The main symptoms of kidney stones

Kidney stones symptoms usually depends on the size of stones, with or without secondary infection and degree of obstruction. When the stones without infection, long-term symptoms, but most patients have symptoms of kidney stones.

Approximately 75% of patients with low back pain of kidney stones. Stones greater mobility in the pelvis is small, and mostly dull pain, sometimes pain. Small stones in the renal pelvis largest mobile degrees. Easily lead to the coupling portion of the renal pelvis and ureter obstruction and renal colic. Renal colic is a sudden onset of severe pain, starting from the waist, down along the ureter to the bladder radiation. Paroxysmal pain, usually lasts a few minutes, but also for hours, and nausea and vomiting, and sometimes the patient was pale, sweating, was a collapsed state.
Hematuria is the second important symptom, pain and hematuria have emerged is characterized by renal and ureteral stones; especially when more physical activity, such as labor, exercise, sudden onset of pain and hematuria when riding and riding. But generally mild hematuria, sometimes naked eye can not see, but could be seen in almost every case of red blood cells from the minority to the majority, so it is important microscopic examination of the urine under a microscope.

Typical proportion of patients in clinical pain no stones and hematuria, urinary tract infection and symptoms due to medical treatment. In this class, if not investigated in patients with primary disease caused by infections, urinary tract makes plain film X-ray of urinary and venous angiography, it is easy to overlook the presence of stones.
Sometimes the presence of kidney stones in patients with a history of rows of stones, this diagnosis. Bilateral kidney stones cause obstruction, acute anuria may occur. Sometimes, because of the kidney reflex, contralateral kidney stones can cause back pain.