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Doctor insights on: Normal Size Of Kidney Stones

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What is the actual size of kidney stones?

What is the actual size of kidney stones?

It varies: Stones can be anywhere from a millimeter (1/25 of an inch) up to a staghorn stone that fills the kidney an could measure 8-9 centimeters in size (several inches across). ...Read more

Kidney (Definition)

The kidneys are paired organs that lie on either side of the vertebral column. Part of their critical functions include the excretion of urine and removal of nitrogenous wastes products from the blood. They regulate acid-base, electrolyte, fluid balance and blood pressure. Through hormonal signals, the kidneys control the ...Read more


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Can you reduce the size of kidney stones before they break loose?

Can you reduce the size of kidney stones before they break loose?

No: The answer to stones is to know what sort it is. Commonest stone is calcium oxalate and it can be prevented by taking magnesium. Once the stone has formed it can only be either passed or removed surgically. ...Read more

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I have stage three kidney disease. Have been passing small black masses the size of kidney stones but cannot be analyzed. Dr. Has no clue. Any ideas?

I have stage three kidney disease. Have been passing small black masses the size of kidney stones but cannot be analyzed. Dr. Has no clue. Any ideas?

Collect them: The small black masses could be clots, fungal balls, tumors, tissue from the urinary system. I suspect that stone analysis did not look at these other possibliities.
Suggest submitting them to pathology for evaluation with a history and specific question. ...Read more

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10mm and 9mm kidney stones are normal size stones?

10mm and 9mm kidney stones are normal size stones?

Normal?: What is normal size stone?
Normal is not to have kidney stone.
9-10 mm stone is called large since we do not expect that stones in this range can pass spontaneously and needs interventions such as lithotripsy.
Please talk to a urologist. ...Read more

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Kidney stone 8mm in size diagnosed last week just went to bathroom and noticed blood in urine. Should I worry or is it normal?

Kidney stone 8mm in size diagnosed last week just went to bathroom and noticed blood in urine. Should I worry or is it normal?

Kidney stone: Most probably the blood you are seeing is coming from the kidney. 8 mm might be hard to pass spontaneously without intervention. Increase fluids intake and you better use a urinary strainer to catch the stone. Make sure you keep a F/U with your urologist for further management ...Read more

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My father was in for kidney stone but xray shows nothing, now his left testicle is swollen 4 x normal size. Catheter maybe?

My father was in for kidney stone but xray shows nothing, now his left testicle is swollen 4 x normal size. Catheter maybe?

Needs more assessmen: Ultrasound of both testes should be considered. Note any trauma. Possibilities: swelling/infection of epididymis, bleeding, possible torsion of testis which is emergency. Less likely cancer, prostate related. ...Read more

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3+ hematuria, dark yellow urine colour clears after drink a lot of water renal us clear no kidney stones prostate size normal no wbcs in urine?

3+ hematuria, dark yellow urine colour clears after drink a lot of water renal us clear no kidney stones prostate size normal no wbcs in urine?

Hematuria: Having blood in the urine is not normal. A ct scan of the pelvic will be needed and you need to see a urologist for further evaluation like a cystoscopy for direct visualization of the genitourinary tract. ...Read more

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Kidney stone of 12mm size?

Kidney stone of 12mm size?

Yeah, that's big.: A stone up to 5mm in size will predictably pass, with variable degrees of pain. A 12mm stone is going to get stuck if it decides to move out of the kidney. You should get that stone managed before it starts to move. ...Read more

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Can 6mm size kidney stone pass through urine?

Can 6mm size kidney stone pass through urine?

Probably: Kidney stones come in many sizes and shapes. 6 mm is not very large and should eventually pass. Straining urine with kitchen strainer every voiding should eventually catch the stone which likely will look like a blood clot. It can get hung up in the ureter causing significant pain. There are ways to get it out if trouble passing, see urologist for that. ...Read more

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Can you have a kidney stone with normal urine?

Can you have a kidney stone with normal urine?

Yes: Blood in the urine on urinalysis is not present at least 10% of the time when a stone is active. ...Read more

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Is it normal for a teenager have a kidney stone?

Is it normal for a teenager have a kidney stone?

No: It is never normal to develop a kidney stone at any age. Most of the kidney stones can be prevented with modifications in diet and use of medications. General advice is to drink plenty of water and avoid dehydration to reduce risk of future kidney stones. ...Read more

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How do doctors determine the size of a kidney stone?

How do doctors determine the size of a kidney stone?

Kidney stones: Can be seen and measured on a plain abdominal x-ray, kidney ultrasound, or abdominal CT scan. The most accurate measurements come from CT scan. When a kidney stone is small, it can be passed naturally (although usually painfully). When the stone is large, it may need to be broken up with ultrasound (lithotripsy) or retrieved by a urologist through the urethra. ...Read more

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Which size kidney stone can be passed without surgery?

Which size kidney stone can be passed without surgery?

Smaller is better: In one large study the passage rate was 78% for stones measuring 1 to 4 mm, 60% for those 5 to7 mm, and 39% for those 8 mm or larger. ...Read more

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Is it normal to feel bloated while passing a kidney stone?

Is it normal to feel bloated while passing a kidney stone?

Fleeting Condition: Your bloated feeling should be short-lived when your gastrointestinal tract recovers from the shock due to the peritoneal irritation and intense pain that you had experienced before you passed the stone. Otherwise, look for other causes. ...Read more

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Is it normal to continously pass kidney stones over a month?

Is it normal to continously pass kidney stones over a month?

