5 cm right renal mass with tumour thrombus extending into the inferior vena cava and right atrium (Fig 1).
What does RA stand for?
RA stands for Right Atrium (heart chamber)
This definition appears very frequently and is found in the following Acronym Finder categories:
- Science, medicine, engineering, etc.
See other definitions of RA
We have 122 other meanings of RA in our Acronym Attic
- Return Address (register)
- Return Air (HVAC)
- Return Authorization
- Revenue Account (UK)
- revenue analysis
- Revenue Authority (various locations)
- Review/Requiring Activity
- Rheumatoid Arthritis
- Right Aft
- Right Ascension (astronomy)
Samples in periodicals archive:
At the second EPS, a catheter was placed in the CS, a non-contact-mapping EA balloon at the right atrium and the ablation catheter by means also superior and inferior vena cava, and right atrium is mapped.
The tricuspid valve separates the right atrium and the right ventricle.
OptiSense is an insulated wire that enables pacemakers to receive a better read on signals from the right atrium of the heart.
The right heart is comprised of the right atrium that receives the oxygen poor blood that has circulated throughout the body and is returning to the heart via the venae cavae.
A case report by Chun and Godfrey showed right atrium dilation with diffuse atrial hemorrhage, interstitial edema, and vascular congestion without surrounding myocardial fibers and conduction system involvement in a 19-year-old soldier who died from epidemic (Korean) hemorrhagic fever, sinus tachycardia, paroxysmal supraventricular tachycardia, and congestive heart failure (8).