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Electrolyte Management

Care for sodium, potassium, calcium, and other electrolyte imbalances — found, monitored, and managed by Georgia Nephrology's kidney specialists across metro Atlanta.

Medically reviewed by a Georgia Nephrology physician · Last updated July 2026

The short answer

Electrolytes are the minerals — like potassium, sodium, calcium, magnesium, and phosphorus — that your kidneys keep in balance. When that balance is off, it can affect your heart, muscles, and nerves. Georgia Nephrology's kidney specialists find the cause, monitor your levels with blood tests, and manage imbalances through diet guidance, medication adjustments, and treating the underlying problem — as part of comprehensive kidney care across metro Atlanta.

At a glance

  • What we manage Imbalances in potassium, sodium, calcium, magnesium, and phosphorus.
  • Watched most closely High potassium (hyperkalemia), because of its effect on the heart.
  • How we find it Simple blood tests, run on a schedule — most imbalances are silent.
  • How we treat it Diet guidance, medication adjustments, and treating the underlying cause.
  • Kidney specialists Cared for by nephrologists across 9 metro-Atlanta offices since 1976.
  • Coordinated We work alongside your primary care doctor and other specialists.

What electrolyte management is

Electrolyte management is the part of kidney care focused on keeping your body’s minerals — potassium, sodium, calcium, magnesium, and phosphorus — in their healthy range. These minerals carry a small electrical charge your body runs on, and your kidneys are the master regulators that fine-tune them all day, every day.

When that balance slips — from kidney disease, a medication, diet, dehydration, or another illness — Georgia Nephrology’s specialists step in to find out why it’s off, watch it with blood tests, and bring it back into range. This page is about how we care for you. For the underlying biology and what each imbalance means, see our companion guide to electrolyte disorders.

Why electrolytes matter to your kidneys

Electrolytes keep your heart beating in rhythm, your muscles contracting, and your nerves firing. Because the kidneys are the main organ that keeps each one in balance, electrolyte problems and kidney health are deeply linked — when the kidneys are damaged, some minerals build up while others drift too low. That makes a nephrologist, a kidney specialist, the right physician to manage them.

5
key electrolytes the kidneys keep in balance — potassium, sodium, calcium, magnesium, and phosphorus. High potassium is the one watched most closely, because of its effect on the heart.

Finding the cause

There’s no single reason an electrolyte goes out of range, so the first job is figuring out why. We look at the whole picture:

  • Kidney function — reduced filtering is the most important cause in nephrology, and the one we’re built to manage.
  • Your medications — some blood-pressure medicines, water pills (diuretics), supplements, and salt substitutes move electrolytes; we review them.
  • Diet — eating habits matter most when the kidneys can’t compensate on their own.
  • Fluid loss — vomiting, diarrhea, heavy sweating, or fever can shift levels quickly.
  • Other conditions — diabetes, hormone disorders, and certain illnesses can play a part too.

Pinning down the cause is what makes the treatment lasting rather than temporary — fixing the source, not just the number.

Monitoring your levels

Most electrolyte imbalances cause no symptoms until they’re significant, so they can’t be caught by how you feel — they have to be looked for. We find and follow them with a simple blood test, often a basic or comprehensive metabolic panel, run on a schedule for people with kidney disease rather than only when something feels wrong. Because a single reading can be thrown off by something temporary, an unexpected result is usually repeated before we act on it.

Several of our offices have an on-site lab — your doctor will order labs to be completed about a week before your appointment, so results are ready to review when you’re seen, and your numbers stay with the kidney team that knows your full picture.

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How we manage imbalances

Treatment is tailored to the specific mineral and to why it’s off — there’s no one-size-fits-all approach. The main tools we use:

Diet guidance

When diet matters, we help you right-size foods that affect the mineral in question — and often involve a dietitian. The goal is balance, not cutting anything out entirely.

Adjusting medications

We review every medicine, supplement, and salt substitute that can move electrolytes. Sometimes an imbalance is corrected simply by changing a dose.

Targeted medicines

Phosphate binders for high phosphorus; potassium binders for high potassium. These tools let us manage a level without forcing harder trade-offs.

Treating the cause

Addressing the underlying problem — dehydration, a hormone condition, or progressing kidney disease — then re-testing to confirm levels return to and stay in range.

A note on potassium

Of all the electrolytes, high potassium — hyperkalemia — gets the most attention, because potassium helps control the heartbeat. Two things make it especially important in kidney care: the kidneys are the body’s main way of clearing extra potassium, so levels tend to rise as function declines; and several medicines that protect the kidneys, like ACE inhibitors and ARBs, can nudge potassium upward.

Newer potassium binders can sometimes let people stay on the kidney-protective medicines they’d otherwise have to stop — softening a trade-off that used to be much harder.

