Kidney Stone(Renal Stone)

It is a hard crystalline material formed in the kidney or in urinary tract. It grows in the different sizes. Many times small size kidney stone get unnoticed. It don’t cause any harm. If kidney stone grows more than 5 millimetres, it causes blockage in the ureter, leading to severe abdominal or lower back pain.


  • Pain starts at the lower abdomen and progress to groin region called “loin to groin pain”.
  • Severe and sudden colicky type of pain
  • Pain occur during before or after urination
  • Nausea and vomiting
  • Burning urination
  • Loss of appetite and weight
  • Cloudy foul smelling urine
  • Fever with chills
  • Frequent urge to urinate

Risk factors:

  • Family history of kidney stone, or person who had kidney stone early in a life,also has a higher chances to developed kidney stone.
  • Obese people along with large waist size and high body mass index (BMI).
  • Drinking less amount of water or excess sweating or living in a dry hot climate causes dehydration, which leads to kidney stone
  • Certain foods which have protein, sugar or sodium high in amount.
  • Certain medical condition likes hyperparathyroidism, gout or some urinary tract infection.
  • Chronic diarrhoea or inflammatory bowel syndrome and gastric bypass surgery increase the chances of kidney stone.

Causes of kidney stone:

Causes of kidney stone can well defined by types of kidney stone.

  • Calcium stone: calcium oxalate and calcium phosphate are two types in calcium stone. Calcium oxalate is the most common type. Oxalate found in many dietary food, fruits, vegetables, nuts certain chocolates etc. Oxalate and calcium concentration may increase in urine due to intestinal surgery, dietary factors or high doses of vitamin D.
  • Cysteine stone: are caused by hereditary factors, where certain amino acids are execrate in large quantity by kidney (cystinuria) in some people.
  • Uric acid stones: occur in who take high protein diet, drink less amount of water or loose excess fluid.
  • Struvite stones: cause by infection at urinary tract.