{"id":31937,"date":"2023-01-10T12:41:09","date_gmt":"2023-01-10T11:41:09","guid":{"rendered":"https:\/\/test.nefrocenter.it\/high-blood-urea-azotemia-and-when-to-worry\/"},"modified":"2023-01-10T12:41:09","modified_gmt":"2023-01-10T11:41:09","slug":"high-blood-urea-azotemia-and-when-to-worry","status":"publish","type":"post","link":"https:\/\/test.nefrocenter.it\/en\/high-blood-urea-azotemia-and-when-to-worry\/","title":{"rendered":"High blood urea (azotemia) and when to worry"},"content":{"rendered":"<p data-start=\"470\" data-end=\"716\"><strong data-start=\"472\" data-end=\"489\">High blood urea<\/strong> (azotemia) is a key parameter for assessing the health of the kidneys and of the body. It increasingly appears in blood tests, but not everyone knows what it really means and, above all, <strong data-start=\"677\" data-end=\"715\">when it is a reason to worry<\/strong>.<\/p>\n<h2 data-section-id=\"1mlwjfi\" data-start=\"1001\" data-end=\"1022\">What is blood urea (azotemia)<\/h2>\n<p data-start=\"1024\" data-end=\"1090\">It is the value that indicates the amount of <strong data-start=\"1061\" data-end=\"1089\">urea present in the blood<\/strong>.<\/p>\n<p data-start=\"1092\" data-end=\"1202\">Urea is a waste product made by the liver during protein metabolism. Once produced:<\/p>\n<ol data-start=\"1204\" data-end=\"1288\">\n<li data-section-id=\"1v77kee\" data-start=\"1204\" data-end=\"1225\">it passes into the blood<\/li>\n<li data-section-id=\"ee38it\" data-start=\"1226\" data-end=\"1254\">it is filtered by the kidneys<\/li>\n<li data-section-id=\"o46v89\" data-start=\"1255\" data-end=\"1288\">it is eliminated in the urine<\/li>\n<\/ol>\n<p data-start=\"1290\" data-end=\"1423\">When this mechanism does not work properly, urea builds up in the blood, which is called <strong data-start=\"1390\" data-end=\"1422\">azotemia<\/strong>.<\/p>\n<h2 data-section-id=\"775san\" data-start=\"1430\" data-end=\"1472\">The difference from urea<\/h2>\n<p data-start=\"1474\" data-end=\"1518\">People often confuse urea and blood urea (azotemia).<\/p>\n<ul data-start=\"1520\" data-end=\"1619\">\n<li data-section-id=\"1wdvjc3\" data-start=\"1520\" data-end=\"1553\"><strong data-start=\"1522\" data-end=\"1530\">Urea<\/strong> \u2192 waste product<\/li>\n<li data-section-id=\"1c7od5f\" data-start=\"1554\" data-end=\"1619\"><strong data-start=\"1556\" data-end=\"1568\">Blood urea (azotemia)<\/strong> \u2192 a measure of the concentration of urea in the blood<\/li>\n<\/ul>\n<p data-start=\"1621\" data-end=\"1706\">Another related parameter is <strong data-start=\"1655\" data-end=\"1684\">BUN (blood urea nitrogen)<\/strong>, that is, urea nitrogen.<\/p>\n<h2 data-section-id=\"1gcj348\" data-start=\"1713\" data-end=\"1746\">Normal blood urea values<\/h2>\n<p data-start=\"1748\" data-end=\"1770\">Normal values are:<\/p>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"1772\" data-end=\"1889\">\n<thead data-start=\"1772\" data-end=\"1802\">\n<tr data-start=\"1772\" data-end=\"1802\">\n<th class=\"\" data-start=\"1772\" data-end=\"1784\" data-col-size=\"sm\">Parameter<\/th>\n<th class=\"\" data-start=\"1784\" data-end=\"1802\" data-col-size=\"sm\">Normal values<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"1833\" data-end=\"1889\">\n<tr data-start=\"1833\" data-end=\"1861\">\n<td data-start=\"1833\" data-end=\"1844\" data-col-size=\"sm\">Blood urea (azotemia)<\/td>\n<td data-start=\"1844\" data-end=\"1861\" data-col-size=\"sm\">22 \u2013 46 mg\/dL<\/td>\n<\/tr>\n<tr data-start=\"1862\" data-end=\"1889\">\n<td data-start=\"1862\" data-end=\"1868\" data-col-size=\"sm\">BUN<\/td>\n<td data-start=\"1868\" data-end=\"1889\" data-col-size=\"sm\">10.3 \u2013 21.4 mg\/dL<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<p data-start=\"1891\" data-end=\"1999\">Higher values may indicate a problem, but they must always be interpreted in the clinical context.