Collateral circulation
... portocaval collateral circulation). Dictionary.com collateral circulation (Articles with short description, Short description ... Collateral circulation is the alternate circulation around a blocked artery or vein via another path, such as nearby minor ... It is occasionally also known as accessory circulation, auxiliary circulation, or secondary circulation. It has surgically ... Collateral circulation is created (within months) around the blocked central vein via a generally winding path, usually from a ...
Leptomeningeal collateral circulation
The leptomeningeal collateral circulation (also known as leptomeningeal anastomoses or pial collaterals) is a network of small ... There is anatomical variation in collateral circulation from person to person, and as we age, collateral vessels decrease in ... Coyle, Peter (1994). "Collateral Pial Arteries". In Bevan, Rosemary D.; Bevan, John A. (eds.). The Human Brain Circulation. pp ... Therapies that attempt to optimize leptomeningeal collateral circulation appear to improve outcomes following acute ischaemic ...
Cervical artery dissection
Collateral ventilation
Meier P, Schirmer SH, Lansky AJ, Timmis A, Pitt B, Seiler C (June 2013). "The collateral circulation of the heart". BMC Med. 11 ... It was only in 1931 that they were acknowledged as acting as collaterals, and the term collateral respiration was first used. ... Mitzner, W. (1 January 2006). "Ventilation , Collateral". Ventilation , Collateral. pp. 434-438. doi:10.1016/B0-12-370879-6/ ... Collateral ventilation is not present in horses who have a poor tolerance to airway obstruction but it is present in dogs who ...
Great saphenous vein
This is known as collateral circulation. The saphenous nerve that runs with the upper part of the great saphenous vein is a ... Removal of the saphenous vein will not materially hinder normal circulation in the leg. The blood that previously flowed ... a clot fragment can migrate to the deep venous system and to the pulmonary circulation. Also it can be associated with, or ...
John Crighton Bramwell
with A. Morgan Jones: Bramwell, C.; Jones, A. M. (October 1941). "Coarctation of the aorta: the collateral circulation". Br. ... and to the features of the circulation in athletes are well known. J. Crighton Bramwell's father Byrom Bramwell and eldest ...
Iliolumbar artery
"The collateral arterial circulation in the pelvis. An angiographic study". American Journal of Roentgenology. 102 (2): 392-400 ...
Middle cerebral artery
Leptomeningeal collateral circulation Moore KL, Dalley AR. Clinically Oriented Anatomy, 4th Ed., Lippincott Williams & Wilkins ...
Radial artery
The radial artery is also used to evaluate the collateral circulation of blood through the hands; applying pressure through ... adequate collateral circulation can be ascertained by how quickly normal colour returns after the pressure is removed. The ... "Evaluation of collateral circulation of the hand". Journal of Clinical Monitoring. 8 (1): 28-32. doi:10.1007/BF01618084. ISSN ... It travels superiorly to anastomose with the radial collateral artery around the elbow joint Palmar carpal branch of radial ...
Duodenum
... so there is potential for collateral circulation here. The venous drainage of the duodenum follows the arteries. Ultimately ...
Bronchial artery
Fishman AP (September 1961). "The clinical significance of the pulmonary collateral circulation". Circulation. American Heart ... Largely for this reason, bronchial artery circulation is usually sacrificed during lung transplants, instead relying on the ... persistence of a microcirculation (presumably arising from the deoxygenated pulmonary circulation) to provide perfusion to the ...
Cyanotic heart defect
The result may be the development of collateral circulation. Tetralogy of Fallot (ToF) Total anomalous pulmonary venous ... Mathematical models are used to address the issue of pressure level alterations of circulation after the procedures. The ... or a mixture of oxygenated and unoxygenated blood entering the systemic circulation. It is caused by structural defects of the ... and these models permit clear analyses of the pressure increase allowing doctors to avoid possible venous circulation ...
Allen's test
Stead, SW; Stirt, JA (1985). "Assessment of digital blood flow and palmar collateral circulation". Journal of Clinical ... Allen's test looks for abnormal circulation. If color returns quickly as described above, Allen's test is considered to ... demonstrate normal circulation. If the pallor persists for some time after the patient opens their fingers, this suggests a ...
