Right outflow tract obstruction due to neurofibroma is rare, with only four cases identified in the world literature. Obstruction due to a pedunculated neurofibroma has never been reported. A 36-year-old woman with no known heart disease presenting with dyspnea, palpitations and chest pain was shown on echocardiogram to have a mobile right ventricular mass. Cardiac catheterization revealed normal coronary arteries and right ventricular outflow tract obstruction by a pedunculated mass, which was surgically removed and histologically proven to be a benign neurofibroma. Following surgery the patient's symptoms disappeared, with no recurrence three years postoperatively.

Download full-text PDF

Source

Publication Analysis

Top Keywords

outflow tract
12
tract obstruction
12
obstruction pedunculated
12
pedunculated neurofibroma
8
obstruction
4
neurofibroma
4
neurofibroma case
4
case report
4
report literature
4
literature review
4

Similar Publications

Although the long-term outcomes of the surgical grafts are well defined and reported, the data regarding the mid-and long-term results of the balloon-expandable percutaneous valves in the native right ventricular outflow tract (RVOT) is limited. We retrospectively evaluated 42 patients who underwent PPVI (Sapien® XT valve) to native RVOT due to severe pulmonary regurgitation (PR) and/or moderate to severe pulmonary stenosis (PS) between August 2015 and November 2020. The median patient age at the time of PPVI was 13.

View Article and Find Full Text PDF

Indoxyl Sulfate Induces Ventricular Arrhythmias Attenuated by Secretoneurin in Right Ventricular Outflow Tract Cardiomyocytes.

Cardiovasc Toxicol

January 2025

Graduate Institute of Clinical Medicine, College of Medicine, Taipei Medical University, No. 250, Wuxing St., Taipei, 11031, Taiwan.

Ventricular arrhythmias (VAs) are major causes of sudden cardiac death in chronic kidney disease (CKD) patients. Indoxyl sulfate (IS) is one common uremic toxin found in CKD patients. This study investigated whether IS could induce VAs via increasing right ventricular outflow tract (RVOT) arrhythmogenesis.

View Article and Find Full Text PDF

The duration of mechanical systole-also termed the flow time (FT) or left ventricular ejection time (LVET)-is measured by Doppler ultrasound and increasingly used as a stroke volume (SV) surrogate to guide patient care. Nevertheless, confusion exists as to the determinants of FT and a critical evaluation of this measure is needed. Using Doppler ultrasound of the left ventricular outflow tract velocity time integral (LVOT VTI) as well as strain and strain rate echocardiography as grounding principles, this brief commentary offers a model for the independent influences of FT.

View Article and Find Full Text PDF

Early and accurate diagnosis of pulmonary tuberculosis (TB) is key to effective outbreak management, and in humans thoracic radiography is used extensively for screening purposes. In wildlife TB radiography is a relatively accessible diagnostic tool, particularly in under-resourced settings, however its use is limited by body size. Sun bears are susceptible to human-associated TB, and their small body size makes thoracic radiography feasible.

View Article and Find Full Text PDF

Background: Branch pulmonary artery (PA) stenosis must be addressed early to prevent right ventricular scarring and establish lung blood flow. Balloon-mounted stents are more useful in managing right ventricular outflow tract (RVOT) obstruction and PA stenosis.

Materials And Methods: We studied the clinical and angiographic data of children with congenital heart disease who underwent stenting for RVOT obstruction and branch PA stenosis using the Formula stent (Cook Medical, Limerick, Ireland) between 2018 and 2024 in a tertiary pediatric cardiac center in southern India.

View Article and Find Full Text PDF

Want AI Summaries of new PubMed Abstracts delivered to your In-box?

Enter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!