Coronary angiography
Coronary angiography of vessels: appointment and indications to carrying out
Coronary angiography is a X-ray research of vessels of heart which is conducted for the purpose of identification of the place and extent of defeat.
When carrying out diagnosis for obtaining the accurate roentgenogram enter special contrast into vessels.
Appoint heart coronary angiography for diagnosis at suspicion of coronary heart disease, pains behind a breast, a heart attack, heart failure, stenocardia, an ischemic fluid lungs, ventricular disturbances of a rhythm, performing cardiopulmonary resuscitation, before surgical interventions at heart diseases.
Before making coronary angiography to the patient without fail appoint to take a blood test for the general analysis, establishment of its group, an exception of HIV, viruses of hepatitis B, C, to pass the electrocardiogram and an ekhokardiogramma. Besides the cardiologist collects the anamnesis, reveals associated diseases and their symptoms. If necessary to the patient before a research additional researches recommend to take place, appoint a course of tranquilizers, drugs against an allergy, analgetics.
Just before coronary angiography of heart carry out a local anesthesia then through an artery on a hip enter a catheter into a coronary artery and start up on it contrast which is carried on vessels and they become visible on the angiograph – the special equipment which allows to carry out large-format high-speed shooting and the subsequent computer processing of the received results. Having determined the amount of defeat of vessels, make to the patient the diagnosis and appoint treatment.
When carrying out coronary angiography of vessels the condition of the patient is watched by the anesthesiologist, the doctor-cardioresuscitator who in case of need will be able to give the emergency help to the patient. The risk of development of a complication when carrying out coronary angiography of heart is minimum, but nevertheless cases when during the procedure bleeding in the field of a puncture opened are known, the cordial rhythm was broken, thrombosis of a coronary artery, a heart attack, an allergy to contrast (an itch, puffiness, rash, trouble breathing, pressure decline, an acute anaphylaxis) developed.
In some cases the doctor after approval of the patient makes the decision to make coronary angiography along with holding medical procedures: stenting and balloon dilatation.
The patient after heart coronary angiography only one or two days since the procedure of a malotravmatichn is recovered.
Contraindications to coronary angiography
It is impossible to make coronary angiography without the consent of the patient, the procedure is considered small operation. Coronary angiography has no serious contraindications, but it is not recommended to carry out it to patients with high temperature, anemia, long bleedings, including in the anamnesis, at disturbances of process of coagulability of blood, at the low level of potassium.
With care appoint coronary angiography of vessels to elderly patients, at considerable fluctuations of weight, not cured renal failure, a diabetes mellitus, serious diseases of lungs.
Contraindication to coronary angiography is also existence of an allergy to a contrast agent therefore before operation it is desirable to pass an allergy test on the applied dye.
Besides it is necessary to consider that not only the allergy, but also a renal failure that is surely considered at inspection of patients with heart failure, a chronic renal failure, a heavy diabetes mellitus can be side effect of use of contrast on coronary angiography. This group of patients is recommended to prepare for the procedure in the conditions of a hospital.
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