Name: chronic kidney disease: causes and progression
Uploaded: 2025-08-11T09:57:32.000Z
Duration: 1 min 25 s
Channel: JoVE

Chronic Kidney Disease, or CKD, involves a progressive and gradual loss of kidney function leading to End-stage kidney disease, which necessitates dialysis or a kidney transplant for survival.In early-stage CKD, symptoms are often absent as functional nephrons compensate for damaged ones, maintaining kidney function until significant nephron loss occurs, making early detection challenging.Major risk factors for CKD include diabetes, which damages kidney blood vessels, and hypertension, which increases pressure within the kidney's filtering units. Additional risk factors include obesity, smoking, aging, and genetic predisposition.The pathophysiology of CKD begins with damage to nephrons, triggering compensatory mechanisms in the remaining nephrons.As more nephrons are lost, the kidneys' filtering ability declines, leading to a build-up of waste substances like urea and creatinine in the blood&#8212;a condition called uremia that can impair multiple organ systems.Additionally, proteinuria often signals further glomerular injury. Uncontrolled high blood pressure worsens this damage, accelerating CKD progression.

chronic kidney disease i: introduction

Chronic Kidney Disease I: Introduction

Chronic Kidney Disease (CKD) arises when the kidneys progressively lose their ability to function, ultimately leading to end-stage renal disease. At this advanced stage, the kidneys can no longer filter waste or maintain essential body functions, requiring renal replacement therapy (RRT) through dialysis or a kidney transplant for survival.Early-stage chronic kidney disease and detection challengesIn CKD's early stages, symptoms often remain absent because healthy nephrons compensate for damaged ones, preserving kidney function. This compensatory mechanism masks damage until the kidneys lose a substantial number of nephrons, making early detection difficult. With this asymptomatic progression, CKD often goes undiagnosed and untreated, and about 70% of people are unaware they have the disease&#8203;.<h3>Major risk factors for chronic kidney disease</h3>The primary causes of CKD include diabetes and hypertension. Diabetes accounts for about 50% of CKD cases, as it damages kidney blood vessels over time, impairing kidney function. Hypertension contributes to about 25% of cases by increasing pressure within the kidney&#8217;s filtering units (glomeruli), causing further damage. Additional risk factors, like obesity, smoking, age, and genetic predisposition, also raise the likelihood of CKD development or progression&#8203;.<h3>Pathophysiology of chronic kidney disease</h3>The pathophysiological process of CKD begins when underlying diseases or risk factors damage the nephrons. As nephrons are lost, remaining nephrons compensate by increasing their filtration workload. Over time, this increased demand damages functioning nephrons, progressively reducing the kidneys' ability to filter. The resulting build-up of metabolic waste products like urea and creatinine in the blood, known as uremia, impairs multiple organ systems, including the heart, lungs, and brain&#8203;.<h3>Role of proteinuria and blood pressure in chronic kidney disease progression</h3>Proteinuria, or protein in the urine, often indicates glomerular injury and signals further kidney damage. As kidney function declines, the kidneys lose their ability to prevent protein leakage into the urine, worsening glomerular damage. Uncontrolled high blood pressure accelerates kidney deterioration, creating a cycle that hastens CKD progression. Managing blood pressure and reducing proteinuria are essential to slowing CKD's advancement&#8203;.

Chronic Kidney Disease (CKD) arises when the kidneys progressively lose their ability to function, ultimately leading to end-stage renal disease. At this ...

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JoVE Core

Medical-Surgical Nursing

Unit 1

Management of Patients with Kidney Disorders

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KEY TERMS AND CONCEPTS

chronic kidney disease: causes and progression

Chronic kidney disease (CKD) develops when the kidneys slowly lose their ability to work. As the disease advances, it can lead to end-stage renal disease. At that point, the kidneys can no longer filter wastes or help maintain essential body functions, so survival depends on renal replacement therapy, such as dialysis or a kidney transplant.

Early CKD can be hard to detect. Healthy nephrons, the kidney’s filtering units, often make up for damaged ones at first. This compensation can hide the problem for a long time. As a result, CKD may go undiagnosed and untreated, and about 70% of people are unaware that they have the disease.

Diabetes and hypertension are the main causes of CKD. Diabetes accounts for about 50% of cases because it damages kidney blood vessels over time. Hypertension causes about 25% of cases by raising pressure inside the glomeruli, which are the kidney’s filtering structures. Obesity, smoking, older age, and genetic risk can also increase the chance of developing CKD or make it worse.

CKD begins when these risks injure the nephrons. The remaining nephrons then try to handle more filtration work. Over time, that extra strain damages them too, so kidney function keeps falling. Waste products such as urea and creatinine build up in the blood, a condition called uremia. Uremia can affect several organ systems, including the heart, lungs, and brain.

Proteinuria, or protein in the urine, is another sign of kidney damage. It often points to injury in the glomeruli. As kidney function declines, the kidneys lose more of their ability to keep protein in the blood, which can worsen the damage. Uncontrolled high blood pressure also speeds up CKD progression. Managing blood pressure and lowering proteinuria are important steps in slowing the disease.

