• Although cardiac catheterization has traditionally been used as the criterion standard for diagnosing coronary artery anomalies, the angular restriction of angiographic projections and the limitations inherent in its planar imaging nature may render conventional angiography less useful for creating a clear anatomic picture when compared with newer imaging modalities. (medscape.com)
  • The coronary angiography was negative for significant focal coronary artery obstruction. (medsci.org)
  • For angiography throughout the cardiovascular system, including cerebral and peripheral arteriography, coronary arteriography and ventriculography, pediatric angiocardiography, selective visceral arteriography and aortography, peripheral venography (phlebography), and adult and pediatric intravenous excretory urography and intravenous adult and pediatric contrast enhancement of computed tomographic (CECT) head and body imaging. (renalandurologynews.com)
  • Cardiac angiography images not only diagnose coronary artery disease (CAD) but are used to visualize abnormalities of the aorta as well as the pulmonary and peripheral vessels. (mhmedical.com)
  • Coronary angiography showed normal arteries without any stenoses, aortography confirmed the communication between right atrium and aorta. (madridge.org)
  • The findings of coronary angiography revealed retrograde flow from the left anterior descending artery to the left IMA. (emedinexus.com)
  • Background: Coronary artery ectasia (CAE) is a well-recognized but relatively uncommon finding encountered during diagnostic coronary angiography. (bvsalud.org)
  • Patients and methods: This prospective observational study included 50 consecutive patients came to the Department of Cardiology, Al-Azhar University Hospital, New Damietta for coronary angiography. (bvsalud.org)
  • We present a 61-year-old male with a right atrial angiosarcoma that was detected on coronary angiography. (bvsalud.org)
  • 3. Knowledge-based iterative model reconstruction in coronary computed tomography angiography: comparison with hybrid iterative reconstruction and filtered back projection. (nih.gov)
  • 5. Feasibility study of low tube voltage (80 kVp) coronary CT angiography combined with contrast medium reduction using iterative model reconstruction (IMR) on standard BMI patients. (nih.gov)
  • 6. The feasibility of sub-millisievert coronary CT angiography with low tube voltage, prospective ECG gating, and a knowledge-based iterative model reconstruction algorithm. (nih.gov)
  • 12. Submillisievert Radiation Dose Coronary CT Angiography: Clinical Impact of the Knowledge-Based Iterative Model Reconstruction. (nih.gov)
  • Is quantitative coronary angiography reliable in assessing the lumen gain after treatment with the everolimus-eluting bioresorbable polylactide scaffold? (pcronline.com)
  • The dissection can also progress proximally, to involve the aortic sinus, aortic valve, and coronary arteries. (medscape.com)
  • Subsequently, combined operations that replaced the ascending aneurysm in conjunction with replacement of the aortic valve and reimplantation of the coronary arteries were performed by Bentall and De Bono in 1968, using a mechanical valve with a Dacron conduit. (medscape.com)
  • Rarely, dissection is confined to individual arteries (eg, coronary or carotid arteries), typically in pregnant or postpartum women. (msdmanuals.com)
  • This was the beginning of cardiac catheterization: the insertion and passage of small plastic catheters into arteries, veins, the heart, and other vascular structures to obtain angiographic images of coronary arteries and cardiac chambers and to measure hemodynamic data (pressure and flow) in the heart. (mhmedical.com)
  • It is commonly defined as in appropriate dilation of the coronary arteries exceeding the largest diameter of an adjacent normal vessel more than 1.5-fold. (bvsalud.org)
  • While the autopsy study of Spain and Bradess (175) concerned sudden death among smokers, other autopsy studies from various countries have been directed towards the relationship of cigarette smoking to the presence of atherosclerotic disease in the aorta and coronary arteries. (nih.gov)
  • Dissection interrupts blood flow to the coronary arteries (most often the right coronary artery), leading to inferior-wall MI. (myamericannurse.com)
  • 4 More complicated intracardiac injuries involved the coronary arteries, valvular apparatus, and intracardiac fistulas (such as ventricular septal defects). (doctorlib.info)
  • More particularly, the invention concerns the type of dilatation catheter which incorporates a wire-like shaft that is sufficiently torsionally rigid so as to be steerable thereby enabling the catheter to be selectively guided and steered to the desired location in the patient's coronary arteries. (justia.com)
  • Aortography showed a mildly dilated aortic root, minimal aortic valve insufficiency and a significant ring-like stenosis in the thoracic descending aorta (Figures 1 and 2 ). (medsci.org)
  • CO 2 should not be used in the thoracic aorta, the coronary artery, and cerebral circulation. (vsijournal.org)
  • Injection aortography was used as a gold standard and to assess the presence of ascending aorta dilatation in those patients. (bvsalud.org)
  • Increase prevalence of aortic root dilatation and ascending aorta dilatation in patients with coronary artery ectasia. (bvsalud.org)
  • Lack of collateralization may also make identification by selective right coronary arteriography or aortography difficult in the catheterization laboratory. (medscape.com)
  • Indications for use of CO 2 as a contrast agent include: aortography and runoff, detection of bleeding, renal transplant arteriography, portal vein visualization with wedged hepatic venous injection, venography, arterial and venous interventions, and endovascular aneurysm repair. (vsijournal.org)
