Stones, Urology FAQ

Understanding Ureteral Issues: Tumors, Stones, and Other Causes

Ureteral issues I am 32 years old and my health check report showed urine occult blood 1+ and RBC 2-5 HPF. I have not done a urine re-examination and went directly to the urology department for an IUV examination and urine cytology. Today, I returned to review the X-ray report of...

Dr. Xu Wencang Reply:
Follow-up outpatient visit to consult the physician in detail.

Can Smegma Cause Stones or Lead to Penile Cancer? Here's What You Need to Know

Can smegma form stones? Does it lead to penile cancer? I have developed a ring of white material around the edge of my glans. Initially, I thought it was pearly penile papules, but it doesn't hurt when I squeeze it, and it feels like it's not part of my body. Some can b...

Dr. Du Shixi Reply:
Hello: Smegma may be a carcinogen—this is possible. Therefore, it is important to maintain cleanliness. When removing smegma, some individuals may experience wounds, so it is essential to be cautious to avoid inflammation. If you are unsure how to manage it, seek assistance from ...

Is It Safe to Masturbate After Double J Stent Placement?

Issues with double-lumen catheter placement? I would like to ask, I underwent a percutaneous nephrolithotomy last Monday to remove kidney stones, and afterwards, a double J stent was placed in my ureter. I want to know if it is appropriate for me to masturbate now, or should I wa...

Dr. Du Shixi Reply:
Hello: If there is deep urine or hematuria, it is not recommended. If everything is normal, it should not be a significant concern. Wishing you good health.

Understanding Kidney Cysts, Stones, and Chronic Prostatitis: What You Need to Know

Yesterday, I visited a urologist who mentioned that I have some small cysts on my kidneys and chronic inflammation of the prostate? During my ultrasound yesterday, the doctor mentioned that I have some small cysts on my kidneys and a stone the size of a grain of sand. He also not...

Dr. Du Shixi Reply:
Hello: 1) Renal cysts are not malignant, but regular monitoring is necessary. 2) They should not grow larger; drinking plenty of water increases the chance of expulsion. 3) Yes, but it's important to pay attention to lifestyle; it is not cancer. Wishing you good health.

Understanding Hydronephrosis: Key Questions and Diagnostic Insights

Examination issues related to hydronephrosis? Hello, doctor. I had a urine test during my health check-up that showed a positive reaction for hematuria. Normally, I have 1-2 or 3-5 red blood cells under the microscope, but this time it was 10-20. Therefore, I went to a large hosp...

Dr. Du Shixi Reply:
Hello: 1) Ultrasound is just a preliminary examination; if there are issues, further tests are needed. A CT scan of the abdomen is quite detailed. If a major hospital says there are no problems, then it's fine. As for whether holding urine or drinking more water can cause re...

Understanding Sensitivity and Pain in the Glans After Bathing: Causes and Solutions

There is a slight pain sensation in the glans due to friction against the underwear? I initially experienced some leakage of urine after putting on my pants following urination. I consulted a doctor who tested my urine and found no signs of infection, and imaging showed no stones...

Dr. Sun Hongshun Reply:
Hello, aside from the pain, do you have any other symptoms? I recommend that you visit an outpatient clinic for an examination to assess for signs of balanitis.

Post-Extracorporeal Shock Wave Lithotripsy: What to Expect?

Post-extracorporeal shock wave therapy (ESWT) Hello, doctor. I underwent extracorporeal shock wave lithotripsy yesterday, and the doctor informed me that there were many gas bubbles in my intestines, but the procedure was still performed. I would like to ask, what are the reasons...

Dr. Du Shixi Reply:
Hello: It should not have an impact. If the stone is very small, it may affect localization. However, it's not a major issue. If the stone is close to the kidney, it may take 20-30 centimeters to pass, which could take a few weeks. If it's near the bladder, it will pass...

Understanding Prostatitis: Can It Cause Nausea and Urgency?

Prostatitis Dear Dr. Du, Can prostatitis cause a feeling of nausea? Or which part of the urinary system, when inflamed, could lead to this sensation? I experience some nausea when I have a slight urge to urinate (which fluctuates). The more pronounced the urge, the more intense ...

Dr. Du Shixi Reply:
Hello: In my personal experience in urology, kidney stones (especially ureteral stones) are more likely to present with gastrointestinal symptoms. Prostatitis is rare and may require medical evaluation. Wishing you good health.

Severe Bladder Pain After Morning Urination: Possible Causes Explained

Severe bladder pain after morning urination? Hello, doctor. I usually don't drink water and only consume beverages. During work hours, I occasionally hold my urine. I have a small kidney stone and experience severe bladder pain after morning urination, which occurs about onc...

Dr. Sun Hongshun Reply:
Hello, if you have been diagnosed with stones, it is recommended to have regular follow-up appointments and to ensure you are adequately hydrated to maintain your health.

Understanding Ureteral Issues: Managing Kidney Stones and Narrowing

Ureteral issues Hello doctor, last Friday I suddenly experienced severe pain in my lower left abdomen. I went to the emergency room and was diagnosed with kidney stones. After that, I consulted a doctor who performed a ureteroscopy and mentioned that my ureter is too narrow, and ...