Thromboangiitis obliterans
Collateral circulation gives "tree root" or "spider leg" appearance. Angiograms may also show occlusions (blockages) or ... The main symptom is pain in the affected areas, at rest and while walking (claudication). The impaired circulation increases ... The king's doctors prescribed complete rest and electric treatment to stimulate circulation, but as they were either unaware of ... Piazza G, Creager MA (April 2010). "Thromboangiitis obliterans". Circulation. 121 (16): 1858-61. doi:10.1161/CIRCULATIONAHA. ...
Lidoflazine
Schaper WK, Xhonneux R, Jageneau AH (November 1965). "Stimulation of the coronary collateral circulation by lidoflazine (R 7904 ...
End artery
There is no collateral circulation present besides the end arteries. Examples of an end artery include the splenic artery that ... The results are severe because the blood flow to that region is completely stopped since there is no collateral circulation. ...
Circle of Willis
... Circle of Willis Cerebral circulation Leptomeningeal collateral circulation Fenrich, Matija; Habjanovic, Karlo ... for collateral circulation in the cerebral circulation. If one part of the circle becomes blocked or narrowed (stenosed) or one ... "Transcranial Doppler ultrasonography of carotid-basilar collateral circulation in subclavian steal". Stroke. 19 (8): 1036-1042 ... The circle of Willis is a part of the cerebral circulation and is composed of the following arteries: Anterior cerebral artery ...
Subclavian steal syndrome
"Transcranial Doppler ultrasonography of carotid-basilar collateral circulation in subclavian steal". Stroke. 19 (8): 1036-42. ... Classically, SSS is a consequence of a redundancy in the circulation of the brain and the flow of blood. SSS results when the ... Lord R, Adar R, Stein R (1969). "Contribution of the circle of Willis to the subclavian steal syndrome". Circulation. 40 (6): ... This is because of collateral vessels.[citation needed] As in vertebral-subclavian steal, coronary-subclavian steal may occur ...
Genicular arteries
The anastomosis provides collateral circulation in the event of damage to the region. Inferior or distal to the origin of the ...
Collateralization
Schaper W, The collateral circulation of the heart, New York, N.Y.: Elsevier, 1971. Kolibash AJ, et al., "Coronary collateral ... Cohen M and KP Rentrop, et al., "Limitation of myocardial ischemia by collateral circulation during sudden controlled coronary ... Fujita M, "Importance of angina for development of collateral circulation," British Heart Journal 1987; 57: 139-43. (Articles ... collateral circulation, and, in any case, sometimes precedes, and often prevents, infarction by relieving the critically ...
Anomalous left coronary artery from the pulmonary artery
The patients having a significant collateral circulation can live to adulthood in rare cases; their circulation is often not ... Because the pressure in RCA exceeds the pressure in LCA a collateral circulation will increase. This situation ultimately can ... The development of symptoms in ALCAPA depends heavily on the amount of collaterals development. When only few collaterals are ... By the time of birth, the pressure will decrease in the pulmonic artery and the child will have a postnatal circulation. The ...
Moyamoya disease
... the fine collateral circulation that it supplies is obliterated. Patients often survive on the collateral circulation from the ... A collateral circulation develops around the blocked vessels to compensate for the blockage, but the collateral vessels are ... This is also the case when the arterial constriction and collateral circulation are bilateral. Moyamoya syndrome is unilateral ... The arteries are either sewn directly into the brain circulation, or placed on the surface of the brain to reestablish new ...
Scapular anastomosis
... providing a collateral circulation. This collateral circulation allows for blood to continue circulating if the subclavian is ...
Luigi Porta
Inferior gluteal veins
They provide a means of collateral circulation between the femoral vein, and lnternal iliac vein. Standring, Susan (2020). ...
Tracheoinnominate fistula
Pulsatile back-bleeding from distal innominate artery stump should be checked to insure collateral circulation. In patients ... Innominate artery ligation leaves the carotid and subclavian circulations intact. ... and the carotid artery or the opposite carotid artery and the subclavian artery may be performed to restore normal circulation ...
Esophageal varices
This means that collateral circulation develops in the lower esophagus, abdominal wall, stomach, and rectum. The small blood ...
Benefits of physical activity
"Pre-stroke Physical Activity and Cerebral Collateral Circulation in Ischemic Stroke: A Potential Therapeutic Relationship?". ... thanks to the increase in peripheral circulation. This also makes changes to tumor vasculature from the increase of cardio and ...
Patellar network
The genicular anastomosis provides collateral circulation to supply the leg when the knee is fully flexed. When the knee ...
Proximal humerus fracture
Symptoms from poor blood circulation in the arm is uncommon due to collateral circulation in the arm. Young adults without risk ...