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hemodialysis, and how to resolve them.",{"id":215,"name":216},1,"Course previews",[218,228,233,238,246],{"type":219,"data":220},"video",{"readDurationInSeconds":221,"video":222},330,{"platform":223,"name":212,"url":224,"size":225},"YouTube","https:\u002F\u002Fwww.youtube.com\u002Fwatch?v=b2Jm_ZYsFRU",{"width":226,"height":227},200,113,{"type":229,"data":230},"free_text",{"readDurationInSeconds":231,"text":232},10.4,"\u003Cp>Complications related to vascular access sites decrease the efficiency of hemodialysis and can even interrupt it altogether. In this video, from our \u003Cstrong>\u003Ca href=\"https:\u002F\u002Fwww.medmastery.com\u002Fcourse\u002Fdialysis-essentials\">Dialysis Essentials\u003C\u002Fa>\u003C\u002Fstrong> course, we'll explore some of the common, non-infectious vascular access complications that are associated with hemodialysis, and how to resolve them.\u003C\u002Fp>",{"type":229,"data":234},{"readDurationInSeconds":235,"title":236,"text":237},16.8,"Join our Dialysis Essentials course now!","\u003Cp>Understanding dialysis doesn't need to be difficult. This course will take you from being a dialysis novice to a dialysis master in no time! In our \u003Cstrong>\u003Ca href=\"https:\u002F\u002Fwww.medmastery.com\u002Fcourse\u002Fdialysis-essentials\">Dialysis Essentials\u003C\u002Fa>\u003C\u002Fstrong> course, you’ll learn about the different dialysis modalities, the components of a dialysis prescription, the common complications, and how to resolve them. Whether you want to become a dialysis expert, or simply be able to speak confidently to a nephrologist about patient treatment, this course is for you.\u003C\u002Fp>",{"type":239,"data":240},"cta",{"readDurationInSeconds":241,"text":242,"buttonText":243,"buttonUrl":244,"teachIllustration":245},3.466666666666667,"Start the first chapter of our Dialysis Essentials course for free","Start chapter 1 now","https:\u002F\u002Fwww.medmastery.com\u002Fuser\u002Fregister?target=%2Fcourses%2Fdialysis-essentials","https:\u002F\u002Fmedmastery-backend-prod-kjbeds.s3.eu-west-1.amazonaws.com\u002Fmedia\u002Fimages\u002F99f55eba-f67e-41c3-b22f-403d60cdf49e",{"type":229,"data":247},{"readDurationInSeconds":248,"title":249,"text":250},162.13333333333333,"Video transcript","\u003Cp>All vascular access types suffer wear and tear from use complications related to vascular access sites, decrease the efficiency of hemodialysis, and can even interrupt it all together. In this lesson, we'll explore some of the common non infectious vascular access complications associated with haemodialysis. Let's start with failure of the fistula to mature.\u003C\u002Fp>\u003Cp>Vishal is have a greater longevity, lower ongoing cost and reduce risk of mechanical complications compared to graphs. However, fistulas must mature, meaning that the vein must dilate before this type of access can be used. Official that has poor flow at the first post operative visit, usually one to two weeks after creation needs a careful assessment by imaging to diagnose the problem.\u003C\u002Fp>\u003Cp>Revision of the access site might be required. complications can also arise from problems With the blood flowing into the access the inflow, or with the blood flowing back to the heart, the outflow, stenosis might become apparent at places where the patient had previous VENA punctures. The presence of poor pulse augmentation within the access can indicate an inflow problem.\u003C\u002Fp>\u003Cp>Outflow problems might be evidenced by extremity edema indicating central vein obstruction fischel, hyper pulsatility and lack official a collapse when raising the extremity. While on dialysis abnormalities and direct flow measurements or inflow outflow pressures may signal a problem. If there are multiple collateral branches in a vein, draining the fistula, then these branches siphon off the increased venous flow, thereby lessening the fistula pressure that induces maturation treatment would be ligation of collateral branches.\u003C\u002Fp>\u003Cp>Patients are sometimes sent to the emergency department from the dialysis center with persistent or delayed access cycles. Eating. This usually occurs due to the needle punctures during hemodialysis that can result from skin erosion overlying the access. In that case, you need to consider an access infection. If limited to a needle puncture direct pressure over the site will usually stop the bleeding.