Dilated Pulmonary Arteries: Causes & Reasons

Possible Causes for Dilated Pulmonary Arteries

Multisystemic Smooth Muscle Dysfunction Syndrome

Periventricular white matter hyperdensities 0030891 Pulmonary arterial hypertension Increased blood pressure in blood vessels of lungs 0002092 Retinal infarction 0007866 [rarediseases.info.nih.gov]

[…] of the cerebral artery ; Hyperperistalsis ; Hypertension ; Intestinal malrotation ; Mydriasis ; Patent ductus arteriosus ; Periventricular white matter hyperdensities ; Pulmonary [mousephenotype.org]

HTN - + - NA NA Gender Dilatation of the aorta + - NA NA Interstitial lung disease - + - NA NA Multiple aneurysms involving cranial arteries + - - NA NA CONCLUSION Recurrent [slideblast.com]

Pulmonary Tumor Embolism

It also illustrates the usefulness of such findings as beaded, dilated pulmonary arteries by computed tomography (CT) and high (18)F-fluorodeoxyglucose (FDG) uptake by fusion [ncbi.nlm.nih.gov]

A chest CT scan showed dilated pulmonary arteries, right ventricular enlargement and mosaic ground-glass opacities in both lungs. [ncbi.nlm.nih.gov]

The finding of dilated and beaded peripheral pulmonary arteries at CT is highly suggestive of metastatic intravascular tumor emboli. [pubs.rsna.org]

Bronchial Compression

Bronchial compression due to a dilated pulmonary artery is a troublesome problem in the surgical management of infants or children with congenital heart disease. [ncbi.nlm.nih.gov]

Bronchial compression by a dilated left pulmonary artery complicated the postoperative course in two infants: one after a Mustard operation for transposition of the great [ncbi.nlm.nih.gov]

We achieved success with endobronchial stenting in a two-month-old infant with bronchial compression caused by a dilated pulmonary artery. [ncbi.nlm.nih.gov]

Cor Pulmonale

Chest radiography revealed the development of acute cardiac enlargement, dilated pulmonary artery and diffuse opacities in the fields of both lungs. [ncbi.nlm.nih.gov]

Hemoptysis may occur because of the rupture of a dilated or atherosclerotic pulmonary artery. [medictests.com]

Hemoptysis may occur because of rupture of a dilated or atherosclerotic pulmonary artery. [medictests.com]

Congenital Absence of Ductus Arteriosus

This contributes to an enlarged left atrium, which, along with dilated pulmonary arteries, results in airway compression. [emedicine.medscape.com]

APVS can be differentiated from pulmonary artery stenosis or insufficiency by its absence of pulmonary valves and aneurysmal dilatation of the pulmonary trunk and its branches [journals.lww.com]

Respiratory failure In patients with more severe pulmonary regurgitation, aneurysmal dilation of pulmonary arteries can cause air trapping due to bronchial compression. [emedicine.medscape.com]

Branch Pulmonary Artery Stenosis

OBJECTIVES: The aim of this study was to evaluate the efficacy and safety of high pressure balloons (17 to 20 atm, Blue Max, Meditech) to dilate branch pulmonary artery stenosis [ncbi.nlm.nih.gov]

Dilation of stenotic peripheral pulmonary arteries with high pressure balloons improves the success rate of angioplasty both in patients who have had unsuccessful dilation [onlinejacc.org]

artery dilation, hypoplasia or stenosis Main pulmonary artery dilation, hypoplasia or stenosis Aortopulmonary window Patent ductus arteriosus (PDA) [pedecho.org]

Pulmonary Branch Stenosis

artery dilation, hypoplasia or stenosis Main pulmonary artery dilation, hypoplasia or stenosis Aortopulmonary window Patent ductus arteriosus (PDA) [pedecho.org]

CT scan revealed dilated main pulmonary artery (diameter = 3.9 cm) and dilated left pulmonary artery (diameter = 2.7 cm). [jcecho.org]

Poststenotic pulmonary artery dilatation may occur owing to "jet-effect" hemodynamics. [emedicine.medscape.com]