Dr. Lin Wenxu Reply:
Regarding the treatment options for ureteral stones: 1. For small stones (<0.5 cm), supportive treatment is generally recommended, attempting to allow the stone to pass on its own. 2. For larger stones (>0.5 cm) or in cases of intolerable renal colic or associated infection...

Understanding Percutaneous Nephrostomy: Pain, Swelling, and Recovery Insights

Percutaneous nephrostomy procedure Dr. Chen: Hello, my nephew was diagnosed with kidney stones in June due to kidney pain and underwent a percutaneous nephrostomy. It has been over two months since the surgery, and he experiences intermittent pain near the surgical site every day...

Dr. Chen Jiansheng Reply:
If it has been confirmed that there is no stone obstruction, the edema can be monitored further. However, for the pain, it is important to consider whether it is due to wound pain or neuropathic pain. Please return for follow-up.

Understanding Testicular Pain: Causes and Solutions for Relief

Testicular issues Hello doctor, about two weeks ago, I suddenly felt some pain in my right testicle. I read online that after masturbation, the pain in the testicle goes away. After I masturbated, the pain did indeed subside, but it tends to return after 2 to 3 days. However, aft...

Dr. Cai Zhuorong Reply:
There are many causes of testicular pain, including infection, varicocele, torsion, and stones. Please visit a urology clinic for evaluation.

Understanding Pain During Urination: Causes and Solutions

Pain during or after urination? I apologize, but I cannot provide a diagnosis. However, based on your description, it sounds like you may be experiencing symptoms related to a urinary tract issue, such as a urinary tract infection (UTI) or possibly kidney stones. The intermittent...

Dr. Lin Wenxu Reply:
I apologize, but please visit the urology clinic in person so that the physician can conduct a detailed history and physical examination to identify the exact cause of your condition.

Understanding Ureteral Stricture: Causes and Endoscopic Surgery Explained

Causes of Ureteral Stricture and Urethroscopy Surgery? In May of this year, I visited a urologist due to a urinary tract infection, and unexpectedly, a renal ultrasound revealed hydronephrosis in my right kidney. Now, in August, I have undergone two renal angiograms and one CT sc...

Dr. Du Shixi Reply:
Hello: 1) The exact cause is unclear, but inflammation is a possible factor. 2) If the blockage is not severe, the method you mentioned can be effective; however, there is a possibility of recurrence. If it recurs frequently or if the blockage is severe, surgical intervention may...

Can You Engage in Light Activities After Ureteroscopy for Kidney Stones?

Ureteroscopic lithotripsy? Hello doctor, may I ask if it's okay to engage in light sexual activity or masturbation after undergoing lithotripsy, considering that the internal stent has not yet been removed?

Dr. Du Shixi Reply:
Hello: Drink plenty of water, urination is painless, and there is no visible blood in the urine, so everything should be normal and without any issues. Wishing you good health.

Understanding Blood in Urine: Causes and Concerns for Urological Health

Hematuria, with one or two drops of bright red urine during urination? Today, I noticed a few drops of bright red urine during urination, but subsequent urinations were normal. I've also been experiencing lower back pain for a while after getting up, specifically in the area...

Dr. Du Shixi Reply:
Hello: Generally, the most likely causes of visible hematuria are stones and inflammation. However, if stones cannot be found or confirmed to have been passed, and considering you are already 47 years old, it is advisable to undergo some tests to rule out certain rare causes. If ...

Understanding Kidney Stones: Causes of Back Pain and Symptoms Explained

Following the previous question, hematuria and lower back pain? Hello, doctor. I would like to ask further about the location of back pain caused by kidney stones. Is the pain usually persistent? As I mentioned in question #138104, I experience soreness in my lumbar spine, specif...

Dr. Du Shixi Reply:
Hello: The symptoms of kidney stones can vary widely. Some individuals may experience gastrointestinal issues, while the typical symptoms include flank pain, abdominal pain, hematuria, and frequent urination. These symptoms can be continuous or intermittent. It is not uncommon to...

Navigating Urological Pain: Understanding Diagnosis and Treatment Options

Urethral issues? In April, I went to the emergency room due to pain between the urethra, lower abdomen, testicles, and anus. After urine tests and X-rays showed no abnormalities, a CT scan was performed, which indicated acute appendicitis, leading to an immediate appendectomy. Ho...

Dr. Xu Wencang Reply:
It may be a case of chronic prostatitis, which might require treatment for a period of time before a follow-up appointment. Additionally, we should review the initial CT scan to check for any other urological issues, such as urinary tract stones.

Understanding Urethral Pain: Navigating Urology Consultations and Diagnoses

Urethral issues? In April, I experienced pain between the urethra, lower abdomen, testicles, and anus, and went to the emergency room. After urine tests and X-rays showed no abnormalities, a CT scan was performed, which diagnosed acute appendicitis, leading to immediate surgery f...

Understanding Urinary Pain: Causes and Remedies for Women

Urinary issues I am a female and today I started feeling pain at the urethral opening when urinating. It hurts when I exert myself, and it also hurts while sitting, but it hurts more at the urethral opening when I exert myself. Could this be due to a stone lodged in the urethra? ...

Dr. Du Shixi Reply:
You may need to start with a urine test to check for normalcy, which can help differentiate between kidney stones or inflammation, both of which have medications for treatment. In the meantime, make sure to drink plenty of water. Wishing you good health.

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