<\/p>\n<h2 data-section-id=\"15lg03\" data-start=\"2208\" data-end=\"2247\">When to worry<\/h2>\n<p data-start=\"2249\" data-end=\"2304\">A high value does not always mean a serious disease.<\/p>\n<p data-start=\"2306\" data-end=\"2341\">It is advisable to be concerned when:<\/p>\n<ul data-start=\"2343\" data-end=\"2485\">\n<li data-section-id=\"oecna8\" data-start=\"2343\" data-end=\"2374\">the values are very high<\/li>\n<li data-section-id=\"se0vq0\" data-start=\"2375\" data-end=\"2399\">they persist over time<\/li>\n<li data-section-id=\"1mx395o\" data-start=\"2400\" data-end=\"2459\">they are associated with other altered parameters (creatinine)<\/li>\n<li data-section-id=\"118xvbw\" data-start=\"2460\" data-end=\"2485\">symptoms are present<\/li>\n<\/ul>\n<h2 data-section-id=\"7kjyoe\" data-start=\"2492\" data-end=\"2523\">Symptoms of high blood urea<\/h2>\n<p data-start=\"2525\" data-end=\"2585\">The problem can be asymptomatic in the early stages.<\/p>\n<p data-start=\"2587\" data-end=\"2617\">When symptoms appear:<\/p>\n<ul data-start=\"2619\" data-end=\"2782\">\n<li data-section-id=\"1kjyl07\" data-start=\"2619\" data-end=\"2647\">tiredness and exhaustion<\/li>\n<li data-section-id=\"1susts8\" data-start=\"2648\" data-end=\"2664\">swollen legs<\/li>\n<li data-section-id=\"m25wo4\" data-start=\"2665\" data-end=\"2692\">dark or foamy urine<\/li>\n<li data-section-id=\"8mix9b\" data-start=\"2693\" data-end=\"2704\">itching<\/li>\n<li data-section-id=\"1v1yftx\" data-start=\"2705\" data-end=\"2715\">nausea<\/li>\n<li data-section-id=\"8yt22g\" data-start=\"2716\" data-end=\"2739\">loss of appetite<\/li>\n<li data-section-id=\"1l93vyz\" data-start=\"2740\" data-end=\"2765\">insomnia or drowsiness<\/li>\n<li data-section-id=\"1sbbrbb\" data-start=\"2766\" data-end=\"2782\">high blood pressure<\/li>\n<\/ul>\n<p data-start=\"2784\" data-end=\"2861\">These symptoms are often linked to an <strong data-start=\"2829\" data-end=\"2860\">underlying kidney problem<\/strong><\/p>\n<h2 data-section-id=\"11ihdxg\" data-start=\"3002\" data-end=\"3031\">Causes of high blood urea<\/h2>\n<p data-start=\"3033\" data-end=\"3082\">The causes can be divided into 3 categories:<\/p>\n<h3 data-section-id=\"1p9yaz3\" data-start=\"3089\" data-end=\"3114\">1. Pre-renal causes<\/h3>\n<ul data-start=\"3116\" data-end=\"3184\">\n<li data-section-id=\"1mcyqga\" data-start=\"3116\" data-end=\"3134\">dehydration<\/li>\n<li data-section-id=\"z5d9os\" data-start=\"3135\" data-end=\"3157\">high-protein diet<\/li>\n<li data-section-id=\"vqt884\" data-start=\"3158\" data-end=\"3184\">heart failure<\/li>\n<\/ul>\n<p data-start=\"3186\" data-end=\"3231\">In these cases the problem is NOT in the kidneys.<\/p>\n<h3 data-section-id=\"q4h3hi\" data-start=\"3238\" data-end=\"3259\">2. Renal causes<\/h3>\n<ul data-start=\"3261\" data-end=\"3323\">\n<li data-section-id=\"1whbmvf\" data-start=\"3261\" data-end=\"3285\">kidney failure<\/li>\n<li data-section-id=\"pbns0h\" data-start=\"3286\" data-end=\"3300\">kidney diseases (nephropathies)<\/li>\n<li data-section-id=\"w0a6v8\" data-start=\"3301\" data-end=\"3323\">damage to the glomeruli<\/li>\n<\/ul>\n<p data-start=\"3325\" data-end=\"3373\">These are the most important causes and the ones to monitor.