\u003C\u002Fp>\u003Cp>If the bleeding cannot be stopped, a suture may be sufficient, but the underlying cause for the prolonged bleeding should be investigated. Usually in access has low resistant venous outflow, but this may be altered by outflow stenosis or obstruction. Elevated outflow venous pressures would predispose to access site bleeding by causing increased back pressure.\u003C\u002Fp>\u003Cp>Outflow stenosis can also lead to re circulation or cleaning the same blood over and over instead of efficiently cleaning all the blood. This is indicated by the presence of hyperkalemia or poor dialysis adequacy measures. Official agreement is an X ray procedure to look at the blood flow Check for blood clots or other blockages in the fistula. Contrast dye is used so the blood flow can be seen on X ray.\u003C\u002Fp>\u003Cp>Official a gram can be diagnostic and therapeutic since you can perform angioplasty stent placement or thrown back to me during the procedure. Once the cause for the access dysfunction is diagnosed. thrombosis of the fistula can occur soon after its construction, or as a late complication. Patients should be taught to monitor their fistula daily.\u003C\u002Fp>\u003Cp>The diagnosis is made by the loss of a palpable poults thrill brewery indoor aspiration of a clot when the site is punctured. Early thrombosis usually occurs from technical factors, and almost always require surgical revision, but can also be caused by inadvertent compression such as during sleep. For grafts the entire access should be thoroughly evaluated by imaging.\u003C\u002Fp>\u003Cp>Poor flow, such as caused by stenosis usually proceeds late thrombosis by hypotension or hypercoagulability may also precipitate thrombosis. It is important to recognize a thrombosed access quickly, so the patient can be seen and treated. Treatment for thrombosed fistulas and graphs typically involves either surgical thrombectomy or balloon angioplasty.\u003C\u002Fp>\u003Cp>It should be performed urgently to avoid the need for temporary access with a catheter. The incidence of hematomas and dialysis patients can be up to 0.2 per patient year. In a newly mature dialysis access, posterior wall punctures might occur leading to hematomas. Bleeding will usually stop with pressure and the extravasated blood will diffuse into local tissue planes.\u003C\u002Fp>\u003Cp>These are usually reabsorbed and can be observed until they have resolved. Some units have instructions for patients to ice the hematoma for 10 minutes every hour while awake until the next session. 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He is an internist with a specialization in cardiology and a master’s in public health from Johns Hopkins University.",{"name":301},"Internist",4,"\u002Fmagazine\u002Fstarting-statins-first-line-therapy",238,{"created":306,"updated":307,"published":308},1778960150,1778962081,1778961827,{"id":310,"title":311,"text":312,"image":313,"author":319,"path":321,"readDuration":322,"readDurationFormatted":323,"internal":324},1350,"How to recognize INOCA (ANOCA) on an exercise stress test ","Angina, abnormal stress test, clean coronaries—that's INOCA (or ANOCA), and it carries real risk. Learn to recognize and report it with exercise stress ECG.",{"alt":314,"title":288,"size":315,"location":317},"Illustration of the heart's coronary vasculature showing large coronary arteries and the extensive network of smaller vessels affected in INOCA (ischemia with nonobstructive coronary arteries).",{"width":316,"height":316},1200,{"bucket":292,"key":318},"\u002F2026-05\u002FC17(1)_magazine image_0.png",{"id":295,"title":296,"relativeURL":297,"image":298,"professionLong":299,"profession":320,"weight":302},{"name":301},"\u002Fmagazine\u002Fexercise-stress-ecg-inoca",141,"3m",{"created":325,"updated":326,"published":327},1778115738,1778799792,1778118255,{"id":329,"title":330,"text":331,"image":332,"author":338,"path":340,"readDuration":341,"readDurationFormatted":342,"internal":343},1348,"Hyperlipidemia screening: who, when, & what to measure","Testing for hyperlipidemia can help you mitigate your patients' cardiovascular risk. 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