Pulmonary Valve Disease

Some individuals do develop pulmonary regurgitation due to a dilated pulmonary artery, which is acquired from marked elevation of the pressure in the arteries to the lung. [hcmw.com]

2) enlargement (dilatation) of the pulmonary artery 3) ventricular septal defect (VSD) [pted.org]

Bicuspid pulmonary valve disease is rare and a small numbers of case reports describe concomitant pulmonary artery dilation similar to the dilation of the ascending aorta, [rdm.ox.ac.uk]

Pulmonary Arteriosclerosis

Pulmonary artery atherosclerosis correlated significantly with age, right ventricular dilation and hypertrophy, pulmonary emphysema, and aortic atherosclerosis. [ncbi.nlm.nih.gov]

It was suspected that this stenosis was related to extrinsic compression by the dilated pulmonary artery. [revespcardiol.org]

Google Scholar 6 ROGERS L: Extensive atheroma and dilatation of the pulmonary arteries. Quart. Jr. Med., 1909, ii, 1-17. [acpjournals.org]

Pulmonary Valve Insufficiency

[…] as a result of pulmonary arterial hypertension or pulmonary artery dilation 1,2. [radiopaedia.org]

Pulmonary angiogram showed a dilated main pulmonary artery and a moderate degree of pulmonic insufficiency. [webview.isho.jp]

Post-stenotic dilatation of the main pulmonary artery is seen only in pulmonic valve stenosis. [radiopaedia.org]

Acute Cor Pulmonale

Chest radiography revealed the development of acute cardiac enlargement, dilated pulmonary artery and diffuse opacities in the fields of both lungs. [ncbi.nlm.nih.gov]

Hemoptysis may occur because of rupture of a dilated or atherosclerotic pulmonary artery. [medictests.com]

Rarely, the patient may complain of hoarseness due to compression of the left recurrent laryngeal nerve by a dilated pulmonary artery. [medictests.com]

Pulmonary Artery Stenosis

[…] of residual distal pulmonary artery stenosis and hypoplasia. [ncbi.nlm.nih.gov]

Careful consideration is required to determine the indications for interventional catheterization for the dilation of peripheral pulmonary artery stenosis in cases of Williams [ncbi.nlm.nih.gov]

CT scan revealed dilated main pulmonary artery (diameter = 3.9 cm) and dilated left pulmonary artery (diameter = 2.7 cm). [jcecho.org]

Pulmonary Artery Aneurysm

Cardiac images and catheterization results revealed absent pulmonary valve syndrome and compression of the left main coronary artery by a massively dilated pulmonary artery [ncbi.nlm.nih.gov]

Pulmonary artery aneurysm has never been described in association with sarcoidosis. [ncbi.nlm.nih.gov]

pulmonary artery (PA). c Volume-rendered 3D CT angiography showed an aneurysmatic ascending aorta (AAA), right pulmonary artery kinking, poststenotic dilatation of the right [karger.com]

Abnormal Origin of the Pulmonary Artery

pulmonary artery on the recurrent laryngeal nerve. 51 Chronic congestive heart failure is responsible for poor growth and development and is usually the cause of death. [clinicalgate.com]

The right coronary artery itself was dilated and drained into the pulmonary artery. [e-coretvasa.cz]

[…] the pulmonary artery. [elsevier.es]

Eisenmenger Syndrome

Extrinsic compression of the left main coronary artery by a massively dilated pulmonary artery in patients who have severe pulmonary hypertension can lead to significant myocardial [ncbi.nlm.nih.gov]

The echocardiogram, computerized tomographic scan and magnetic resonance imaging of the thorax showed dilated pulmonary arteries and large thrombi in the right and left pulmonary [ncbi.nlm.nih.gov]

[…] the pulmonary artery, prominent dilation and atherosclerosis of the right pulmonary artery and parenchymal branches, and partial thrombosis of the right pulmonary artery. [ncbi.nlm.nih.gov]