Chronic Kidney Disease: Causes and Progression

chronic-kidney-disease-causes-and-progression

acute kidney injury i: introduction

Acute Kidney Injury: Signs and Stages

Acute Kidney Injury (AKI) is a sudden drop in kidney function that happens over hours to days. The kidneys cannot remove waste products from the blood as well as they should. This can cause metabolic acidosis, fluid overload, and electrolyte problems such as hyperkalemia. High potassium can lead to life-threatening heart rhythm changes. AKI is seen in both hospitals and outpatient settings. It can be caused by dehydration, sepsis, or nephrotoxic drugs, which are drugs that can damage the...

acute kidney injury ii: pathophysiology

Acute Kidney Injury: Causes and Kidney Damage

Acute kidney injury (AKI) can be grouped by where the problem starts in the kidney system. The three main categories are prerenal, intrarenal, and postrenal causes. This breakdown helps explain how kidney function is disrupted and supports clinical decision-making. Prerenal acute kidney injury is the most common type. It happens when blood flow to the kidneys drops, so filtration falls even though the kidney tissue itself is not directly damaged. Common causes include hypovolemia from...

acute kidney injury iii: clinical manifestations

acute-kidney-injury-iii-clinical-manifestations

Acute Kidney Injury: Stage Changes and Symptoms

Acute kidney injury (AKI) changes through three clinical stages: oliguric, diuretic, and recovery. Each stage has its own signs and care needs. The main pattern is a shift from low urine output to high urine output and then gradual healing. The oliguric phase is the first stage and usually lasts 10 to 14 days. Urine output drops to less than 400 mL per day, which shows that the kidneys are not working well. Fluid builds up in the body and can cause edema, high blood pressure, and distended...

acute kidney injury iv: diagnostic studies and prevention

acute-kidney-injury-iv-diagnostic-studies-and-prevention

Acute Kidney Injury IV: Testing and Prevention

Acute kidney injury (AKI) requires early testing and prevention to reduce kidney damage. AKI is linked to high mortality, with reported rates ranging from 10% to 80%. Careful monitoring helps identify at-risk patients before the injury becomes severe. Diagnosis starts with a detailed medical history. Clinicians look for prerenal causes, intrarenal causes, and postrenal causes. Prerenal AKI may follow dehydration, low blood pressure, or blood loss. Intrarenal AKI can result from nephrotoxic...

acute kidney injury v: interprofessional care

acute-kidney-injury-v-interprofessional-care

Managing Fluid, Potassium in Acute Kidney Injury

Acute kidney injury requires close care to manage fluid balance, potassium levels, medicines, dialysis, and nutrition. The goal is to support kidney recovery and prevent complications. Nurses and other clinicians often work together to watch for early changes and respond quickly. Fluid monitoring is a major part of care. Body weight, central venous pressure, and urine output are checked regularly. Intake and output are recorded to help prevent fluid overload, which can lead to pulmonary edema...

acute kidney injury vi: nursing management

acute-kidney-injury-vi-nursing-management

Acute Kidney Injury VI: Fluid Balance Care

Acute kidney injury can make it hard to keep fluid, electrolyte, and acid-base balance in range. Nursing care focuses on careful assessment and targeted actions to improve patient outcomes. A complete patient history is the first step. Nurses should ask about recent infections, nephrotoxic medications, and chronic conditions such as hypertension and diabetes that may contribute to acute kidney injury. The physical exam should look for fluid overload. Key signs include oliguria, which means...

Chronic kidney disease (CKD) develops when the kidneys slowly lose their ability to work. As the disease advances, it can lead to end-stage renal disease. At that point, the kidneys can no longer filter wastes or help maintain essential body functions, so survival depends on renal replacement therapy, such as dialysis or a kidney transplant. Early CKD can be hard to detect. Healthy nephrons, the kidney’s filtering units, often make up for damaged ones at first. This compensation can hide the...

chronic kidney disease ii: clinical manifestations

chronic-kidney-disease-ii-clinical-manifestations

Chronic Kidney Disease: Body System Effects

Chronic kidney disease affects many body systems as uremic toxins build up and disrupt normal cell function. As the kidneys lose filtering ability, symptoms can appear in the brain, skin, heart, lungs, digestive tract, blood, bones, and reproductive system. These changes often develop gradually, but they can become serious as the disease advances. Neurologic symptoms often appear early. People may feel tired, have headaches, feel confused, or have trouble concentrating. In severe cases,...

chronic kidney disease iii: interprofessional care

chronic-kidney-disease-iii-interprofessional-care

Chronic Kidney Disease: Testing, Diet, and Dialysis

Chronic kidney disease (CKD) is managed through testing, medicine, diet, and dialysis. It can progress through stages and may lead to end-stage kidney disease (ESKD) if it is not treated. Care often depends on teamwork among health professionals, and patient education helps people manage the condition and protect quality of life. Doctors often track CKD by checking glomerular filtration rate, or GFR, which shows how well the kidneys filter blood. They also monitor serum creatinine and blood...

chronic kidney disease iv: nursing management

chronic-kidney-disease-iv-nursing-management

CKD Nursing Care: Assessment to Follow-Up

Chronic kidney disease nursing care focuses on assessment, monitoring, and follow-up to help prevent complications and keep patients stable. Nurses use a structured approach to slow CKD progression and support quality of life. Care starts with a full patient assessment. Nurses review medical history and look for risk factors such as diabetes, hypertension, and nephrotoxic drug use, which are medicines that can harm the kidneys. They also check for fluid retention, including peripheral edema,...

key terms and concepts

Learn how chronic kidney disease develops, why early signs are often missed, and how diabetes, hypertension, and proteinuria affect progression.

Chronic Kidney Disease: Causes and Progression | JoVE K12

JoVE Core Medical-Surgical Nursing offers comprehensive animated lessons that cover major systems of the human body, integrating anatomy and physiology with system-specific assessments. This collection encompasses disease conditions based on the body systems, detailing their pathophysiology, medical and surgical management, and nursing interventions. These lessons provide a clear and practical understanding of medical-surgical care, equipping students with essential skills for managing patient care in various clinical settings.

Chronic Kidney Disease: Causes and Progression

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