<\/p>\n<h3 data-section-id=\"typwvm\" data-start=\"3380\" data-end=\"3406\">3. Post-renal causes<\/h3>\n<ul data-start=\"3408\" data-end=\"3470\">\n<li data-section-id=\"wvy9wj\" data-start=\"3408\" data-end=\"3431\">urinary obstructions<\/li>\n<li data-section-id=\"1ix76dr\" data-start=\"3432\" data-end=\"3443\">stones<\/li>\n<li data-section-id=\"1rc7chg\" data-start=\"3444\" data-end=\"3470\">prostate problems<\/li>\n<\/ul>\n<h2 data-section-id=\"1f7110g\" data-start=\"3477\" data-end=\"3503\">Blood urea and creatinine<\/h2>\n<p data-start=\"3505\" data-end=\"3547\">The value should never be evaluated on its own.<\/p>\n<p data-start=\"3549\" data-end=\"3580\">It must always be considered together with:<\/p>\n<ul data-start=\"3582\" data-end=\"3620\">\n<li data-section-id=\"8vrvjc\" data-start=\"3582\" data-end=\"3596\">creatinine<\/li>\n<li data-section-id=\"16zget7\" data-start=\"3597\" data-end=\"3604\">GFR<\/li>\n<li data-section-id=\"9zy4y\" data-start=\"3605\" data-end=\"3620\">urine test<\/li>\n<\/ul>\n<p data-start=\"3622\" data-end=\"3701\">If both are high \u2192 possible kidney failure.<\/p>\n<h2 data-section-id=\"1blwdk1\" data-start=\"3708\" data-end=\"3730\">Tests to have<\/h2>\n<p data-start=\"3732\" data-end=\"3761\">For a complete evaluation:<\/p>\n<ul data-start=\"3763\" data-end=\"3842\">\n<li data-section-id=\"j3lbqi\" data-start=\"3763\" data-end=\"3782\">blood urea (azotemia)<\/li>\n<li data-section-id=\"8vrvjc\" data-start=\"3783\" data-end=\"3797\">creatinine<\/li>\n<li data-section-id=\"1d7x4ld\" data-start=\"3798\" data-end=\"3813\">electrolytes<\/li>\n<li data-section-id=\"9zy4y\" data-start=\"3814\" data-end=\"3829\">urine test<\/li>\n<li data-section-id=\"1ok22vn\" data-start=\"3830\" data-end=\"3842\">complete blood count<\/li>\n<\/ul>\n<p data-start=\"3844\" data-end=\"3932\">At NefroCenter centers, all the tests can be done with a high level of accuracy.<\/p>\n<h2 data-section-id=\"1xsj1u8\" data-start=\"3939\" data-end=\"3974\">Recommended tests<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"3976\" data-end=\"4170\">\n<thead data-start=\"3976\" data-end=\"3996\">\n<tr data-start=\"3976\" data-end=\"3996\">\n<th class=\"\" data-start=\"3976\" data-end=\"3984\" data-col-size=\"sm\">Test<\/th>\n<th class=\"\" data-start=\"3984\" data-end=\"3996\" data-col-size=\"sm\">Function<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4017\" data-end=\"4170\">\n<tr data-start=\"4017\" data-end=\"4043\">\n<td data-start=\"4017\" data-end=\"4028\" data-col-size=\"sm\">Blood urea (azotemia)<\/td>\n<td data-start=\"4028\" data-end=\"4043\" data-col-size=\"sm\">measures urea<\/td>\n<\/tr>\n<tr data-start=\"4044\" data-end=\"4076\">\n<td data-start=\"4044\" data-end=\"4057\" data-col-size=\"sm\">Creatinine<\/td>\n<td data-start=\"4057\" data-end=\"4076\" data-col-size=\"sm\">kidney function<\/td>\n<\/tr>\n<tr data-start=\"4077\" data-end=\"4106\">\n<td data-start=\"4077\" data-end=\"4091\" data-col-size=\"sm\">Urine test<\/td>\n<td data-start=\"4091\" data-end=\"4106\" data-col-size=\"sm\">filtration<\/td>\n<\/tr>\n<tr data-start=\"4107\" data-end=\"4140\">\n<td data-start=\"4107\" data-end=\"4121\" data-col-size=\"sm\">Electrolytes<\/td>\n<td data-start=\"4121\" data-end=\"4140\" data-col-size=\"sm\">salt balance<\/td>\n<\/tr>\n<tr data-start=\"4141\" data-end=\"4170\">\n<td data-start=\"4141\" data-end=\"4152\" data-col-size=\"sm\">Complete blood count<\/td>\n<td data-start=\"4152\" data-end=\"4170\" data-col-size=\"sm\">general condition<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 data-section-id=\"qdhys8\" data-start=\"4177\" data-end=\"4211\">High blood urea and diet<\/h2>\n<p data-start=\"4213\" data-end=\"4257\">Diet plays a key role.