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Paraganglioma of the Urinary Bladder: Causes, Symptoms, and Treatment

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Bladder paragangliomas are unusual tumors arising from the bladder's nerve tissues. They are not common, so let’s read to understand more.

Written byDr. Neha Rani

Medically reviewed byDr. Madhav Tiwari

Published At February 1, 2024
Reviewed AtApril 11, 2025

What Is Paraganglioma?

Paragangliomas are typically benign tumors that arise from special cells in your body known as chromaffin cells. These cells produce vital chemicals such as dopamine, norepinephrine, and adrenaline. Most of these tumors remain benign, but some may become cancerous and spread.

These tumors don't just occur in your adrenal glands—they can also occur elsewhere in your body. They can occur to anyone, most frequently in adults between 30 and 50. Doctors don't always know why they occur, but sometimes they result from inherited genetic mutations.

If you have a paraganglioma that overreleases adrenaline, you may feel symptoms such as sudden hypertension, palpitations, sweating, headache, or trembling. That's because your body is acting like it's in "fight-or-flight" mode. For this reason, such tumors are often referred to as adrenaline-secreting bladder tumors.

What Is Paraganglioma of the Urinary Bladder?

Urinary bladder paragangliomas are uncommon tumors that can arise within your bladder wall. We saw what paragangliomas are earlier, and when they develop in the urinary bladder, they are called bladder paragangliomas. They have the potential to occur in any person of any age but contribute only to a few bladder tumors.

In some cases, your tumor may be related to urothelial carcinoma or neurofibromatosis. Curiously, approximately 25 percent of the cases are inherited, so you may be helped by genetic testing. If your relatives have a history of this disease, being aware of your genetic risk will allow you and your relatives to know what to expect and help your physician make the most appropriate treatment.

What Are the Symptoms of Paraganglioma of the Urinary Bladder?

Bladder paragangliomas can be trouble-free in some cases—these are referred to as non-functional tumors. However, the functional ones make themselves noticed, for sure! Here are a few symptoms of bladder paraganglioma that you must not miss to notice.

If you have one, you may feel sudden bursts of high blood pressure (hypertensive crisis), accompanied by sweating, a pounding heart, headache, or flashes of heat. Others even pass out or feel dizzy after voiding.

Some activities such as sex, ejaculation, defecation, full bladder, or even urological procedures on your bladder may set these attacks off. You must also beware of blood in your urine (hematuria) and very high spikes in blood pressure because these tumors secrete excess adrenaline-like hormones (catecholamines).

What Causes Paraganglioma of the Urinary Bladder?

Urinary bladder paraganglioma is a rare tumor that originates from special cells named chromaffin cells.

Though we are not aware of what causes this, there are a few factors that may contribute to this:

1. Variations in Genetic Structure

We must understand that a few changes or defects in the genetic structure (also called mutations) can play a major role in causing cancer. Here, the genes SDHD (Succinate Dehydrogenase Complex Subunit D), SDHB (Succinate Dehydrogenase Complex Subunit B), or VHL (Von Hippel-Lindau gene), which are essential for producing cell energy and cell growth when they have some defect, are highly participate in cancer growth rapidly specifically in the adrenal glands and nerve cells. It knows it’s scary when something beyond our control triggers an abnormality, leaving us in immense pain.

2. Bladder Irritation that Persists for a Long Time

When the bladder is subjected to long-standing irritation due to inflammation, a few infections, or other relevant urinary problems, it’s no wonder we can find this rare tumor there.

3. Hormones and Nerve System Control

When there is an overpowering effect of stress hormones (catecholamines) or the control system called the autonomic nervous system that controls our actions, like breathing, sweating, and heart rate, basically nothing that’s in our control, may result in uncontrolled accumulation of cells, ultimately leading to this rare tumor.

4. Family History

If any of your family members, whether it be a mother, a sibling, cousin, grandparents, uncle, etc, had ever had paragangliomas or pheochromocytomas in their life. There’s no doubt that you are at a high risk of getting paraganglioma.

What Diagnostic Tests Should one Undergo to Rule out Paraganglioma of the Urinary Bladder?

If the doctor suspects you or someone you know has bladder paraganglioma, the diagnosis will usually begin with a few important tests mentioned below:

  • Imaging Tests: So if your doctor suspects something unusual, he would first suggest an MRI (Magnetic resonance imaging) or a CT (computed tomography) scan. It will not tell if there’s a tumor, but it will also reveal how far the tumor has extended (so-called metastasis). However, an Iodine-131 MIBG scan will be the most correct or suitable image test to rule out pheochromocytomas specifically. We can say this test is best suited to find this condition only.

  • Paraganglioma and Functional Imaging: This new imaging technique assists in monitoring how your body makes, stores, and releases catecholamines (stress hormones). It's particularly helpful following surgery or if physicians must monitor for cancer spread.

  • Functional Assessments: If you're experiencing symptoms, plasma and urine catecholamine levels must be measured. Plasma metanephrines are the best markers, even better than urine tests, for identifying these tumors.

