Tillie Doyle
Kidney stones are small, hard clusters of crystals that form in the urinary tract. They are composed of substances such as calcium, oxalate, uric acid, struvite, and cystine. While some kidney stones can pass out of the body through urine without causing significant pain, larger stones may require medical intervention for removal. The movement of kidney stones has been a subject of interest, with some unique studies examining whether external forces, such as those experienced on a roller coaster, can facilitate their passage.
| Characteristics | Values |
|---|---|
| Definition | Small, hard [crystals'' that form in the [urinary tract]' |
| Composition | Minerals, acids, salts, oxalate, urate, cystine, xanthine, phosphate, magnesium, ammonia, carbonate |
| Types | Calcium, Struvite, Uric acid, Cystine |
| Symptoms | Severe [lower] [back] pain, blood in urine, nausea, vomiting, fever, chills, smelly or cloudy urine, abnormal urine colour, pain in the groin area, testicles, labia |
| Risk Factors | Low dietary calcium intake, low fluid intake, obesity, diabetes, gout, family history |
| Treatment | Shockwave lithotripsy, Ureteroscopy, Percutaneous nephrolithotomy, Nephrolithotripsy, Increasing fluid intake, Dietary changes, Medication, Riding roller coasters |
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What You'll Learn
Roller coasters can help pass kidney stones
Kidney stones are small, hard crystals that form in the urinary tract. They are formed from minerals and other substances in the kidneys. While some kidney stones pass out of the body without causing much pain, others can cause severe pain and may require medical procedures to be removed.
In a fascinating discovery, researchers have found that roller coasters can help pass kidney stones. Specifically, riding the Big Thunder Mountain roller coaster at Disney World was found to have a nearly 70% success rate in passing kidney stones in a study conducted by Dr. David Wartinger, a professor emeritus of urology at Michigan State University.
The study was prompted by patient reports of passing kidney stones after riding the roller coaster. Dr. Wartinger and his team conducted a pilot study using a 3D model of a kidney with kidney stones inserted into it, which they took on the roller coaster multiple times. The results showed that the success rate of passing kidney stones was higher when seated in the rear car of the roller coaster, with a passage rate of about 64% compared to 16%-17% in the front cars.
The researchers also found that the ideal roller coaster for passing kidney stones is rough and quick with some twists and turns but no upside-down or inverted movements. Roller coasters that are too fast and violent can have a G-force that pins the stone into the kidney, making it more difficult for the stone to pass.
While the findings of the study are intriguing, it is important to consult with a medical professional before attempting to use a roller coaster to pass kidney stones, as individual cases may vary.
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Shockwave lithotripsy breaks up kidney stones
Kidney stones are small, hard clusters of crystals that form from minerals and other substances in the urinary tract. They can be extremely painful as they move through the body. While most kidney stones pass out of the body in urine without the need for medical intervention, some can become stuck and cause a blockage. In these cases, a procedure may be required to break up or remove the stone.
One such procedure is shockwave lithotripsy, a non-invasive treatment for kidney stones that uses high-energy shock waves to break up the stones into tiny fragments that can then be passed out of the body through urine. This technique is also known as Extracorporeal Shock Wave Lithotripsy (ESWL) or Shock Wave Lithotripsy (SWL). It is a widely used treatment for kidney stones, with around 50% of people being stone-free within a month of the procedure.
During ESWL, the patient lies on a table in a specialised treatment room with a shock wave machine and imaging equipment. The doctor uses a computerized X-ray machine, sometimes in combination with ultrasound, to locate the stone before administering the shock waves. About 1-2 thousand shock waves are needed to crush the stones, and the complete treatment takes about 45 to 60 minutes.
The main advantage of ESWL is that it treats kidney stones without the need for an incision, reducing hospital stays and recovery time. The procedure is typically performed on an outpatient basis, and patients can often resume their daily activities within a few days. However, it is important to note that ESWL may not be suitable for all types of kidney stones, particularly those composed of cystine and certain types of calcium.
In conclusion, shockwave lithotripsy is an effective and widely used treatment for kidney stones, offering a non-invasive alternative to surgery. By breaking up the stones into smaller fragments, it facilitates their passage out of the body through urine, providing relief from the pain and discomfort associated with kidney stones.
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Ureteroscopy breaks up and removes kidney stones
Kidney stones are small, hard clusters of crystals that form from minerals and other substances in the urinary tract. They can be extremely painful as they move through the body, and in some cases, they may need to be broken up or removed through a medical procedure. Ureteroscopy is one such procedure, which involves inserting a small telescope called a ureteroscope through the urethra and bladder and into the ureter. This procedure is typically performed under general anaesthesia and can last anywhere from one to three hours.
