Frequent Urination and Swelling: Kidney Health Insights - Urology

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The issues of frequent urination and edema?


Doctor: Hello! I have symptoms of frequent urination, and as soon as I drink water, I immediately feel the urge to go to the bathroom.
The amount of urine each time is not much, and the flow is also slow; sometimes it even splits.
Both of my calves swell a bit in the evening, especially the right one, which is more swollen than the left.
However, after I sleep at night, they return to normal by the next morning.
Recently, I've also noticed that the first time I urinate in the morning, or if I drink less water, there are white bubbles in the urine.
I've heard that having lower back pain indicates kidney issues, and with these symptoms, I would like to ask the doctor what problems my kidneys might have.
How should I take care of them in my daily life? Thank you!

a a, 30~39 year old female. Ask Date: 2008/03/04

Dr. Li Yilun reply Urology


Based on the above explanation, it is not possible to diagnose whether there is an issue.
It is recommended to visit a nearby medical facility for treatment and examination to avoid any delay in addressing the condition.

Reply Date: 2008/03/04

More Info


Frequent urination, especially when accompanied by other symptoms such as swelling in the legs and changes in urine appearance, can indeed raise concerns about kidney health. However, it is essential to understand that frequent urination can stem from a variety of causes, and not all of them are directly related to kidney dysfunction.

Frequent urination, or polyuria, can occur for several reasons. One common cause is increased fluid intake, which seems to be the case for you since you mentioned that drinking water prompts an immediate urge to urinate. This can be a normal physiological response, especially if you are consuming more fluids than usual. However, if the frequency is excessive and the urine output remains low, it could indicate an underlying issue.

In your case, the presence of swelling in your legs, particularly if it is more pronounced on one side, could suggest fluid retention or vascular issues. Swelling that resolves overnight is often related to positional changes during sleep, where gravity no longer exerts the same influence on fluid distribution in the body. However, persistent swelling should be evaluated further, as it could indicate issues such as venous insufficiency or even kidney-related problems.

The appearance of foamy urine can also be a significant indicator. Foamy urine can result from the presence of protein, which may suggest proteinuria, a condition where excess protein is excreted in the urine. This can be a sign of kidney damage or disease, as healthy kidneys typically prevent significant amounts of protein from entering the urine. The presence of bubbles in urine can also occur due to rapid urination or dehydration, but given your other symptoms, it warrants further investigation.

Regarding your concern about back pain being indicative of kidney issues, it is true that kidney problems can sometimes manifest as discomfort in the lower back. However, back pain can also arise from musculoskeletal issues, so it is crucial to consider the context of your symptoms. If the pain is persistent and associated with other symptoms like fever, chills, or changes in urination, it could suggest a urinary tract infection or kidney infection, which would require prompt medical attention.

To care for your kidneys and overall urinary health, consider the following recommendations:
1. Stay Hydrated: Ensure you are drinking adequate amounts of water throughout the day. However, balance is key; excessive fluid intake can lead to frequent urination.

2. Monitor Urination Patterns: Keep a diary of your urination frequency, volume, and any associated symptoms. This information can be invaluable for your healthcare provider in diagnosing potential issues.

3. Dietary Considerations: A balanced diet low in sodium and rich in fruits and vegetables can support kidney health. Avoid excessive protein intake, especially from animal sources, as it can put additional strain on the kidneys.

4. Regular Check-ups: Given your symptoms, it is advisable to have regular check-ups with a healthcare provider. They may recommend blood tests to assess kidney function (such as creatinine and blood urea nitrogen levels) and urine tests to check for protein or other abnormalities.

5. Physical Activity: Engage in regular physical activity to promote circulation and overall health. However, if you experience pain during exercise, consult a healthcare professional.

6. Avoid Self-Diagnosis: While it is helpful to research symptoms, avoid jumping to conclusions based on online information. Always consult with a healthcare provider for an accurate diagnosis and treatment plan.

In conclusion, while your symptoms could suggest potential kidney issues, they could also stem from other conditions. It is essential to work closely with a healthcare provider to determine the underlying cause and appropriate management strategies. Regular monitoring and proactive health management can significantly contribute to maintaining kidney health and overall well-being.

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