What Is the Treatment for Paraganglioma of the Urinary Bladder?

Once the diagnosis is confirmed, the next step is treatment. The doctors will decide and plan which treatment will be suitable for bladder paraganglioma.

  • Surgery – The Principal Method

    • The optimal management of bladder paragangliomas is by surgery to excise the tumor. Because tumors tend to grow into the muscle of the bladder, surgeons normally carry out a partial cystectomy (partial removal of the bladder) instead of an easy transurethral resection, particularly if caught early.

    • If the tumor is large or has extended to lymph nodes, a total cystectomy (removal of the whole bladder) might be required. But this is only performed when no means of preserving the bladder exists.

  • Chemotherapy or Radiation Therapy - Sadly, chemotherapy and radiation haven't been too successful for bladder paragangliomas. Though they've been employed in a few instances, they haven't had much luck curing this uncommon tumor.

  • Why Follow-Ups Are Important? - Regular check-ups are important to detect any relapse or spread in the early stages.

Physicians typically prescribe:

    • Periodic visits for follow-up monitoring.

    • Annual blood and urine tests to test catecholamine levels.

    • Cystoscopy to examine inside the bladder.

    • Imaging tests (such as CT or MIBG scans) in case of symptom recurrence or increased catecholamine levels.

    • Does the Tumor Come Back? Even if the tumor comes back after surgery, it doesn't necessarily mean cancer. Recurrence is frequent, but most are not malignant.

Staying regular with follow-ups means the best possible outcome!

Recent Advancements in Diagnosis and Treatment

Better Ways to Diagnose

Bladder paragangliomais uncommon, but with improved tests and treatments, physicians are becoming more adept at detecting and treating it. If you or someone you know is dealing with this condition, here's what's improving.

  • High-Level Scans: Physicians now employ 68Ga-DOTATATE PET/CT and MRI/CT scans to detect tumors more precisely than ever.

  • Genetic Testing: A genetic test will detect the inherited risks sooner if a family member has paraganglioma.

  • Hormone Tests: Underlying urine and blood tests can measure stress hormones, permitting doctors to determine whether a tumor is active.

Better Treatments

  • Minimally Invasive Surgery: Laparoscopic and robotic surgery allow surgeons to take the tumor without damaging your bladder.

  • Targeted Therapies: Advanced drugs such as Lutetium-177 can reduce tumors when surgery is not an alternative for you.

  • Checkups Regularly: Regular blood work, scans, and cystoscopies monitor your progress and detect any problems early.

With early diagnosis and tailored treatment, bladder paraganglioma management is now in its best shape.

What Is the Prognosis of Paraganglioma of the Urinary Bladder?

The prognosis of bladder paraganglioma is based on several factors, which include whether it is benign or malignant, whether it is found early, and whether it's spread. You may be interested in knowing the prognosis. It relies on several important factors—the tumor being either benign or malignant, whether it's discovered early, and if it's spread. Here's what you must know:

  • Most cases are non-cancerous (benign) - If your tumor is caught early and removed with surgery, you’ll likely recover well and get back to normal life.

  • Malignant cases are uncommon. In a few instances, the tumor may advance to other regions of the body. In this event, treatment might be more challenging, yet new treatments such as targeted radiation and drugs can keep it under control.

  • There's a risk of recurrence - Although surgery is often successful, some tumors may return. That's why follow-ups with imaging and hormone tests every so often are so crucial.

  • Long-term survival is optimistic - Most people survive and remain healthy after treatment, especially if the illness is diagnosed on time and correctly treated.

If your bladder paraganglioma is detected early and treated properly, the prognosis is extremely good. Follow-up visits and checks will keep you on top of your game and provide the optimal outcome!

Conclusion

Paraganglioma of the bladder is uncommon, yet it may be well-managed with appropriate care. Owing to better diagnostic techniques and treatment options, we can detect it at an earlier stage now and treat it more effectively in a customized fashion to better serve your prognosis.

For most of you with this condition, early diagnosis and surgery provide a very good opportunity for a cure. Although some tumors can recur or, although uncommon, become malignant, routine follow-ups and check-ups enable us to catch any problems early and act on them.

While it may seem daunting to deal with bladder paraganglioma, new imaging methods, targeted therapies, and enhanced surgeries are improving treatment. You can still live a healthy life with appropriate medical care and routine follow-up.

Key Takeaway/ Note from Icliniq

The iCliniq physicians observe that paraganglioma of the Urinary Bladder is an uncommon bladder neuroendocrine neoplasm that arises from chromaffin cells. Symptoms may include palpitations, high blood pressure, sweating, painful micturition, and hematuria (urine-containing blood). We diagnose this condition through biochemical tests for catecholamines, urinalysis, cystoscopy, genetic testing, and imaging (MRI and CT) for hereditary involvement. Treatment is usually via surgical removal; in some cases, radiopharmaceutical or targeted therapy may be recommended. We at iCliniq.com aim to offer expert consultancy, early diagnosis, and personalized treatment schemes to produce the best for patients suffering from paraganglioma of the bladder.

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