<\/p>\n<p data-start=\"4259\" data-end=\"4300\">Goal: reduce the load on the kidneys.<\/p>\n<h2 data-section-id=\"edvl23\" data-start=\"4307\" data-end=\"4343\">What to eat with high blood urea<\/h2>\n<p data-start=\"4345\" data-end=\"4366\">Recommended foods:<\/p>\n<ul data-start=\"4368\" data-end=\"4472\">\n<li data-section-id=\"3jg6w4\" data-start=\"4368\" data-end=\"4394\">leafy green vegetables<\/li>\n<li data-section-id=\"1f2mesy\" data-start=\"4395\" data-end=\"4407\">artichokes<\/li>\n<li data-section-id=\"xav8rv\" data-start=\"4408\" data-end=\"4420\">cucumbers<\/li>\n<li data-section-id=\"vfhpbq\" data-start=\"4421\" data-end=\"4433\">asparagus<\/li>\n<li data-section-id=\"mcrjsv\" data-start=\"4434\" data-end=\"4453\">berries<\/li>\n<li data-section-id=\"154vkw9\" data-start=\"4454\" data-end=\"4462\">apples<\/li>\n<li data-section-id=\"wd7sy0\" data-start=\"4463\" data-end=\"4472\">fish<\/li>\n<\/ul>\n<p data-start=\"4474\" data-end=\"4550\">Drink at least 1.5 \u2013 2 liters of water a day (unless otherwise directed by your doctor).<\/p>\n<h2 data-section-id=\"1sojci7\" data-start=\"4557\" data-end=\"4590\">Table of recommended foods<\/h2>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"4592\" data-end=\"4743\">\n<thead data-start=\"4592\" data-end=\"4616\">\n<tr data-start=\"4592\" data-end=\"4616\">\n<th class=\"\" data-start=\"4592\" data-end=\"4603\" data-col-size=\"sm\">Food<\/th>\n<th class=\"\" data-start=\"4603\" data-end=\"4616\" data-col-size=\"sm\">Benefit<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"4640\" data-end=\"4743\">\n<tr data-start=\"4640\" data-end=\"4664\">\n<td data-start=\"4640\" data-end=\"4650\" data-col-size=\"sm\">Vegetables<\/td>\n<td data-start=\"4650\" data-end=\"4664\" data-col-size=\"sm\">cleansing<\/td>\n<\/tr>\n<tr data-start=\"4665\" data-end=\"4691\">\n<td data-start=\"4665\" data-end=\"4674\" data-col-size=\"sm\">Fruit<\/td>\n<td data-start=\"4674\" data-end=\"4691\" data-col-size=\"sm\">antioxidants<\/td>\n<\/tr>\n<tr data-start=\"4692\" data-end=\"4711\">\n<td data-start=\"4692\" data-end=\"4700\" data-col-size=\"sm\">Fish<\/td>\n<td data-start=\"4700\" data-end=\"4711\" data-col-size=\"sm\">omega-3<\/td>\n<\/tr>\n<tr data-start=\"4712\" data-end=\"4743\">\n<td data-start=\"4712\" data-end=\"4723\" data-col-size=\"sm\">Extra virgin olive oil<\/td>\n<td data-start=\"4723\" data-end=\"4743\" data-col-size=\"sm\">anti-inflammatory<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 data-section-id=\"1mzz1oj\" data-start=\"4750\" data-end=\"4767\">What to avoid<\/h2>\n<ul data-start=\"4769\" data-end=\"4849\">\n<li data-section-id=\"1yjkpd3\" data-start=\"4769\" data-end=\"4795\">excess red meat<\/li>\n<li data-section-id=\"wjzkap\" data-start=\"4796\" data-end=\"4809\">cured meats<\/li>\n<li data-section-id=\"1k1bmpz\" data-start=\"4810\" data-end=\"4830\">processed foods<\/li>\n<li data-section-id=\"1lyf8er\" data-start=\"4831\" data-end=\"4839\">salt<\/li>\n<li data-section-id=\"lkzhwl\" data-start=\"4840\" data-end=\"4849\">alcohol<\/li>\n<\/ul>\n<h2 data-section-id=\"1fp56nv\" data-start=\"4952\" data-end=\"4993\">High blood urea and kidney failure<\/h2>\n<p data-start=\"4995\" data-end=\"5063\">The values are often linked to <strong data-start=\"5035\" data-end=\"5062\">chronic kidney disease<\/strong>.