  • The arch and abdominal aortography further correlated the uncontrolled hypertension with Takayasu's disease according to American College Rheumatology (ACR) criteria. (biomedcentral.com)
  • These include neurological ( mononeuritis multiplex ), abdominal (abdominal pain and gastrointestinal hemorrhage ), respiratory ( chest pain , pulmonary infiltrates and consolidation ), renal (hematuria, proteinuria , hypertension and acute or chronic renal failure ), cardiac (coronary arteritis and pericarditis ) and dermatological ( palpable purpurae , subcutaneous hemorrhages and gangrene ). (symptoma.com)
  • however, aortography is still the preferred modality for the preoperative evaluation of thoracic aortic aneurysms and for precise definition of the anatomy of the aneurysm and great vessels. (medscape.com)
  • The various clinical features of this disease include fever lasting over 5 days, bilateral congestion of the conjunctiva , erythema of the lips, buccal mucosa and the tongue, cervical lymphadenopathy , polymorphous exanthema , coronary dilation and erythema of the palms and soles [5]. (symptoma.com)
  • Equally important, the modern cardiac catheterization laboratory is a therapeutic theater of operations for catheter-based interventions (eg, stent implantation, atherectomy, thromboaspiration), collectively called percutaneous coronary intervention [PCI]) or catheter-based treatment of structural heart disease ( Table 20-1 ). (mhmedical.com)
  • This invention relates to balloon dilatation catheter systems used in percutaneous transluminal coronary angioplasty. (justia.com)
  • Although retrograde flow into the PA is most often directed in an unusual orientation, improper diagnosis of a PDA shunt or a coronary-cameral fistula may be erroneously made. (medscape.com)
  • Aortography (see the image below) can delineate the aortic lumen, and it can help define the extent of the aneurysm, any branch vessel involvement, and the stenosis of branch vessels. (medscape.com)
  • Aortography showed that the ostium of the left subclavian artery had a severe stenosis and that the left vertebral artery was visualized retrogradely. (emedinexus.com)
  • BACKGROUND: Diabetes mellitus is associated with more complex coronary artery diseases. (bvsalud.org)
  • In 1948, Radner published one of the first descriptions of transradial central arterial catheterization and attempts at coronary artery imaging using radial artery cut-down. (wikipedia.org)
  • Transradial access to perform diagnostic cardiac catheterization procedures was introduced by Campeau and was later adapted for therapeutic procedures of coronary angioplasty by Kiemeneij and Laarman. (wikipedia.org)
  • Cardiac catheterization, also known as coronary angiogram, is a medical procedure that is used to diagnose and treat heart conditions. (prime-cardiology.com)
  • Although it is dependent on PA pressures and the development of collateral vessels, abnormal retrograde anomalous coronary flow can be clearly demonstrated with color-flow Doppler ultrasonography. (medscape.com)
  • 4. Feasibility of low-concentration iodinated contrast medium with lower-tube-voltage dual-source CT aortography using iterative reconstruction: comparison with automatic exposure control CT aortography. (nih.gov)
  • This invention relates to improvements in small diameter low profile dilatation catheters used in angioplasty and particularly coronary angioplasty. (justia.com)
  • In performing coronary angioplasty, it often occurs that the physician may wish to use a catheter different than the on originally inserted into the patient. (justia.com)
  • MAIN OUTCOME MEASURES: The primary outcome was a three year composite of all cause death, myocardial infarction, stroke, or any coronary revascularisation. (bvsalud.org)
  • The European Society of Cardiology and the American Heart Association both support a radial-first approach in acute coronary syndrome. (wikipedia.org)
  • Objective: The aim of this study was to compare 2D-TTEand 3D-TTE measurements of the aortic root diameter in patients with coronary artery ectasia to assess the presence of aortic root dilatation. (bvsalud.org)
  • TTE shows turbulent flow in RV with left to right shunt, the origin of this flow is near right coronary cusp. (romanianjournalcardiology.ro)
  • In the dynamic sequences in coronary and transversal planes (modified to evaluate aortic bulbus), a variable derivation of the jet was seen, probably depending on the tricuspid cusps movement. (madridge.org)
  • 7-8 millimeters wide communication with turbulent flow was found between right atrium and right coronary sinus. (madridge.org)
  • Valsalva sinus rupture diagnostic is unsustainable by clinical features and excluded by the absence of the solution of continu-ity on right coronary sinus (where the turbulent flow is seen). (romanianjournalcardiology.ro)
  • If the anomalous coronary artery arises from a branch PA, however, the diagnosis may be difficult to make using echocardiography, even when enhanced with Doppler techniques. (medscape.com)
  • With progressive improvement in both the resolution and technical specifications, as well as multiplanar reconstruction with maximum intensity projections and volume rendering, CCTA may be an adequate alternative diagnostic tool for detecting coronary anomalies. (medscape.com)
  • Results: The present study shows that there was a good correlation between 3D-TTE and aortography at the levels of aortic annulus, sinuses of Valsalva, sinotubular junction (r =0.98,0.95,0.98) but a rough correlation between 2D-TTE and aortography at these levels (r =0.49,0.48,0.46). (bvsalud.org)