Kidney stones affect 12% of Indians during their lifetime. With the right specialist and modern laser treatment, even large and complex kidney stones can be treated without major surgery. This complete guide — from Indore’s leading kidney stone specialist — covers warning signs, diagnosis, all modern treatments, and proven prevention strategies for 2026.
What Are Kidney Stones?
Kidney stones (nephrolithiasis) are hard mineral and salt deposits that form inside the kidneys when urine becomes supersaturated with stone-forming substances. They range from 1 mm sand-like granules to large staghorn calculi filling the entire kidney. Common types include calcium oxalate (75%), uric acid (10%), struvite or infection stones (10%), and cystine stones (1%).
Warning Signs of Kidney Stones — Act Fast
- Severe, sudden pain in the flank (side of the back), radiating to groin or genitals — classic renal colic
- Pain that comes in waves and fluctuates in intensity
- Burning or painful urination
- Pink, red, or brown urine (blood in urine)
- Persistent urge to urinate or urinating more often than usual
- Nausea and vomiting during severe pain episodes
- Fever and chills — EMERGENCY: suggests infected and obstructed kidney
EMERGENCY WARNING: Fever plus flank pain plus known kidney stone is an infected obstructed kidney — a urological emergency requiring immediate hospitalization and urgent drainage. Do not wait for it to pass.
How Are Kidney Stones Diagnosed?
- Non-contrast CT KUB: Gold standard — detects 99% of stones, measures size and Hounsfield Units (hardness)
- Ultrasound KUB: First-line test, no radiation, ideal for initial evaluation and follow-up
- X-ray KUB: Detects radio-opaque calcium stones only, misses uric acid stones
- Urine analysis: Detects hematuria, crystals, and infection
- 24-hour urine collection: For recurrent stone formers to identify the metabolic cause
Kidney Stone Treatment — Matched to Your Stone Size
Observation and Watchful Waiting
Stones smaller than 5 mm pass spontaneously in 70-80% of cases within 4 weeks. Medical expulsive therapy with tamsulosin (an alpha-blocker) aids passage by relaxing the ureter, improving passage rates by up to 30% (Cochrane Review 2025).
ESWL (Shockwave Lithotripsy)
Non-invasive external shockwaves shatter soft stones under 1.5 cm in the kidney or upper ureter. Best for low-density calcium stones (HU <1000). Stone-free rate: 60-75%. Multiple sessions may be needed. Not recommended for hard (uric acid) or lower pole stones.
Ureteroscopy with Holmium Laser (URS + Laser)
For ureteric stones and small kidney stones under 1.5 cm. A thin ureteroscope is passed through the natural urinary channel. Holmium laser vaporizes the stone to fine dust. Same-day procedure without any external incision. Stone-free rate: 90-95%.
RIRS (Flexible Ureteroscopy for Kidney Stones 1-2 cm)
For kidney stones between 1-2 cm, RIRS accesses the entire kidney including the difficult lower pole. Stone-free rate: 90-96%. No external skin puncture, completely scar-free. Best technique for patients on blood thinners.
Mini PCNL (For Stones Over 2 cm)
For large stones over 2 cm or very hard stones that failed ESWL. Access through a tiny 4-5 mm skin puncture. Stone-free rate: 88-95% in a single session. Current gold standard for large stone disease.
Kidney Stone Prevention — Evidence-Based 2026 Guidelines
- Drink 2.5-3 litres of water daily, targeting urine output greater than 2.5 litres per day
- Reduce sodium intake to under 2300 mg per day — sodium increases urinary calcium
- Maintain adequate dietary calcium (800-1200 mg/day) — dietary calcium binds oxalate in the gut, reducing stone risk
- Limit animal protein to under 1 g per kg body weight per day
- Drink lemon juice 120 mL in water daily — proven to raise urinary citrate and reduce stone recurrence
- For uric acid stones: Reduce purine-rich foods (red meat, shellfish, organ meats, alcohol)
- Obtain metabolic evaluation after first stone if under age 40 or after recurrent stones
Frequently Asked Questions :–
Q1: How do I know if I have kidney stones?
A: Classic kidney stone pain is sudden flank-to-groin cramping, sometimes with blood; some stones are asymptomatic. CT KUB diagnoses best.
Q2: Is kidney stone laser surgery safe?
A: Yes. Modern laser procedures (URS, RIRS, Mini PCNL) are safe, <5% complications, no open surgery, rarely need transfusion.
Q3: How long does kidney stone surgery take?
A: URS: 30–45 min, RIRS: 45–90 min, Mini PCNL: 60–120 min; all are day-care, discharge in 24–48 hrs.
Why Choose Dr. Vikas Singh as Your Kidney Stone Specialist in Indore?
Choose Dr. Vikas Singh for expert kidney stone care in Indore. He offers comprehensive management including RIRS & PCNL,. Using advanced Holmium and Thulium fiber lasers, he ensures precise stone removal. Metabolic evaluation prevents recurrence. One of the highest-volume stone surgeons in Indore and Madhya Pradesh.
Struggling with kidney stones? Consult Dr. Vikas Singh in Indore for advanced, precise treatment. From URS and RIRS to Mini PCNL and ESWL referrals, he offers complete stone care. Prevent recurrence with metabolic evaluation. Book your appointment today and experience expert, personalized kidney stone management you can trust.
Reach us at: Dr. Vikas Singh, Urologist
