.
Keywords:
Juvenile angiofibromamagnetic resonancepersistent juvenile angiofibromapostoperative magnetic resonancetransnasal endoscopic surgery

More Related Videos

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques06:29

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Published on: June 11, 2019

10.7K
Multi-modal Imaging of Angiogenesis in a Nude Rat Model of Breast Cancer Bone Metastasis Using Magnetic Resonance Imaging, Volumetric Computed Tomography and Ultrasound12:23

Multi-modal Imaging of Angiogenesis in a Nude Rat Model of Breast Cancer Bone Metastasis Using Magnetic Resonance Imaging, Volumetric Computed Tomography and Ultrasound

Published on: August 14, 2012

14.6K

Related Concept Videos

Aneurysm II: Clinical Manifestations and Diagnostic Studies01:21

Aneurysm II: Clinical Manifestations and Diagnostic Studies

Thoracic, aortic arch and abdominal aneurysms are significant vascular conditions that can present with various clinical manifestations and lead to serious complications. Understanding these manifestations and the appropriate diagnostic studies is essential for effective management and treatment.Thoracic Aortic AneurysmsThoracic aortic aneurysms often remain asymptomatic until they reach a size that impinges on adjacent structures. They typically cause deep, diffuse chest pain that radiates to...
96
Radiological Investigation III: Pulmonary Angiogram and PET Scan01:13

Radiological Investigation III: Pulmonary Angiogram and PET Scan

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...
273
Magnetic Resonance Imaging01:24

Magnetic Resonance Imaging

Magnetic resonance imaging (MRI) is a noninvasive medical imaging technique based on a phenomenon of nuclear physics discovered in the 1930s, in which matter exposed to magnetic fields and radio waves was found to emit radio signals. In 1970, a physician and researcher named Raymond Damadian noticed that malignant (cancerous) tissue gave off different signals than normal body tissue. He applied for a patent for the first MRI scanning device in clinical use by the early 1980s. The early MRI...
8.6K
Imaging Studies IV: Magnetic Resonance Imaging01:27

Imaging Studies IV: Magnetic Resonance Imaging

Introduction:Magnetic Resonance Imaging, or MRI, can include a specialized imaging technique of the urinary system known as Magnetic Resonance Urography (MRU). This radiation-free technique uses strong magnetic fields and radio waves to produce detailed images with the help of a computer. MRU is particularly effective for visualizing fluid-filled structures like the kidneys, ureters, and bladder.Applications of MRI in the Genitourinary SystemKidneys and Ureters: MRI detects tumors, cysts,...
132
Imaging Studies VII: Vascular Imaging01:19

Imaging Studies VII: Vascular Imaging

DefinitionRenal angiography, also known as renal arteriography, is an imaging technique used to obtain a comprehensive view of blood flow and the vascular structure of blood vessels in the kidneys and surrounding areas.PurposeRenal angiography detects blood vessel abnormalities in the kidneys, such as aneurysms, stenosis, thrombosis, vascular tumors, and renal artery stenosis. It evaluates kidney function and guides interventional treatments like angioplasty or stent placement.Pre-Procedure...
145
Radiological Investigation II: MRI and Ventilation Perfusion Scan01:30

Radiological Investigation II: MRI and Ventilation Perfusion Scan

Description
Magnetic Resonance Imaging (MRI) and Ventilation Perfusion Scans are two radiological investigations that offer detailed diagnostic images of the body, particularly lung structures.
MRI
MRI uses magnetic fields and radiofrequency signals to distinguish between normal and abnormal tissues. This technology provides a more detailed diagnostic image than CT scans, enabling it to characterize pulmonary nodules, stage bronchogenic carcinoma, and evaluate inflammatory activity in...
361