What is stage 2 kidney disease
Stage II kidney disease is a stage of chronic kidney disease (CKD) that is staged based on glomerular filtration rate (GFR) and indicators of kidney damage. At this stage, kidney function has declined slightly, but the patient may have no obvious symptoms, and medical examination is required to confirm the diagnosis. The following is a detailed analysis of stage 2 kidney disease.
1. Definition and diagnostic criteria of stage II kidney disease

According to international guidelines, chronic kidney disease is divided into stages 1-5, and the diagnostic criteria for stage 2 kidney disease (CKD stage 2) are as follows:
| installment | GFR(ml/min/1.73m²) | manifestations of kidney damage |
|---|---|---|
| CKD stage 1 | ≥90 | Have kidney damage (such as proteinuria) |
| CKD stage 2 | 60-89 | Have kidney damage (such as proteinuria or imaging abnormalities) |
| CKD stage 3 | 30-59 | Moderate decrease in kidney function |
2. Common symptoms of stage 2 kidney disease
Patients with stage II kidney disease may have no obvious symptoms, but some people will experience the following symptoms:
| Symptoms | Description |
|---|---|
| mild fatigue | Accumulation of toxins due to decreased kidney excretion function |
| Increased nocturia | Reduced ability of the kidneys to concentrate urine |
| Increased foam in urine | Indicates the possibility of proteinuria |
3. Causes and risk factors of stage 2 kidney disease
Common causes of stage 2 kidney disease include:
| Cause | Risk groups |
|---|---|
| diabetes | People with long-term poor blood sugar control |
| high blood pressure | Patients who do not take medications regularly |
| chronic nephritis | autoimmune disease patients |
4. Treatment and Management of Stage II Kidney Disease
Early intervention can delay the progression of the disease. The main measures include:
| Treatment direction | Specific measures |
|---|---|
| Control primary disease | Such as lowering blood sugar and blood pressure |
| diet modification | Low-salt, high-quality, low-protein diet |
| Regular monitoring | Check kidney function every 3-6 months |
5. Prognosis and precautions for stage 2 kidney disease
With proper management, patients with stage II kidney disease can remain stable for a long time, but please note:
1.Avoid nephrotoxic drugs: Such as non-steroidal anti-inflammatory drugs and some antibiotics.
2.Quit smoking and limit alcohol: Reduce the risk of blood vessel damage.
3.Moderate exercise: Improve metabolism but avoid overexertion.
Summary: Stage II kidney disease is the early stage of chronic kidney disease and requires standardized treatment and lifestyle intervention to prevent deterioration. Regular physical examinations and doctor-patient cooperation are key.
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