Hydronephrosis: Diagnosis & treatment options in Turkey

Hydronephrosis: What is it?

Hydronephrosis is a kidney condition characterized by the swelling of the kidney due to a build-up of urine that cannot flow normally into the bladder. This stagnation increases pressure within the kidney and can gradually damage kidney tissue, compromising its ability to filter blood and produce urine properly.

Hydronephrosis often develops silently, but there are certain signs that should prompt a visit to a urologist. Ignoring these symptoms increases the risk of serious complications affecting kidney function.

The most common signals include:

• Persistent or recurrent lower back or abdominal pain.
• Repeated urinary tract infections, sometimes accompanied by fever or a burning sensation while urinating.
• Difficulty urinating: weak stream, blockage, or the feeling of incomplete voiding.
• Presence of blood in the urine (hematuria).
• Nausea, vomiting, or unusual fatigue, which may indicate impaired kidney function.

In children, hydronephrosis can be detected during pregnancy through prenatal ultrasounds, or may present with urinary issues and growth delays.

If in doubt, an early consultation can confirm the diagnosis and prevent progression to kidney failure.

Causes of hydronephrosis

Several factors can cause hydronephrosis:

• Congenital malformations: Some urinary tract abnormalities present at birth can obstruct the normal flow of urine.
• Kidney stones: Small crystals or stones can block the ureters and slow down urine drainage.
• Tumors: Abnormal growths in or around the urinary tract can compress the kidneys or ureters.
• Pregnancy: The growing uterus can put pressure on the ureters, disrupting the flow of urine.
• Urinary tract infections or inflammation: These can cause swelling in the urinary tract, limiting urine flow.

Identifying the exact cause with your urologist in Turkey is essential to choosing the most appropriate treatment and preventing any complications affecting kidney function.

Diagnosing hydronephrosis in Turkey

The diagnosis of hydronephrosis relies on advanced medical imaging techniques that allow doctors to visualize kidney swelling and identify the underlying cause of urinary obstruction. In Turkey, urology clinics use state-of-the-art technology to ensure fast and accurate diagnosis.

The most common diagnostic tests include:

• Renal ultrasound: The first-line, non-invasive exam used to detect kidney dilation and assess its severity. It is safe for all age groups, including infants.
• CT scan and MRI: These provide detailed imaging of the urinary tract and surrounding structures, especially useful when kidney stones or tumors are suspected.
• Cystography and urography: In specific cases, these tests evaluate urine flow and help detect anatomical abnormalities.
• Renal scintigraphy: A nuclear medicine test used to measure the function of each kidney and assess the impact of the obstruction on kidney filtration.

In Turkey, urologists combine these diagnostic tools with personalized follow-up care, enabling not only a clear and timely diagnosis but also the development of a tailored treatment plan — whether medical or surgical.

Hydronephrosis treatment in Turkey

A wide range of treatment options is available in Turkey, from medication to advanced surgical procedures. The choice depends on each patient's specific condition. Below is an overview of the main approaches used by urology specialists:

The choice of treatment depends on multiple factors, including:

• The specific cause of hydronephrosis
• The degree of kidney dilation
• The extent of kidney function impairment
• The patient's overall health and any associated conditions

In Turkey, experienced urologists provide personalized care plans, using advanced technologies and minimally invasive techniques whenever possible to ensure effective outcomes with reduced recovery time.

Progression of hydronephrosis

The progression of hydronephrosis is directly related to the cause of the urinary obstruction and the speed of treatment. The earlier the diagnosis is made, the higher the chances of preserving kidney function.

• Obstruction caused by kidney stones: In many cases, the stone may pass spontaneously or be fragmented using modern techniques such as lithotripsy or endoscopy. When the blockage is relieved quickly, kidney function often recovers fully.
• Obstruction caused by a tumor: The prognosis depends on the nature and extent of the tumor. Early detection helps limit complications, allows for a tailored treatment approach (surgery, endoscopy, or medication),and significantly improves the patient's quality of life.
• Untreated chronic hydronephrosis: If the obstruction persists for a long time, it can cause irreversible kidney atrophy, sometimes leading to chronic kidney failure requiring dialysis or transplantation.

This is why urology teams in Turkey prioritize rapid diagnosis and targeted intervention to prevent hydronephrosis from progressing to severe stages.

Follow-up after treatment

After treatment, regular follow-up is necessary to monitor kidney function and detect any recurrence. Complementary examinations (e.g. ultrasound, renal scintigraphy) allow us to assess the effectiveness of the treatment and adjust the follow-up accordingly.

The duration of hydronephrosis treatment, hospitalization, recovery and possible complications vary considerably depending on :

• The cause of the hydronephrosis.
• The severity of the obstruction: the greater the obstruction and the more damage to the kidney, the more complex the treatment.
• The age and general health of the patient.

Length of treatment and hospitalization

Antibiotics and anti-inflammatories can usually be given on an outpatient basis without the need for hospitalization.

Procedures such as stenting or nephrostomy are often performed under local anesthesia and may be done on an outpatient basis or require a short hospital stay.

The length of your hospital stay will vary depending on the procedure and your overall health. Your healthcare team will tell you exactly how long you can expect to stay in the hospital.

Recovery and convalescence

The postoperative period following hydronephrosis surgery is generally characterized by pain, nausea, and difficulty urinating.

Recovery time varies depending on the complexity of the surgery, but physiotherapy sessions can speed up the return to normal activity. In most cases, patients return to a satisfactory quality of life within a few weeks of surgery.

Treatment of hydronephrosis is not without risk. In addition to urinary tract infections and bleeding, recurrent obstruction can lead to progressive loss of kidney function or even end-stage renal disease.