Lower Back Pain: Kidneys or a Nerved Issue? Required Medical Diagnostics | KIMYO UNIVERSITY HOSPITAL, Tashkent

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07.10.2026

Lower back pain affects every second person. Some assume they have "caught a cold in their kidneys," while others endure the discomfort for months, believing their back is simply tired. As a result, patients often consult the wrong specialist and lose valuable time. The main question patients ask is: what is causing my lower back pain — my kidneys or a pinched nerve?

In most cases, the root cause lies in the muscles, spine, and nerves, rather than the kidneys. However, an accurate diagnosis can only be made following a professional examination and proper medical evaluation.

If the issue is related to your kidneys:

  • Pain is localized on one side, just below the lower ribs;

  • The pain does not change with movement or body position;

  • Accompanied by fever, chills, or nausea;

  • Frequent or painful urination, cloudy urine, or blood in the urine;

  • Facial and leg swelling, along with elevated blood pressure. These symptoms typically indicate conditions such as pyelonephritis, kidney stones (nephrolithiasis), or renal colic.

If the issue is related to a nerve or the spine:

  • Pain intensifies when bending, turning, or lifting heavy objects;

  • Pain subsides or eases at rest;

  • Pain radiates into the buttock and down the leg;

  • Accompanied by numbness, a "pins and needles" sensation, or sharp shooting pains;

  • Absence of fever and no changes in urination. These symptoms are characteristic of osteochondrosis, herniated discs, radiculopathy, or sciatica.

When to seek immediate medical attention:

  • Lower back pain accompanied by a fever above 38°C (100.4°F);

  • Blood in the urine or an inability to urinate;

  • Sudden, unbearable pain;

  • Weakness or numbness in the legs;

  • Loss of bowel or bladder control;

  • Pain following a traumatic injury or fall;

  • Severe lower back pain during pregnancy. If the pain persists for more than two to three days or recurs regularly, do not delay visiting a doctor.

What NOT to do at home: Do not apply heat to the lower back before establishing the cause, do not take multiple painkillers one after another, do not take antibiotics without a prescription, and do not wait for weeks hoping it will "go away on its own."

Which diagnostic evaluations are needed at KIMYO UNIVERSITY HOSPITAL? Depending on your symptoms, your doctor will recommend appropriate diagnostic tests. At KIMYO UNIVERSITY HOSPITAL in Tashkent, all necessary evaluations can be completed under one roof:

  • Suspected kidney issues (flank pain, fever, urinary changes): Consultation with a urologist or nephrologist, general urinalysis, complete blood count (CBC), blood biochemistry (creatinine, urea), and ultrasound of the kidneys and urinary tract.

  • Suspected nerve or spinal issues (pain triggered by movement, radiating leg pain, numbness): Consultation with a neurologist and a spinal MRI using the 1.5 Tesla United Imaging uMR 670 system. MRI scanning reveals intervertebral disc herniations, nerve compression, and overall spinal health.

  • Unclear cause: Schedule an initial consultation with an internist (general physician), who will order preliminary lab tests and an ultrasound before referring you to the appropriate specialist.

Why patients choose us:

  • Comprehensive ultrasound diagnostic tools and MRI imaging in a single facility;

  • Highly experienced physicians and radiologists;

  • Fast diagnostic results;

  • Access to multidisciplinary consultations (urology, neurology, internal medicine);

  • Personalized patient care and comfortable clinical facilities.

Conclusion Distinguishing between kidney pain and nerve pain based on sensations alone is extremely difficult, so avoid self-medication. The earlier the underlying cause is identified, the simpler and more effective the treatment will be. If you need a comprehensive medical examination in Tashkent, contact KIMYO UNIVERSITY HOSPITAL: kidney ultrasound, spinal MRI, laboratory testing, and specialist consultations will help pinpoint the exact cause of your pain.