What should be noted for kidney stones?

Written by Guan Hai Fang
Urology
Updated on January 18, 2025
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If you have kidney stones, you should avoid vigorous exercise and heavy physical labor in daily life, and avoid eating foods that may aggravate kidney stones. For example, do not eat persimmons, drink tea, consume tofu, or eat too many soy products, etc. The reason to avoid persimmons is that they contain tannins, which can contact stomach acid and more easily bond with plant fibers, forming a stone that may worsen kidney stones. In other aspects, pay attention to a light diet because inflammation is more likely to occur with kidney stones, so avoid eating spicy and stimulating foods. It is recommended that patients go to a regular hospital for examination and treatment.

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Written by Wu Ji
Nephrology
1min 56sec home-news-image

How to treat polycystic kidney kidney stones

Patients with polycystic kidney disease who develop kidney stones should be treated the same as patients without polycystic kidney disease. It is encouraged for patients to drink more water. If the stones are symptomatic, treatments such as extracorporeal shock wave lithotripsy or percutaneous nephrolithotomy may be considered. The main principles of treatment include managing renal colic, promoting stone expulsion, dissolving stones, or surgical interventions, as well as preventing recurrence. During a renal colic episode, it is primarily recommended to administer antispasmodic analgesics. Commonly used medications include scopolamine butylbromide and atropine, or combinations of atropine with pethidine or morphine. Expulsion therapy mainly involves drinking plenty of water, proper physical activity, and the use of some antispasmodic drugs to help expel the stones. Surgical treatment is aimed at patients with anuria and post-renal acute renal failure, or in cases where the stone diameter is larger than one centimeter, or if the expulsion therapy is ineffective, especially if there are still episodes of renal colic. Systemic metabolic disorders are an important cause of kidney stone formation, thus even after stones are cleared, recurrence is possible. Therefore, to prevent recurrence, it is advisable to ensure a daily urine output of 2000 to 2500 milliliters, avoid drinking tea and coffee as much as possible, adjust dietary habits, and treat systemic metabolic abnormalities, such as hypercalcemia, hyperuricemia, and cystinuria, among others.

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Written by Wang Shuai
Urology
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What should not be eaten with kidney stones

Patients with kidney stones do not have absolute dietary prohibitions. However, it is advisable to consume less food high in calcium, oxalates, and purines. Foods high in purines are mainly found in seafood, animal offal, beer, and beverages. High-calcium foods are primarily found in soy products and dairy products, such as soy milk, tofu, and cow's milk. Foods high in oxalates include celery, spinach, etc. These foods can be consumed in moderation in daily life, but should not be used in large amounts over a long period to avoid further growth and increase of stones. It is also important to drink plenty of water, urinate frequently, and engage in appropriate physical exercise to effectively prevent the occurrence of kidney stones. Additionally, for patients who have already developed kidney stones, it is necessary to timely decide on conservative stone expulsion or surgical treatment based on the size of the stones.

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Written by Wang Shuai
Urology
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What should you not eat if you have kidney stones?

Since the main component found in kidney stones is calcium oxalate stones, it is necessary to eat less food high in calcium and oxalates in our diet. Common foods that are high in calcium include soy products such as tofu, soy milk, and dairy products like cow's milk and cheese, which should be consumed in moderation. Additionally, it is advisable to eat fewer foods high in oxalates, such as celery, spinach, strawberries, and chocolate. Moreover, if the stones are uric acid stones, it is important to consume less seafood, animal organs, beer, and other foods high in purines. It is best to drink more water every day and urinate frequently to dilute the urine, which can reduce the formation of stones.

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Written by Guan Hai Fang
Urology
42sec home-news-image

What should be noted for kidney stones?

If you have kidney stones, you should avoid vigorous exercise and heavy physical labor in daily life, and avoid eating foods that may aggravate kidney stones. For example, do not eat persimmons, drink tea, consume tofu, or eat too many soy products, etc. The reason to avoid persimmons is that they contain tannins, which can contact stomach acid and more easily bond with plant fibers, forming a stone that may worsen kidney stones. In other aspects, pay attention to a light diet because inflammation is more likely to occur with kidney stones, so avoid eating spicy and stimulating foods. It is recommended that patients go to a regular hospital for examination and treatment.

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Written by Wang Shuai
Urology
49sec home-news-image

Is kidney stones serious?

Whether kidney stones are serious depends on the specific size and location of the stones, and whether there is accompanying kidney hydronephrosis or infection. If it is just a small stone inside the kidney, such as one with a diameter of about five millimeters, this situation is not serious. By drinking more water, urinating frequently, exercising more, and combining with medications like stone expulsion granules and stone expulsion solutions, the stones can generally be expelled from the body. If the stones are large and cause kidney hydronephrosis, or even lead to pyelonephritis or renal abscesses, this situation is more serious. It requires anti-inflammatory treatment and timely surgical intervention to remove the stones, relieve the obstruction of the urinary system, and protect kidney function.