Congenital Pulmonary Valve Insufficiency

[…] valve regurgitation usually comes to light because of a murmur or because of a dilated pulmonary arterial trunk in a routine chest x-ray. [clinicalgate.com]

Dilation of the pulmonary artery Secondary to pulmonary hypertension. Idiopathic dilation of pulmonary trunk. [wikiecho.org]

[…] pulmonic regurgitation is rare and most often results from an isolated congenital defect involving dilation of the pulmonary artery and pulmonary valve annulus. [msdmanuals.com]

Hepatopulmonary Syndrome

A pulmonary angiogram showed diffuse dilatation of the pulmonary arteries, especially in the lower lobes. The patient was diagnosed with type I hepatopulmonary syndrome. [ncbi.nlm.nih.gov]

POPH is a pulmonary arterial hypertension in the setting of portal hypertension and elevated pulmonary vascular resistance. [ncbi.nlm.nih.gov]

This case demonstrates that coil embolization of dilated pulmonary arteries is a potential palliative treatment for patients with diffuse type I hepatopulmonary syndrome. [ncbi.nlm.nih.gov]

Congenital Pulmonary Valve Stenosis

Extreme dilation of pulmonary artery: a literature review. BMJ Case Rep 2014 casereports.bmj.com/content/2014/bcr-2013-202223.full. Shindo T, et al. [pulmonarychronicles.com]

May also show evidence of a dilated pulmonary trunk or a main pulmonary artery. Pulmonary vascularity is often normal in mild cases. [radiopaedia.org]

Inflow-outflow view showing pulmonary annulus narrowing and dilated main pulmonary artery. Figure 17. [scirp.org]

Secondary Pulmonary Hypertension

Sildenafil is widely used to dilate penile arteries, suggesting that it may also dilate pulmonary arteries in patients with pulmonary hypertension. [ncbi.nlm.nih.gov]

In patients with idiopathic or collagen vascular related pulmonary hypertension, specialized treatment for dilating the pulmonary artery is indicated. [houstonlungdocs.com]

Pulmonary Valve Stenosis

Poststenotic pulmonary artery dilatation may occur owing to "jet-effect" hemodynamics. [emedicine.medscape.com]

Immediately after dilation, right ventricle and pulmonary artery pressure and pressure gradient decreased from 73.0 +/- 48.0 to 38.4 +/- 23.1 mmHg, from 35.2 +/- 22.1 to 20.7 [ncbi.nlm.nih.gov]

[…] reduced mobility, and poststenotic dilatation of the main pulmonary artery. [ncbi.nlm.nih.gov]

Right Hemitruncus

Figure 2: Angiography in AP view showing pulmonary regurgitation, absent right pulmonary artery, and post-stenotic dilatation of the left pulmonary artery Click here to view [astrocyte.in]

Echocardiography also showed that the main pulmonary artery and the right pulmonary artery were dilated, but the left pulmonary artery was not visualized; there was no evidence [studyres.com]

In this study, TTE was unable to diagnose 5 pulmonary artery stenoses, 1 dilated pulmonary artery and 4 pulmonary slings. [journals.plos.org]

Congenital Pericardium Anomaly

Among these are pulmonic stenosis, left-to-right shunts, primary pulmonary hypertension, mitral valve disease, idiopathic pulmonary artery dilatation, and mediastinal or pulmonary [annals.org]

Idiopathic pulmonary artery dilation. (Image and Description) (Image). Condition Description: Idiopathic pulmonary artery dilation 5. [bcm.edu]

[…] stenosis, idiopathic dilatation of the pulmonary artery and hilar lymphadenopathy), 30-50% of patients presented other congenital heart diseases (atrial septal defects, persistent [fac.org.ar]

Left-to-Right Cardiac Shunt

Idiopathic pulmonary artery dilation. (Image and Description) (Image). Condition Description: Idiopathic pulmonary artery dilation 5. [bcm.edu]

Her chest radiograph (figure 3) again showed cardiomegaly (CTR: 52%) due to dilated right chambers, dilated main pulmonary artery and signs of plethora (no pulmonary vascular [escardio.org]