The reassuring part is that hyperkalemia is very manageable once it’s found. The whole point of regular monitoring is to catch a rising level early, long before it ever becomes urgent.

Coordinating your care

Electrolytes rarely sit in isolation — they’re tangled up with your blood pressure, your other medicines, your diet, and your other health conditions. We coordinate with your primary care doctor and any specialists you see, so a change one team makes doesn’t quietly throw off your levels, and so everyone is working from the same picture.

This is core kidney care, woven into broader general nephrology and, for those who need it, chronic kidney disease management. If you have kidney disease, take medicines that affect potassium, or had a lab come back out of range, our team can keep an eye on your numbers — find a location near you.

Georgia Nephrology on-site care team

Electrolyte management at Georgia Nephrology

Core kidney care, watched closely.

Keeping electrolytes in balance is core kidney care — and it's what nephrologists do. Since the kidneys are the body's main regulator of minerals like potassium, sodium, and phosphorus, our physicians are the specialists best equipped to interpret these labs and balance them against everything else in your care, across our 9 metro-Atlanta offices since 1976.

With on-site labs at several locations, testing is easy and your results stay with the team that knows your full kidney picture — so the same doctor who tracks your numbers can adjust your diet and medicines as your needs change, and coordinate with your other doctors when needed.

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Frequently asked

Common questions.

What are electrolytes, and why do they matter?

Electrolytes are minerals in your blood — potassium, sodium, calcium, magnesium, and phosphorus — that carry a small electrical charge your body runs on. They keep your heart beating in rhythm, your muscles working, and your nerves firing. The kidneys are the main organ that keeps each one in a healthy range, which is why imbalances are so closely tied to kidney health.

How does a nephrologist manage an electrolyte imbalance?

A nephrologist works to find the cause — kidney disease, a medication, diet, dehydration, or another illness — then monitors your levels with blood tests and treats the imbalance through diet guidance, adjusting medications, and addressing the underlying problem. Because the kidneys regulate these minerals, a kidney specialist is well positioned to manage them alongside the rest of your care.

How are electrolyte imbalances found?

With a simple blood test — often a basic or comprehensive metabolic panel that measures sodium, potassium, calcium, and related values, with phosphorus and magnesium added when relevant. Because most imbalances cause no symptoms until they're significant, these tests are run on a schedule rather than only when something feels wrong. An unexpected result is usually repeated to confirm it before acting on it.

Why is high potassium watched so closely?

Potassium helps control each heartbeat, so when it climbs too high (hyperkalemia), the heart's rhythm can be affected — in severe cases dangerously. Healthy kidneys are the body's main way of clearing extra potassium, so levels tend to rise as kidney function declines. The reassuring part is that it's very manageable once found — the challenge is that it's usually silent, so it has to be looked for with blood tests.

How are electrolyte imbalances treated?

Treatment is tailored to the specific mineral and to why it's off. The main tools are diet adjustments (often with a dietitian's help), reviewing and adjusting medications or supplements that affect electrolytes, medicines such as phosphate binders or potassium binders, and treating the underlying cause — followed by repeat blood tests to confirm levels return to and stay in range.

Will I have to change my diet?

Sometimes, but usually less than people expect. Diet plays a real role mainly when the kidneys can't compensate on their own — for example, right-sizing high-potassium or high-phosphorus foods. The goal is balance, not cutting a mineral out entirely, and a dietitian can help you find lower options you'll actually enjoy. Your team will tell you whether diet changes apply to your situation.

Can I keep taking my blood pressure medicine if my potassium is high?

Often, yes. ACE inhibitors and ARBs protect the kidneys but can raise potassium. Newer potassium-binding medicines can lower potassium enough to let many people stay on these valuable medicines rather than stopping them. Your nephrologist will weigh what's safest for you — never stop or change a prescription on your own.

When is an electrolyte problem an emergency?

Most imbalances are managed calmly in the office over time. But severe ones — especially very high potassium — can be an emergency. If you have advanced kidney disease and develop a markedly irregular, racing, or pounding heartbeat, severe muscle weakness, fainting, or severe confusion, don't wait — go to the emergency room or call 911. Regular monitoring exists to catch rising levels long before this stage.

Do I need a nephrologist for this?

If an imbalance is mild and temporary, your primary care doctor may manage it. But when it's tied to kidney disease, recurs, involves high potassium, or collides with medicines that protect your kidneys, a nephrologist is the right specialist — the kidneys are the body's electrolyte regulators, and balancing these labs against the rest of your care is exactly what nephrology is built for.

Related conditions & services

Electrolyte Disorders General Nephrology Chronic Kidney Disease Meet our Providers Find an Office

Had a lab come back out of range?

If you have kidney disease, take medicines that affect potassium, or had an electrolyte come back out of range, our kidney specialists can find the cause and keep your levels safe.

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