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Acute arterial thrombosis and embolies
The cathedra of the faculty and hospital surgery of the treatment faculty of the Tashkent medical academy
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Acute arterial impassability –
It is gathering notion, joining the diseases, that Manifests with the ischemic syndrome with the sudden stop or significant Deterioration of the arterial flow and creates the potential threat to its vitality
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Acute arterial impassability
TRAUMA EMBOLY THROMBOSIS SPASM Acute arterial impassability
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Emboly – this therm was introduced by
R.Virchov to note the situation when the Thrombus is taken off from his formation Place, passes by the vessel riverbed with The blood flow and following closing of the artery
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Ischemic disease of heart
Cardiac rasons Ischemic disease of heart Rheumatic mitral vice Septic endocarditis
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Extracardiac reasons Ulcerous atheromatosis
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Left half of the heart Near wall thrombus Tumors Vegetations at valve БАКТЕРИАЛЬНЫЙ ЭНДОКАРДИТ Alien objects
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Atherosclerotis cardiopathy
Acute infarct Cardiosclerosis Emboly Defeat of the rithm Near wall thrombus
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Emboly Near wall thrombus Ischemic disease of the heart Acute infarct
Acute aneurism of the left ventricule Near wall thrombus Emboly
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Mitral stenosis
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Tumors of the heart MYXOMA Myxoma consist 30-50% of all primary tumors
In 86% cases myxoma is situated in the left atrium, in 90% - singular. Embolic syndrome - 35% of ases. Organs – dartboards for the tumor emboly – brain vessels, heart, kidneys, lower extremities, and the right part of the heart complicates with the emboly of the pulmonary artery.
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MYXOMA Tumors of the heart
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Mechanism of the fragmentation of the intracardiac thrombus
Twinkle arithmy Normal rithm
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Reasons of the mobilization of the thrombus.
Increasing by the strength of the heart construction Swing of the pressure in the cavities of the heart and aorta Autolysis of the thrombotic mass Hypercoagulation of blood
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Meteorological tolerant
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Aorta Aneurism Alien objects Sclerotic atheries Trauma with the
following thrombosis
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Extracardiac embologeneous diseases
Aneurism of aorta and its branches
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Ulcerous atheromatosis
Thrombus Athery
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78,01% 21,99% Localization of the acute embolic complications
Emboly of the arteries of the lower extremities and aorta’s bifurcation 78,01% Emboly of the arteries Of the upper extremities 21,99%
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Femoral artery 40,03% Iliac artery 21,28% Brachial artery 13,23%
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Blood fullness of the extremity Line speed of blood flow Volume blood flow of the defeated extremity Perfusion pressure
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Pain in the defeated extremity
At the embolies the pain is sharp
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The rule of 5 «Р»: Pain Рallor Рulselessness Рaresthesia Рaralisis
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I A I B I I A I I B III A III B III C
IE (ischemia of effort) Absence of the signs of the ischemia in the calm and appearance of them at the effort Numbness Coldness Paresthesia I A I B Pain I I A Paresis Plegia I I B Subfuscial hypostasis of the muscles III A Partial contracture III B III C Total ontracture
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Reducing of the skin temperature
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Defeats of the sensitivity
If painful and tactile sensitivity are saved, the blood circulation is enough for the vitality of the extemity.
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Subfascial hypostasis
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Levels of definition of the pulsation of the arteries of the lower and upper extremities
A. AXILLARIS A. BRACHIALIS A. BRACHIALIS (bifurcation) A. RADIALIS A. FEMORALIS A. POPLITEA A. TIBIALIS POSTERIOR A. DORSALIS PEDIS
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Important moments at the definition of the pulsation of the main arteries
1 – define the pulsation at all points 2 – compare the fullness and effort in the symmetric points of the collateral extremities
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ПЕРЕДАТОЧНАЯ ПУЛЬСАЦИЯ
3 – separate the true pulsation from the transmition ПЕРЕДАТОЧНАЯ ПУЛЬСАЦИЯ ИСТИННАЯ ПУЛЬСАЦИЯ
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4 – at the palpation of the superficial arteries the embol
is frequently palpated ЭМБОЛ
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Place of embol’s localization
5 – at the spasm or ascending thrombosis the pulsation more proximal than embol isn’t defined Place of the absence of the pulsation ЭМБОЛ Place of embol’s localization
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6 – may define the pulsation lower than the level of occlusion
ЭМБОЛ Localization of the occlusion Presence of the pulsation
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ЭМБОЛ 7 – at the disappearance of the arterial spasm the embol may migrate
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there are cases, when the diagnosis may be stated with 100% accuracy:
If: - AIE occur suddenly at the young man to 40 years - without atherosclerosis - with evident rheumatic vice of the heart - with twinkle arithmy Diagnosis of emboly isn’t doubtful.
