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The Global Insight

What is a glomerulonephritis

Author

Ava Hudson

Updated on April 16, 2026

Glomerulonephritis is inflammation and damage to the filtering part of the kidneys (glomerulus). It can come on quickly or over a longer period of time. Toxins, metabolic wastes and excess fluid are not properly filtered into the urine. Instead, they build up in the body causing swelling and fatigue.

What is meant by glomerulonephritis?

Listen to pronunciation. (gloh-MAYR-yoo-loh-neh-FRY-tis) A condition in which the tissues in the kidney become inflamed and have problems filtering waste from the blood. Glomerulonephritis may be caused by infection, inflammatory conditions (such as lupus), certain genetic conditions, and other diseases or conditions.

What is the treatment for glomerulonephritis?

For acute glomerulonephritis and acute kidney failure, dialysis can help remove excess fluid and control high blood pressure. The only long-term therapies for end-stage kidney disease are kidney dialysis and kidney transplant.

Can you recover from glomerulonephritis?

Children who develop acute glomerulonephritis after a bacterial infection often recover completely. But others—especially those with chronic glomerulonephritis caused by an autoimmune condition—may need ongoing treatment and support.

What are the signs and symptoms of glomerulonephritis?

  • Pink or cola-colored urine from red blood cells in your urine (hematuria)
  • Foamy urine due to excess protein (proteinuria)
  • High blood pressure (hypertension)
  • Fluid retention (edema) with swelling evident in your face, hands, feet and abdomen.

What causes hypertension in glomerulonephritis?

Patients with acute GN have hypertension primarily due to sodium retention leading to fluid overload, as evidenced by suppression of the renin-angiotensin-aldosterone (RAAS) system.

What color is urine when your kidneys are failing?

Brown, red, or purple urine Kidneys make urine, so when the kidneys are failing, the urine may change. How? You may urinate less often, or in smaller amounts than usual, with dark-colored urine. Your urine may contain blood.

Is glomerulonephritis an autoimmune disorder?

Glomerulonephritis is often an autoimmune condition; in other words, it is caused by the body’s immune system attacking its own tissues.

What virus attacks the kidneys?

OrganismSite/infectionIschemia/ hypoperfusion; vasomotor nephropathyHaemophilus influenzae (new biotype)Brazilian purpuric fever++Leptospira interrogansLeptospirosis, Weil’s disease++Streptococcus pneumoniaeSepsis++Pneumonia

What food should be avoided during nephrotic syndrome?

Foods to avoid on a nephrotic syndrome diet Cheese, high-sodium or processed meats (SPAM, Vienna sausage, bologna, ham, bacon, Portuguese sausage, hot dogs), frozen dinners, canned meats or fish, dried or canned soups, pickled vegetables, lomi salmon, salted potato chips, popcorn and nuts, salted bread.

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Is glomerulonephritis an emergency?

The emergency physician must consider acute glomerulonephritis in the differential diagnosis for patients that present with hypertension, hematuria, proteinuria, peripheral edema, and/or acute pulmonary edema.

What should I eat if I have glomerulonephritis?

Chronic Glomerulonephritis eat a healthy diet with less protein, potassium, phosphorus, and salt. get plenty of exercise (at least 1 hour a day) drink less fluids. take calcium supplements.

Can drinking water reduce protein in urine?

Drinking water will not treat the cause of protein in your urine unless you are dehydrated. Drinking water will dilute your urine (water down the amount of protein and everything else in your urine), but will not stop the cause of your kidneys leaking protein.

What drugs can cause glomerulonephritis?

Drug class/drug(s)Pathophysiologic mechanism of renal injuryAllopurinol (Zyloprim)Acute interstitial nephritisGold therapyGlomerulonephritisHaloperidol (Haldol)RhabdomyolysisPamidronate (Aredia)Glomerulonephritis

Which patient below is at most risk for developing acute glomerulonephritis?

The disease is most common in children 4-12 years of age and rare before 2 years of age or in those individuals older than 18 years.

What is Bright's disease of the kidneys?

Glomerulonephritis (Bright’s Disease) What is glomerulonephritis? Glomerulonephritis (GN) is inflammation of the glomeruli, which are structures in your kidneys that are made up of tiny blood vessels. These knots of vessels help filter your blood and remove excess fluids.