A transthoracic echocardiogram (limited by a poor acoustic window) revealed normal dimensions of ascending aorta and pulmonary artery; slight dilatation of the left atrium [omicsonline.org]

Ductus Arteriosus Aneurysm

artery dilatation. [ajnr.org]

pulmonary arteries, and a prominent ascending aorta. [rjmatthewsmd.com]

The descending aorta may be dilated. The main pulmonary arteries, aorta and neck vessels are normal. [fetalultrasound.com]

Pulmonary Atresia with Ventricular Septal Defect

The patient with open ventricular septal defect underwent balloon dilation of the unifocalized pulmonary arteries, with a current pulmonary/systemic flow ratio of 1.4 to 1.8 [ncbi.nlm.nih.gov]

PA = pulmonary artery Click here to view Figure 3: Operative picture showing hugely dilated circumflex artery and the fistula Click here to view Pulmonary atresia with ventricular [annalspc.com]

Idiopathic pulmonary artery dilation. (Image and Description) (Image). Condition Description: Idiopathic pulmonary artery dilation 5. [bcm.edu]

Acyanotic Congenital Heart Disease

In some cases, the cause of the respiratory difficulty is compression of the tracheobronchial tree by hypertensive dilated pulmonary arteries, since this type of heart disease [experts.umn.edu]

The right heart structures (atrium, ventricle, pulmonary arteries) are significantly dilated. [rcemlearning.co.uk]

“snowman” body = heart Supra-diaphragmatic TAPVR without obstruction = cardiomegaly, increased pulmonary vascularity, and pulmonary arterial dilation Infra-diaphragmatic TAPVR [rcemlearning.co.uk]

Pulmonary Capillary Hemangiomatosis

A computed tomography angiography performed to look for the cause of pulmonary arterial hypertension showed dilated central pulmonary arteries and diffuse, ill-defined centrilobular [circ.ahajournals.org]

Signs of pulmonary arterial hypertension (PAH), such as enlarged central pulmonary arteries and dilatation on the right side of the heart, can also be present. [ncbi.nlm.nih.gov]

pulmonary hemosiderosis, interstitial edema, and lymphatic dilation, pulmonary arterial intimal fibrosis, and medial hypertrophy Intimal fibrosis and medial hypertrophy [mdnxs.com]

Prata-Libéral-Gonçalves Syndrome

Pulmonary artery agenesis Pulmonary artery coming from the aorta Pulmonary artery familial dilatation Pulmonary atresia with ventricular septal defect Pulmonary branches [mindmappedia.com]

[…] the aorta Pulmonary artery familial dilatation Pulmonary atresia with ventricular septal defect Pulmonary blastoma Pulmonary branches stenosis Pulmonary cystic lymphangiectasis [bioreference.net]

Pulmonary artery coming from the aorta[?] Pulmonary artery familial dilatation[?] Pulmonary atresia with ventricular septal defect[?] Pulmonary blastoma[?] [encyclopedia.kids.net.au]

Recurrent Laryngeal Nerve Palsy

All except the patient with aortic aneurysm had pulmonary artery dilatation and moderate to severe pulmonary hypertension. [ncbi.nlm.nih.gov]

The greatly dilated pulmonary artery in these patients resulted in compression of the left recurrent laryngeal nerve and produced a cardiovocal (Ortner's) syndrome. [ncbi.nlm.nih.gov]

Abstract Two patients with left recurrent laryngeal nerve paralysis in association with pulmonary artery hypertension are described. [onlinejacc.org]

Chronic Thromboembolic Pulmonary Hypertension

BACKGROUND: Dilatation of the pulmonary artery and right ventricle on chest computed tomography images is often observed in patients with pulmonary hypertension. [ncbi.nlm.nih.gov]

CT angio-scan: Severe dilation of the common pulmonary artery (34 mm). Right pulmonary artery visible only at proximal level. Bronchial artery dilation, bilaterally. [bloodjournal.org]

At follow-up, pulmonary arteries were dilated despite epoprostenol being discontinued. [doi.org]