<\/p>\n<h3 data-section-id=\"1ui3fx1\" data-start=\"5065\" data-end=\"5096\">Stages of kidney disease<\/h3>\n<div class=\"TyagGW_tableContainer\">\n<div class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\">\n<table class=\"w-fit min-w-(--thread-content-width)\" data-start=\"5098\" data-end=\"5243\">\n<thead data-start=\"5098\" data-end=\"5121\">\n<tr data-start=\"5098\" data-end=\"5121\">\n<th class=\"\" data-start=\"5098\" data-end=\"5107\" data-col-size=\"sm\">Stage<\/th>\n<th class=\"\" data-start=\"5107\" data-end=\"5121\" data-col-size=\"sm\">Condition<\/th>\n<\/tr>\n<\/thead>\n<tbody data-start=\"5144\" data-end=\"5243\">\n<tr data-start=\"5144\" data-end=\"5166\">\n<td data-start=\"5144\" data-end=\"5148\" data-col-size=\"sm\">1<\/td>\n<td data-col-size=\"sm\" data-start=\"5148\" data-end=\"5166\">initial damage<\/td>\n<\/tr>\n<tr data-start=\"5167\" data-end=\"5180\">\n<td data-start=\"5167\" data-end=\"5171\" data-col-size=\"sm\">2<\/td>\n<td data-start=\"5171\" data-end=\"5180\" data-col-size=\"sm\">mild<\/td>\n<\/tr>\n<tr data-start=\"5181\" data-end=\"5197\">\n<td data-start=\"5181\" data-end=\"5185\" data-col-size=\"sm\">3<\/td>\n<td data-start=\"5185\" data-end=\"5197\" data-col-size=\"sm\">moderate<\/td>\n<\/tr>\n<tr data-start=\"5198\" data-end=\"5211\">\n<td data-start=\"5198\" data-end=\"5202\" data-col-size=\"sm\">4<\/td>\n<td data-start=\"5202\" data-end=\"5211\" data-col-size=\"sm\">severe<\/td>\n<\/tr>\n<tr data-start=\"5212\" data-end=\"5243\">\n<td data-start=\"5212\" data-end=\"5216\" data-col-size=\"sm\">5<\/td>\n<td data-start=\"5216\" data-end=\"5243\" data-col-size=\"sm\">end-stage failure<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<\/div>\n<h2 data-section-id=\"18cbs0j\" data-start=\"5250\" data-end=\"5284\">When dialysis is needed<\/h2>\n<p data-start=\"5286\" data-end=\"5329\">Dialysis is needed in <strong data-start=\"5316\" data-end=\"5328\">stage 5<\/strong>.<\/p>\n<p data-start=\"5331\" data-end=\"5342\">It is used to:<\/p>\n<ul data-start=\"5344\" data-end=\"5410\">\n<li data-section-id=\"ckn5h1\" data-start=\"5344\" data-end=\"5366\">filter the blood<\/li>\n<li data-section-id=\"xy482q\" data-start=\"5367\" data-end=\"5387\">remove urea<\/li>\n<li data-section-id=\"wex0s2\" data-start=\"5388\" data-end=\"5410\">lower blood urea<\/li>\n<\/ul>\n<h2 data-section-id=\"eff1gf\" data-start=\"5509\" data-end=\"5545\">The role of NefroCenter centers<\/h2>\n<p data-start=\"5547\" data-end=\"5575\">The NefroCenter Group offers:<\/p>\n<ul data-start=\"5577\" data-end=\"5661\">\n<li data-section-id=\"1m3prat\" data-start=\"5577\" data-end=\"5597\">early diagnosis<\/li>\n<li data-section-id=\"mbfpz9\" data-start=\"5598\" data-end=\"5616\">advanced tests<\/li>\n<li data-section-id=\"1ux8ct8\" data-start=\"5617\" data-end=\"5635\">dialysis centers<\/li>\n<li data-section-id=\"1aphwiw\" data-start=\"5636\" data-end=\"5661\">continuous monitoring<\/li>\n<\/ul>\n<p data-start=\"5663\" data-end=\"5711\">Learn more:<br data-start=\"5680\" data-end=\"5683\" \/><a class=\"decorated-link\" href=\"https:\/\/www.nefrocenter.it\" target=\"_new\" rel=\"noopener\" data-start=\"5683\" data-end=\"5709\">https:\/\/www.nefrocenter.it<\/a><\/p>\n<h2 