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It is necessary to think about the acute thrombosis
If: - AIE occur slowly - the patient is elder age - suffering with the lamenss - without evident disease of the heart - without twinkle ariithmy It is necessary to think about the acute thrombosis
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Differential diagnostic of the AAI is carried out with:
- Acute stratification of the aorta Acute venous thrombosis Chronic critic ischemia Obliterating endarteriitis Acute transversal myelitis Lumbar-sacral radiculitis
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general symptoms of the AAI and acute stratification of the aorta:
-pain in the extremity -defeat of the sensitivity -absence of the pulsation -pallor of the skin -coldness
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Different signs of the AAI and acute stratification of the aorta
Acute arterial impassability Acute stratification of the aorta Pain Very intensive Sudden sharp pain Localization of the pain In the extremities In the back with the irradiation to the extremities Defeat of sensitivity At the kevel of coldness Upper the level of coldness Ischemia of the extremity Sharp Not so sharp Movements of the extremity defeated saved Skin Pallor with the marble picture pallor
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general signs of the AAI and acute venous thrombosis:
-pain in the extremities -hypostasis of the extremity -numbness -defeat of the sensitivity
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Different signs of the AAI and acute venous thrombosis
Acute arterial impassability Acute venous thrombosis Age Elderly Young more often Main diseases Cardiosclerosis, mitral stenosis, twinkle arithmy Birth, tumors of the pelvis, innate anomalies of vessels Prodromal signs Pain behind the sternum, defeat of the heart rithm Lumbalr pain, cough, bleeding Beginning of the disease Always sharp Slowly Pain in the extremities Often sharp Extending character Hypostasis of the extremity Subfascial, limited only with shank, only at the III degree of acute ischemia Total in all cases
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Acute arterial impassibility Acute venous thrombosis Color of the skin
More frequently pallor with the blue tone, sometimes marble picture Blue, the picture of subcutaneus veins is increased Temperature of the skin Hypothermia Hyperthermia Sensitivity Hypoesthesia or anesthesia Frequently not defeated (excluding the cases of “venous gangrene”) Pain in the shank At the ischemia III degree At the most of the cases Active movements of the extremity Defeated, beginning from the II А degree Limited at the large hypostasis Pulsation of the arteries It is torn off more distal than occlusion, upper is increased Defined at the all duration of the extremity, at the large hypostasis is reduced
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General symptoms of the AAI and acute transversal myelitis
-sharp begining -pain in the extremity -paresis -plegia -paresthesia
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Different signs of the AAI and acute transversal myelitis
Acute arterial impassibility Acute transversal myelitis Anamnesis Disease of the heart-vessel system Inflammatory diseases of nerve system Currency Paresis, plegias При ишемии II А,Б В теч.1-2ч вялая паралич н/к Increasing of the temperature of the body Seldom - subfebrilitet To С With fever and weakness Reflexes Save Absence of the reflexes Pulsation More distal than occlusion Saved
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general symptoms at the AAI and lumbar-sacral radiculitis:
-pain in the extremity -defeat of the sensitivity -paresthesia -defeat of movement of the extremities
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45% 55% 3 Gangrene Not liquidated occlusion not
Obligatory induct the loss of the extremity 3 Chronic arterial impassability Gangrene 45% 55%
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Tactic at the emboly Urgent operation IE II A I I B – III B
Embolectomy May be carried out after 24 hours II A Reconstructibe operation I I B – III B + fasciotomy IIII A – IIII B Urgent operation IIII C Primary amputation
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Tactic at the thrombosis
IE Thrombectomy May be carried out after 7 days II A Reconstructive operation May be carried out after 48 hours II B III А May be carried out after 24 hours III B + fasciotomy IIII A – IIII B Urgent operation Primary amputation IIII C
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Indications to the conservative treatment
COMMON STATE OF THE PATIENT AT THE LIGHT DEGREES OF THE ACUTE ISCHEMIA (ISCHEMIA OF EFFORT AND ISCHEMIA I-А DEGREE) AND ABSENCE OF ITS PROGRESSING AT THE ALL CASES OF DELAYS OF THE OPERATIONS AS A PREOPERATIVE PREPARATION
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pain LIQUIDATION OF THE PAIN 1—2 ml 2% solution of promedol or morphin
Liquidation of angiospasm 4 ml 1 % solution of no-spa Or 2 ml 2% solution of papaverin thrombus Prevention of the development of lasting thrombosis 15000 – UN of heparin.
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Prevention of increasing
Metabolism in the ischemic zone Function of the internal organs Blood circulation in The ischemic zone improvement Conservative therapy Thrombus Prevention of increasing and spreading Lysis
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Reconstruction of the peripheral blood circulation and microcirculation
Enter of the toxic materials into the general blood flow Development of the subfascial hypostasis Deterioration of the ischemia and necrosis of the tissues Intoxication and ARI
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Fasciotomy of the shank
Indications: Ischemia 3а degree. Ischemia 3b degree.
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Venous blood evacuation
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Regional perfusion of the extremity
АИК Perfusate: NaCl 600,0ml Papaverin 2%, 10 ml. Novocain 0,25% 200ml Streptasa 1mln Heparin 10hund.
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Haemosorbtion
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plasmafaresis Defogging of the blood from the toxic materials
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Специальные раздвижные герметичные двери,
Absolute contraindications to the reconstructive surgical treatment Специальные раздвижные герметичные двери, модульные стеновые панели для чистых комнат, герметичные потолки, антистатические покрытия для пола, системы чистого воздуха - всё это гарантирует наилучший гарантированный результат Agony state of the patients Total ischeemic contracture of the extremities (I 3B degree) Extremely heavy state of the patients at the light degrees of the ischemia (II-I1B)
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Operative access Introducing of the Fogarty’s catheter into the practice allows effectively delete embols and lasting thrombus through the superficial arteries.
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Amputation of the extremity is indicated:
At the 3 c stage of the acute ischemia and presence of the gangrene the primary amputation of the extremity is shown at the unsuccessful trying of reconstruction of the main blood flow
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Drills for the rotator atherectomy are covered with the diamonds
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Сравнение роторной атерэктомии с обычной ангиопластикой в лечении бифуркационного стеноза
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