Does Showing Kidney Stones to Your Doctor Improve Diagnosis and Treatment? - Urology

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Presenting stones to the doctor can assist in diagnosis and subsequent treatment?


During urination, I felt an unusual sensation in the urethra, and shortly after, a small stone was expelled along with the urine.
I found a container to preserve it.
I have heard that the treatment approach for kidney stones may vary depending on their composition.
I would like to know if presenting the stone during my consultation can help the doctor provide a better diagnosis and more appropriate treatment.
Or, would it make no difference, and instead, the doctor might react with shock and say, "Oh my, how did you retrieve this from the toilet? You should throw it away immediately."

Owen, 30~39 year old female. Ask Date: 2022/10/24

Dr. Du Shixi reply Urology


Hello: Most stones are calcium oxalate (stones in Taiwan).
Of course, if stones can be analyzed, their exact composition can be determined.
There are some preventive measures that can be taken.
Wishing you good health.

Reply Date: 2022/10/24

More Info


Showing kidney stones to your doctor can indeed improve diagnosis and treatment in several ways. When you present a stone that you have passed, it provides valuable information about its composition, which can guide the physician in determining the most appropriate treatment and preventive measures. Kidney stones can be composed of various substances, including calcium oxalate, uric acid, struvite, and cystine, and each type has different underlying causes and treatment strategies.

For instance, calcium oxalate stones, which are the most common type, may be influenced by dietary factors, hydration levels, and certain metabolic conditions. If your doctor can analyze the stone, they can recommend specific dietary changes, medications, or lifestyle modifications to prevent future stones from forming. In contrast, uric acid stones may require different dietary restrictions, such as reducing purine intake, which is found in high amounts in certain meats and seafood.

Moreover, presenting the stone can also help the doctor assess the size and shape of the stone, which can be important in determining whether further intervention is necessary. For example, larger stones may require procedures like lithotripsy or ureteroscopy, while smaller stones might be managed conservatively with increased hydration and pain management.

However, it's important to note that while showing the stone can be beneficial, it is not always necessary for effective treatment. Many doctors can diagnose and treat kidney stones based on imaging studies (like ultrasound or CT scans) and urine tests. If the stone is small and has already passed, the doctor may focus on managing symptoms and preventing future stones without needing to analyze the passed stone.

Regarding your concern about the doctor's reaction, while it is possible that some physicians might be surprised or concerned about how you retrieved the stone, most will appreciate the effort you made to bring it in for analysis. Medical professionals are trained to handle various situations, and your proactive approach can be seen as a positive step in managing your health.

In summary, bringing a passed kidney stone to your doctor can enhance the diagnostic process and lead to more tailored treatment options. It allows for a better understanding of the type of stone you have, which can inform preventive strategies. However, it is not the only way to achieve effective treatment, and many doctors can provide care based on other diagnostic methods. Always communicate openly with your healthcare provider about your concerns and the steps you have taken regarding your health.

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