The specific approach taken during a ureteroscopy depends on the size and location of the kidney stone. If the stone is small, it may be removed whole using a basket device at the end of the ureteroscope. However, if the stone is large or the diameter of the ureter is narrow, it will need to be fragmented. This is usually done using a laser, which breaks the stone into tiny pieces that can then be removed. The use of a laser during the procedure may extend the duration of the ureteroscopy, with the process of breaking up small kidney stones taking around 90 minutes.
Ureteroscopy is a versatile procedure that can treat kidney stones located anywhere in the ureter or kidney. It is particularly useful for patients who cannot be treated with alternative methods such as ESWL or PERC, including those who cannot safely discontinue blood thinners, pregnant women, and the morbidly obese. Additionally, ureteroscopy can be used to treat stones that are not visible on an X-ray, providing a comprehensive solution for kidney stone removal.
While ureteroscopy is an effective treatment option, it does carry some risks, including infection, bleeding, and injury to the ureter. There is also a rare but significant risk of major injury, which may require extensive surgery to repair. To aid in the healing process and ensure proper kidney drainage, a small tube called a ureteral stent may be left in place for up to two weeks following the procedure.
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Percutaneous nephrolithotomy treats kidney stones
Kidney stones are small, hard clusters of crystals that form in the urinary tract from minerals and other substances. They can be extremely painful as they move through the body and often require a procedure to break them up or remove them if they are too large to pass through naturally.
Percutaneous nephrolithotomy is a treatment for kidney stones that are too large or irregularly shaped to be treated with other procedures. It is also used for patients with infections or those who are not suitable candidates for other treatments. The procedure involves making a small incision in the patient's back and inserting a hollow tube that provides access to the part of the kidney containing the stone. A urologist then uses a rigid metal telescope to remove the stones directly or break them into fragments for removal. This procedure is considered effective for ensuring patients are stone-free, although it carries a higher risk than other treatments due to the incision and tube insertion.
The percutaneous nephrolithotomy procedure typically takes between 20 and 45 minutes, with the goal of removing all stones to prevent them from passing through the urinary tract. It is less invasive than open surgery, but it still carries risks of infection, bleeding, and other complications. Patients may experience some downtime, requiring a week or more off work, and a temporary plastic tube is left inside after the procedure.
Overall, percutaneous nephrolithotomy is an effective treatment for kidney stones, particularly for larger or more complex stones, as it can directly access and remove them. However, it is a more specialised procedure with associated risks that patients should consider.
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Cystine kidney stones are genetic
Kidney stones are small, hard crystals that form in the urinary tract. They are formed from minerals and other substances and can cause severe pain in the lower back, abdomen, or side. While most kidney stones pass out of the body without any need for medical intervention, some larger stones may need to be broken up or removed surgically.
Cystine kidney stones are a rare type of kidney stone, accounting for only about 1-2% of all kidney stones. They are caused by a genetic condition called cystinuria, which affects about 1 in 10,000 people. Cystinuria is an inherited defect in the transport of the amino acid cystine, resulting in excessive excretion in the kidney and causing cystine to build up in the urine. This buildup leads to the formation of cystine stones.
People with cystinuria have trouble dissolving cystine, which causes it to accumulate and form stones. Cystine stones tend to be large and can cause damage to the kidneys or urinary tract if not treated. The condition is manageable, and treatment options include increasing fluid intake, dietary changes, and medication to balance the pH of the urine. Genetic counselling is also recommended for those with cystinuria who wish to expand their families.
The peak age for the presentation of the first cystine stone is 22 years, although 22% of patients will develop stones as children. Men are affected about twice as often as women. Ultrasound can be used to identify cystine stones in the kidney if they are larger than 4 mm. Treatment focuses on preventing the formation of new stones and managing any existing stones.
While cystine stones are rare, they are the rarest type of kidney stone and tend to run in families. Understanding the genetic basis of cystine kidney stones can help individuals and families manage the condition and reduce the risk of developing these painful interruptions.
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Frequently asked questions
Kidney stones are small, hard clusters of crystals that form from minerals, salts, acids, and other substances in your urinary tract.
Kidney stones can move through the urinary tract and out of the body via urination. Some stones may be too large to pass on their own and may require a procedure to break them up.
The main symptom of kidney stones is severe pain in the lower back, belly, or side. Other symptoms include nausea, vomiting, fever, chills, and blood in the urine.
Small kidney stones may not require any treatment and can pass out of the body through urination. For larger stones, treatment options include shockwave lithotripsy, ureteroscopy, and percutaneous nephrolithotomy to break up or remove the stones.
