Ramirez Urology


What is renoureteral lithiasis (stone)?

Kidney stones (renal lithiasis) are solid deposits of minerals and salts that form inside the kidneys. Most lithiasis are formed by calcium in combination with oxalate and/or phosphate, but there are also struvite stones, also called infectious lithiasis, because they are produced by certain bacteria responsible for urine infections. 

Stone formation is related to multiple factors (diet, fluid intake, climate, metabolic diseases, anatomical abnormalities of the kidney, heredity, etc.).

The presence of kidney stones is a common disease that affects between 4-7% of the population. They are more frequent in men and usually appear between 20 and 40 years of age.

lithiasis diagnosis and treatment

What symptoms do they produce?

The main symptom it causes is renal colic pain. This is a very intense pain in the lumbar region that is reflected towards the lower abdomen or groin. It may be accompanied by hematuria (blood in the urine) orsymptoms similar to those of a urinary tract infection (burning during urination, frequency of urination, etc.). In some cases the acute pain is accompanied by a vegetative picture with nausea and vomiting. There are also renal lithiasis that do not produce any symptoms.

If fever or chills appear , there may be an associated infection, which is of vital importance since there is a risk of leading the patient to a serious clinical situation. contact your urologist immediately or go to the emergency room. There is a risk of leading the patient to a serious clinical situation.


The treatment and follow-up of kidney stones is very important because patients who have already suffered from a kidney stone have a 50% chance of developing another kidney stone. 50% chance of developing another stone over time. over time. It is estimated that approximately half of the people who have a stone produce another one within 5 years.

Most stones are expelled spontaneously, producing renal colic, but if they are not expelled spontaneously, they will require specific treatment.

The treatment consists in the removal of the stones, for which there are several alternatives and techniques. various alternatives and techniques which are applied depending on the composition of the stone, its location in the urinary tract, the repercussion on renal function, the clinical situation of the patient and are:

Lithiasis treatment