{"id":32156,"date":"2026-04-27T18:42:34","date_gmt":"2026-04-27T16:42:34","guid":{"rendered":"https:\/\/test.nefrocenter.it\/high-blood-pressure-and-the-kidneys-the-risks-of-hypertension\/"},"modified":"2026-04-27T18:42:34","modified_gmt":"2026-04-27T16:42:34","slug":"high-blood-pressure-and-the-kidneys-the-risks-of-hypertension","status":"publish","type":"post","link":"https:\/\/test.nefrocenter.it\/en\/high-blood-pressure-and-the-kidneys-the-risks-of-hypertension\/","title":{"rendered":"High blood pressure and the kidneys: the risks of hypertension"},"content":{"rendered":"

High blood pressure and the kidneys: how untreated hypertension leads to chronic kidney disease<\/h2>\n

High blood pressure and the kidneys. High blood pressure is one of the most common conditions in the adult population. It is often seen as a “silent” problem, because in the early stages it does not cause obvious symptoms. For this very reason, it tends to be underestimated.<\/p>\n

Over time, however, uncontrolled hypertension can have profound effects on several organs, including the kidneys. Understanding the link between high blood pressure and kidney function means taking a concrete step toward preventing chronic kidney disease, a condition that can compromise quality of life and require complex treatments in the advanced stages.<\/p>\n

The role of the kidneys in controlling blood pressure<\/h2>\n

The kidneys are not just blood filters. They are essential organs for maintaining the body’s internal balance.<\/p>\n

How the kidneys regulate blood pressure<\/h3>\n

By managing fluids and minerals, the kidneys help keep blood pressure stable. They also produce hormones that regulate the tone of the blood vessels.<\/p>\n

When this function is disrupted, a vicious circle can set in: blood pressure rises and, at the same time, kidney damage progresses.<\/p>\n

Arterial hypertension: a condition that is often silent<\/h2>\n

High blood pressure is diagnosed when values stay above the limits considered normal.<\/p>\n

Why it often causes no symptoms<\/h3>\n

Many people live with hypertension without realizing it. Symptoms, when present, can be nonspecific: headache, fatigue, difficulty concentrating.<\/p>\n

This lack of obvious signs makes regular blood pressure checks<\/a>essential.<\/p>\n

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High blood pressure and the kidneys: how the damage develops<\/h2>\n

Kidney damage from hypertension is a progressive process.<\/p>\n

Changes in the kidney blood vessels<\/h3>\n

High pressure puts continuous stress on the small vessels of the kidneys, called glomeruli. Over time, these vessels thicken and lose elasticity.<\/p>\n

Reduced filtering capacity<\/h3>\n

When the glomeruli are damaged, the kidneys’ ability to filter the blood decreases. Metabolic waste products start to build up and the body loses its balance.<\/p>\n

Progression to kidney failure<\/h3>\n

If hypertension is not treated, the damage can progress to chronic kidney disease<\/a>, an irreversible condition that requires continuous monitoring and, in the most advanced cases, kidney replacement therapy.<\/p>\n

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Chronic kidney disease: what happens over time<\/h2>\n

Chronic kidney disease does not develop suddenly. It is a gradual process, divided into stages.<\/p>\n

The 5 stages of kidney disease<\/h3>\n

The reference measure is the glomerular filtration rate (GFR), which measures the kidneys’ ability to filter the blood.<\/p>\n