data-section-id=\"1edxypm\" data-start=\"5718\" data-end=\"5758\">When to see a specialist<\/h2>\n<p data-start=\"5760\" data-end=\"5803\">It is essential to see a doctor when:<\/p>\n<ul data-start=\"5805\" data-end=\"5890\">\n<li data-section-id=\"135wunk\" data-start=\"5805\" data-end=\"5834\">persistently high blood urea<\/li>\n<li data-section-id=\"qu3vfv\" data-start=\"5835\" data-end=\"5855\">obvious symptoms<\/li>\n<li data-section-id=\"z8nkvo\" data-start=\"5856\" data-end=\"5890\">presence of chronic conditions<\/li>\n<\/ul>\n<h2 data-section-id=\"1mqsvbj\" data-start=\"5897\" data-end=\"5913\">A sign, not a disease<\/h2>\n<p data-start=\"5915\" data-end=\"5969\">It is not a disease, but a sign.<\/p>\n<p data-start=\"5971\" data-end=\"5987\">It may indicate:<\/p>\n<ul data-start=\"5989\" data-end=\"6047\">\n<li data-section-id=\"1mcyqga\" data-start=\"5989\" data-end=\"6007\">dehydration<\/li>\n<li data-section-id=\"1aqvzji\" data-start=\"6008\" data-end=\"6027\">an incorrect diet<\/li>\n<li data-section-id=\"k0chqr\" data-start=\"6028\" data-end=\"6047\">a kidney problem<\/li>\n<\/ul>\n<p data-start=\"6049\" data-end=\"6075\">For this reason it is essential to:<\/p>\n<ul data-start=\"6077\" data-end=\"6155\">\n<li data-section-id=\"1ujstmi\" data-start=\"6077\" data-end=\"6095\">have regular checkups<\/li>\n<li data-section-id=\"19sutbx\" data-start=\"6096\" data-end=\"6126\">follow a proper diet<\/li>\n<li data-section-id=\"1m79x6z\" data-start=\"6127\" data-end=\"6155\">see specialists<\/li>\n<\/ul>\n<h2 data-section-id=\"g04e0a\" data-start=\"6162\" data-end=\"6174\">FAQ<\/h2>\n<h3 data-section-id=\"n6p939\" data-start=\"6176\" data-end=\"6203\">What is it<\/h3>\n<p data-start=\"6204\" data-end=\"6237\">It is an increase in urea in the blood.<\/p>\n<h3 data-section-id=\"1r8r1lu\" data-start=\"6239\" data-end=\"6264\">When to worry<\/h3>\n<p data-start=\"6265\" data-end=\"6308\">When it is persistent or associated with symptoms.<\/p>\n<h3 data-section-id=\"v9r3sy\" data-start=\"6310\" data-end=\"6329\">What to eat<\/h3>\n<p data-start=\"6330\" data-end=\"6370\">Vegetables, fruit, fish and low-protein foods.<\/p>\n<h3 data-section-id=\"a5qggc\" data-start=\"6372\" data-end=\"6407\">Does dialysis lower blood urea<\/h3>\n<p data-start=\"6408\" data-end=\"6430\">Yes, in advanced cases.<\/p>\n<p data-start=\"6460\" data-end=\"6555\">\n","protected":false},"excerpt":{"rendered":"<p>High blood urea (azotemia) is a key parameter for assessing the health of the kidneys and of the body. It increasingly appears in blood tests, but not everyone knows what it really means and, above all, when it is a reason to worry. What is blood urea (azotemia) It is the value that indicates the [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":17988,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1401],"tags":[],"area_medica":[1358,1373],"voce_indice":[],"class_list":["post-31937","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-hematology","area_medica-laboratory-services","area_medica-nephrology"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.3.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>High blood urea (azotemia) and when to worry - Gruppo NefroCenter<\/title>\n<meta name=\"description\" content=\"High blood urea (azotemia): what it is, values, symptoms, diet and when to worry based on symptoms. 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