Unclear....: Do you mean having stone-related symptoms for > one month but still not passed yet or having passed many stones over a month? Taking more than a month or few months to pass a stone is does happen occasionally. The pace to pass a stone from kidney through ureter to bladder widely varies among individuals depending on the size & shape of stone and the functional state of ureter to propel the stone. ...Read more

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If you passed a kidney stone a month ago is it normal to per blood again?

If you passed a kidney stone a month ago is it normal to per blood again?

No: There may be other stones, infection or something more serious like a tumor causing the persistent blood. This should be evaluated by your urologist. Please seek assistance for this. ...Read more

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I have had a kidney stone for 2 weeks. I now itch all over. Is this normal?

I have had a kidney stone for 2 weeks. I now itch all over. Is this normal?

No: Itching all over is not normal, with or without kidney stones. Kidney stones are unlikely to be the cause. It is not feasible to provide a meaningful opinion without taking additional history, physical examination and may be some tests. It would be prudent to see your doctor.
For good health - Have a diet rich in fresh vegetables, fruits, whole grains, milk and milk products, nuts, beans, legumes, lentils and small amounts of lean meats. Avoid saturated fats. Drink enough water daily, so that your urine is mostly colorless. Exercise at least 150 minutes/week and increase the intensity of exercise gradually. Do not use tobacco, alcohol, weed or street drugs in any form.
Practice safe sex, if you have sex. ...Read more

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Kidney stone 10.5 mm is it normal? I have stone in my right kidney what do I do?

Kidney stone 10.5 mm is it normal? I have stone in my right kidney what do I do?

That sounds quite: Large. If it is in the upper tract ie the kidney I would think it is too large to pass. ...Read more

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What to do if I just passed my first kidney stone, now my urine is brown. Is this normal?

What to do if I just passed my first kidney stone, now my urine is brown. Is this normal?

Altered renal blood: Quite common with or after passing kidney stone. Should clear up soon. Please keep your dr informed if it continues. Blood in urine is never normal and often not serious. ...Read more

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Is it normal to have a low GFR <60 when you are suffering from a kidney stone for +2 weeks?

Is it normal to have a low GFR <60 when you are suffering from a kidney stone for +2 weeks?

Yes it can happen: Depending on the size of the stone it can happen but after stone is passed it will return to normal. ...Read more

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I'm a male, an think I passed my kidney stone. Tried sex was hard to orgasm and there was no fliud. Is this normal?

Kidney stone: What you describe is not likely related to kidney stone passage. The only posssible relationship would be if your dr. Gave you Flomax (tamsulosin) to facilitate stone passage. This drug causes retrograde ejaculation. ...Read more

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Low phosphorus levels during a kidney stone episode. Is this normal w/ stones? All other bloodwork is normal? What causes this?

Low phosphorus: How much below normal was your blood phosphours (p) level? A common major cause of a low serum p is hyperparathyroidism (h). The major route of p excretion in normal patients is the urine, and urinary p is increased in h patients. Other causes of low p are alcoholism, decreased dietary intake of p in protein and vit d intoxication. Ask the doctor who ordered your blood for more info about our p. ...Read more

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I had a kidney stone removed fri and accidentally removed the stint sat and im still having spasms n pain today (mon). Is this normal?

I had a kidney stone removed fri and accidentally removed the stint sat and im still having spasms n pain today (mon). Is this normal?

Ureter spasm: This is normal since if the stone was big enough to cause some irritation and injury to your ureter, this will take a few days for the inflammation and spasm to go down and for you to feel better. I'm not sure what medication regimen your urologist has given you but there are prescription medications that can help reduce the spasm. ...Read more

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I was recently diagnosed with kidney stones. The pain was on my right side only, now it has moved to my left side only. Is that normal?

I was recently diagnosed with kidney stones. The pain was on my right side only, now it has moved to my left side only. Is that normal?

Kidney stones.: That depends...do you have kidney stones in both kidneys? If you do, then it wouldn't be unreasonable to have renal colic-type pains on either side. But, you should make sure and not just assume that these are kidney stone-related pains. ...Read more

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Had an X-ray tuesday and friday. Showed my kidney stone did not move at all not even an inch from where it was in my kidney. Is that normal?

Had an X-ray tuesday and friday. Showed my kidney stone did not move at all not even an inch from where it was in my kidney. Is that normal?

Depends on location: Was kidney stone in kidney or ureter? Many stones in parenchyma of kidney or even in collecting system do not readily move. If a stone is in ureter speed of movement is usually faster unless get stuck at junction of ureter and bladder. ...Read more

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I had a kidney stone procedure done 2 days ago. They used the shockwave procedure. I am back in pain. Feels like another stone. Is this normal?

I had a kidney stone procedure done 2 days ago. They used the shockwave procedure. I am back in pain. Feels like another stone. Is this normal?

Yes: You may be passing fragments. Make sure you are taking Flomax (tamsulosin) to help relax the ureter. If your urologist placed a stent, you may be having stent pain. As long as you don't have a fever, you should be ok. ...Read more

Kidney Stone (Definition)

Solutes precipitate and combine to form stones formed of calcium oxalate usually around a nidus of uric acid. Other solutes that form stones are ca and mg phosphates, cystine, and uric acid staghorn calculi form in the presence of chronic urinary tract infections. Stones can be painful, may require ...Read more


Dr. Eric Weisman
64 Doctors shared insights

Kidney Stones (Definition)

Small, hard mineral deposits made of minerals and acid salts that form inside your kidneys. They can be extremely painful until they pass or are ...Read more