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Understanding Acute Kidney Injury (AKI): When Your Kidneys Suddenly Struggle

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  Understanding Acute Kidney Injury (AKI): When Your Kidneys Suddenly Struggle By Dr. Debabrata Mukherjee Senior Director – Renal Sciences, Medanta The Medicity, Gurugram What is Acute Kidney Injury (AKI)? Acute Kidney Injury, or AKI, refers to a sudden and rapid decline in kidney function , which can occur over hours or days. In AKI, the kidneys lose their ability to filter waste products, balance fluids, and regulate electrolytes — essential functions for life. This condition requires prompt diagnosis and treatment because, if left untreated, it can lead to serious complications or even become life-threatening. Why Does AKI Happen? AKI can be broadly categorized into three major types , depending on the underlying cause: 🩸 1. Prerenal AKI: Decreased Blood Flow to the Kidneys This is the most common form and occurs due to reduced blood supply to the kidneys , often without direct kidney damage. Common causes include: Severe dehydration (hypovolemia) Major blood ...

Can Drinking Too Much Water Harm Your Kidneys?

  By Dr. Debabrata Mukherjee Senior Director Renal Sciences  Medanta Medicity, Gurugram ✅ Water is essential — but is more always better? We’ve all heard that staying hydrated is good for our health. And yes — drinking enough water is crucial for many bodily functions, especially for your kidneys , which work hard to filter waste from your blood. But here's an important question I often get from patients: "Can drinking too much water actually harm your kidneys?" Let’s break it down. 🩺 The Role of Water in Kidney Health Your kidneys rely on water to: Remove waste and toxins through urine Regulate fluid and electrolyte balance Maintain healthy blood pressure In general, staying well-hydrated helps your kidneys function properly and can even help prevent kidney stones and urinary tract infections (UTIs) . ⚠️ When Water Intake Becomes Too Much While dehydration is harmful, overhydration can also be dangerous — though it’s less common. Drinking excessi...

Environmental Pollution and Kidney Disease

  Environmental Pollution and Kidney Disease: Protecting the Kidneys from the Outside In By Dr. Debabrata Mukherjee, Consultant Nephrologist, Medanta Medicity, Gurugram 🌍 Introduction In recent years, kidney disease has emerged as a major public health challenge—not just due to lifestyle diseases like diabetes and hypertension, but increasingly due to environmental exposures . What we breathe, drink, and eat is now silently affecting our kidney health. As a nephrologist, I believe it is time we broaden our understanding of kidney protection . Medications and dialysis are no longer enough. We must look outward—to the air, water, and soil—to protect this vital organ. 🌫️ Air Pollution: The Invisible Kidney Risk Among the most alarming findings is the link between fine particulate matter (PM2.5) and accelerated kidney function decline . Studies have shown that long-term exposure to polluted air can lead to a faster drop in eGFR (estimated glomerular filtration rate), especi...

Is Your Favorite Soft Drink Secretly Harming Your Health?

  By Dr. Debabrata Mukherjee Senior Director, Renal Sciences, Medanta – The Medicity, Gurugram Soft drinks are everywhere—at social gatherings, in vending machines, or as quick refreshers during a long day. They’re tasty, convenient, and seemingly harmless in small quantities. But what if that seemingly innocent beverage is contributing to serious health risks? 🧃 The Hidden Dangers of Soft Drink Consumption Recent research has increasingly linked regular soft drink consumption to a variety of chronic health issues , particularly affecting the kidneys, heart, and metabolic system. Here’s how: 🚨 1. High Blood Pressure Many soft drinks are high in sodium and caffeine, both of which can contribute to elevated blood pressure levels over time. Excess sugar also plays a role, increasing insulin resistance and promoting inflammation in blood vessels. ⚠️ 2. Blood Sugar Spikes Sugary soft drinks contain high levels of refined sugars (often in the form of high-fructose corn syru...

Can the Diseased Part of the Kidney Be Removed with Robotic Surgery?

  By Dr. Debabrata Mukherjee Senior Nephrologist, Max Hospital, Gurugram Introduction A diagnosis involving the kidney can be worrying — whether it’s a tumor, cyst, or part of the kidney that isn’t working well. Many patients ask: "Doctor, does the whole kidney need to be removed?" Thanks to modern advancements, the answer is often no . With the help of robotic surgery , it is now possible to remove only the damaged or diseased part of the kidney , while keeping the rest healthy and functioning. This technique is called a Robotic Partial Nephrectomy , and it is changing the way we treat kidney conditions. 💡 What is Robotic Partial Nephrectomy? A partial nephrectomy is a surgery where only the affected part of the kidney is removed — not the entire organ. When done using robotic technology , it becomes even more precise, safe, and less painful for the patient. This type of surgery is usually used to remove: Small kidney tumors Complex or suspicious cysts ...

Worst Foods for Kidney Health – What to Avoid

  By Dr. Debabrata Mukherjee, 08-07-2025 Your kidneys play a vital role in filtering waste, balancing fluids, and regulating blood pressure. But what you eat directly affects how well they function. Whether you're managing chronic kidney disease (CKD) or just aiming for better kidney health, avoiding certain foods is crucial. Here’s a breakdown of the worst offenders when it comes to kidney health — and why you should think twice before consuming them. 1. High-Sodium Foods Excess salt can raise your blood pressure and force your kidneys to work harder. Over time, this can lead to kidney damage. Avoid : Canned soups, chips, instant noodles, salty snacks, frozen meals, fast food. Pro tip : Look for “low-sodium” or “no salt added” labels. 2. Processed Meats Bacon, ham, sausages, and deli meats may be convenient, but they’re loaded with sodium and harmful preservatives. Why it’s harmful : Increases your sodium load and can lead to fluid retention, high blood pressure, a...

7 Early Signs of Kidney Disease You Should Never Ignore

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  By Dr. Debabrata Mukherjee Your kidneys play a crucial role in filtering waste, balancing fluids, and regulating blood pressure. Unfortunately, kidney disease often develops silently, showing few symptoms until significant damage has occurred. Being aware of early warning signs can save your health — and even your life. Here are seven symptoms to watch out for: 1️⃣ Persistent Itching When the kidneys cannot remove waste effectively, toxins can build up in your bloodstream, causing constant or severe itching. 2️⃣ Changes in Urination Look for changes in frequency, color, foaming of urine, or waking up frequently at night to urinate. These may be early markers of kidney dysfunction. 3️⃣ Swelling in Ankles and Feet Failing kidneys may not remove excess fluid properly, leading to puffiness or swelling (edema), especially in your lower legs, feet, or around the eyes. 4️⃣ Shortness of Breath Fluid overload or anemia (common in kidney disease) can leave you breathless, even w...