What is the difference between glomerulonephritis and nephrotic syndrome?

GN may be restricted to the kidney (primary glomerulonephritis) or be a secondary to a systemic disease (secondary glomerulonephritis). The nephrotic syndrome is defined by the presence of heavy proteinuria (protein excretion greater than 3.0 g/24 hours), hypoalbuminemia (less than 3.0 g/dL), and peripheral edema.

Is glomerulonephritis the same as nephritic syndrome?

Nephritic syndrome is a syndrome comprising signs of nephritis, which is kidney disease involving inflammation. It often occurs in the glomerulus, where it is called glomerulonephritis.

Is drinking a lot of water good for your kidneys?

Water helps the kidneys remove wastes from your blood in the form of urine. Water also helps keep your blood vessels open so that blood can travel freely to your kidneys, and deliver essential nutrients to them. But if you become dehydrated, then it is more difficult for this delivery system to work.

Where do you itch with kidney disease?

It can come and go or it may be continuous. It may affect your whole body or be limited to a specific area – usually your back or arms. Itching tends to affects both sides of the body at the same time and may feel internal, like a crawling feeling just below the skin.

Is clear Pee good?

If a person experiences clear urine, they do not usually need to take any further action. Clear urine is a sign of good hydration and a healthy urinary tract. However, if they consistently notice clear urine and also have extreme or unusual thirst, it is best to speak to a doctor.

Does high blood pressure cause glomerulonephritis?

This can lead to protein in the urine and eventual kidney failure. High blood pressure can damage the kidneys and prevent normal function. At the same time, the kidneys play an important part in regulating blood pressure. Glomerulonephritis can cause hypertension because of the damage to kidney function.

Can kidney disease cause sore throat?

Kidney disease can affect anyone A sore throat and abdominal pain usually accompany IgA nephropathy, a condition that’s often genetic. It’s a common form of glomerulonephritis and causes about one in 12 of all kidney failures.

What causes kidney scarring?

Kidney scarring, or ‘fibrosis’ is the primary cause of kidney disease and is triggered by factors including diabetes, autoimmune disease and high blood pressure, regular use of certain medications and prolonged infections.

What autoimmune diseases affect kidneys?

Lupus nephritis is a frequent complication in people who have systemic lupus erythematosus — more commonly known as lupus. Lupus is an autoimmune disease. It causes your immune system to produce proteins called autoantibodies that attack your own tissues and organs, including the kidneys.

Can Covid damage my kidneys?

Research suggests that up to half of people hospitalized with COVID-19 get an acute kidney injury. That’s a sudden case of kidney damage, and in some severe cases, kidney failure, that happens within hours or days. It causes waste to build up in your blood and can be deadly.

What happens when your immune system attacks your kidneys?

Normally, the immune system makes antibodies to fight off germs. But with Goodpasture syndrome, the immune system mistakenly makes antibodies that attack the lungs and kidneys. This condition can quickly progress to an inflammation of the kidneys (glomerulonephritis) and kidney failure.

Is Bright's disease inherited?

Most of the time, glomerulonephritis (GN) is not inherited . It may be caused by a variety of conditions ranging from infections that affect the kidneys to diseases that affect the whole body, including the kidneys.

Is nephrotic syndrome life expectancy?

Outlook (Prognosis) The disorder often leads to infection, malnutrition, and kidney failure. It can lead to death by age 5, and many children die within the first year. Congenital nephrotic syndrome may be controlled in some cases with early and aggressive treatment, including an early kidney transplant.

Can nephrotic syndrome reversed?

There is no cure for nephrotic syndrome, but your doctor might tell you to take certain medicines to treat the symptoms. and to keep the damage to your kidneys from getting worse. Medicine to control blood pressure and cholesterol can help prevent you from having a heart attack or a stroke.

Can you live a normal life with nephrotic syndrome?

Although nephrotic syndrome can be a serious condition most people respond well to treatment and can live essentially a normal life particular if the condition goes into remission. Depending on the cause patients may respond to treatment within a few days but may take several weeks or even months.