Pheochromocytoma of Urinary Bladder - A Rare Tumor

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Do you know that Pheochromocytoma of the bladder is relatively uncommon but serious? It is a difficult condition for patients and doctors to deal with.

Medically reviewed by Dr. Yash Kathuria
Published At January 11, 2024
Reviewed At April 15, 2025

Education:

BDS

Professional Bio:

Dr. Sreejaya. K. K passed her BDS from Century International Institute of Dental Science and Research Center in 2020. She has three years of clinical experience. She is very passionate about her work and considerate towards her patients.

This doctor is not available for online consultations on the platform anymore.

Education:

MBBS

Professional Bio:

Dr. Yash Kathuria is a highly regarded Medical Professional with five years of clinical experience. He obtained his MBBS degree from Government Medical College, Haldwani in 2018, and completed his DNB Family Medicine in 2021. Dr. Kathuria's expertise and contributions have gained recognition in the field, making him a well-known and respected Physician. He has also cleared MRCP LONDON exam part 2 with a score of 678

This doctor is not available for online consultations on the platform anymore.

Table of Contents

Introduction

Imagine this: You're out doing your daily business, perhaps getting a morning coffee or running some errands, when you're seriously dizzy, your heart is pounding, and you are nauseated. They could be symptoms of a sporadic disorder called pheochromocytoma of the urinary bladder.

Urinary bladder pheochromocytoma is a severe but relatively uncommon condition. Despite being rare, this issue needs extreme attention. The tumor, known as a pheochromocytoma, usually develops in the adrenal glands, but when it develops in the urinary bladder, it poses special problems and needs special care.

What Is Pheochromocytoma of Urinary Bladder?

A bladder pheochromocytoma is a neuroendocrine tumor, which means it originates from nerve-like cells that secrete and release hormones and take care of a few functions like blood pressure, etc. These tumors are usually seen in the adrenal glands, but when they develop in the bladder, they are known as "extra-adrenal" or "paragangliomas." The urinary bladder can develop into noncancerous or cancerous pheochromocytomas.

What Are the Symptoms of Pheochromocytoma of Urinary Bladder?

Pheochromocytomas fool people into believing that the issue is something else altogether. Here, I want to inform you of some symptoms of bladder pheochromocytoma one by one:

  • If your blood pressure suddenly becomes high, that might be a doubt that you have pheochromocytoma. You may experience awful headaches, dizziness (such as the room spinning), or even sudden nosebleeds when that occurs.

  • Have you ever had your heart racing for absolutely no reason at all? That's tachycardia. This tumor can cause your body to release a lot of adrenaline, and it can feel like your heart is beating super fast, you are missing a heartbeat or like some strange rush in your chest.

  • When there's too much adrenaline in your system, it will make you feel nervous or scared. You will feel that something terrible will happen and will be restless.

  • Your neck and face will suddenly be red, like a deep blush, and remain that way. It's another thing that adrenaline can do.

  • Some people have strange pain or pressure in their stomach, and sometimes it radiates into their back.

  • If your body is producing too much hormone, your metabolism accelerates. You might lose weight even if you eat and exercise normally.

  • Sometimes, the only indication that something is not right is blood in your urine. It can be a little or a lot, but it should always be investigated.

  • Here's a strange one: some individuals feel dizzy or even pass out after urinating. That's because the tumor gets compressed and spills hormones, suddenly decreasing your blood pressure. If that happens to you, then it's a strong warning sign.

How Is Pheochromocytoma of Urinary Bladder Diagnosed?

Listen, it’s important to rule out the diagnosis of pheochromocytoma in the bladder:

First, your physician will likely question you at length about your symptoms. For example, how long have you had these symptoms? What usually sets them off? Do they worsen with urination? That's a major indicator of bladder pheochromocytoma, which tends to occur during or after urination due to the tumor being compressed.

Then, the physician will advise these tests:

Your Physician will Take your Blood And Urine Test:

They'll see if your body produces excess adrenaline or other hormones (such as metanephrines or catecholamines). If you have this kind of tumor, these hormones appear in your blood or urine.

Imaging Scans:

Physicians can't cure what they can't see, right? So they'll likely refer you to have scans such as:

  • Computed tomography and magnetic resonance imaging reveal where the tumor is and its size.

  • Sometimes, they do an MIBG scan (Metaiodobenzylguanidine). This one's really cool because it takes a tiny amount of radioactive material to make the tumor glow on the scan. This test is very pheochromocytoma-specific.

Cystoscopy (Bladder Camera Test):

This section sounds worse than it is. A camera-tipped thin tube is inserted into your bladder to see inside. If there is a tumor, it may be seen right away.

Biopsy (Not Always Done Immediately):

In a few conditions, they don't prefer to do a biopsy first because tampering with the tumor can make it release a big dump of hormones all at once, which is risky. So they tend to confirm the diagnosis using hormone levels and imaging first, then safely take out the tumor during surgery.

Your Physician will Suggest Genetic Testing in Some Cases: This cancer can sometimes be associated with genetic disorders such as MEN syndromes (Multiple Endocrine Neoplasia) or VHL disease (Von Hippel–Lindau disease), so if you're diagnosed, your physician will recommend genetic testing, particularly if you're young or have relatives with the same issues.

How Is Pheochromocytoma of Urinary Bladder Treated?

It's a very, very rare type of tumor that forms in the bladder and interferes with your hormones, specifically adrenaline and similar ones. It's crazy, but the underlying reason is this hormone-producing tumor.

The First Way to Treat It Is Surgery

The first choice and most successful treatment for bladder pheochromocytoma is surgery. What type depends on how large the tumor is and where exactly it's located:

  • If it's small and accessible, the doctor may go through your urethra and remove it with a scope, which is called TURBT (transurethral resection).

  • If it's larger or more embedded, they may have to remove a section of the bladder, a partial cystectomy.

  • In sporadic and severe cases, they may take out the entire bladder, which is called radical cystectomy, but that's not often necessary.

Before They Even Get Near Surgery, They Prepare You With Medicines:

This section is crucial. Because the tumor interferes with adrenaline, taking it out without first regulating your hormone levels can be risky.

  • Here, they'll get you started on alpha-blockers such as phenoxybenzamine. These calm down your blood vessels and regulate your blood pressure.

  • Next, beta-blockers may be added (but not before the alpha-blockers) to regulate your heart rate.

  • It’s about your body being calm and stable before they touch the tumor.

After Surgery, What Now?

After the tumor’s out, the focus shifts to recovery and making sure the hormones go back to normal. A few things might happen:

  • You will have follow-up appointments and blood/urine tests to ensure everything’s cleared up.

  • If the tumor does turn out to be cancerous, then it will indicate that it's spreading, which is uncommon. Your physician may discuss further treatment, such as chemotherapy or radiation therapy, but this is not typical.

What if Surgery Isn’t Possible?

When surgery can not be performed, perhaps due to other medical issues or the spread of the tumor. I would tell you some other alternatives:

  • Medication to manage the hormone symptoms

  • MIBG (metaiodobenzylguanidine) therapy is a type of targeted radiation for some types of tumors.

  • Chemotherapy, if it's malignant and metastasizing.

Is It Always Cancer?

Nope, most bladder pheochromocytomas are benign, meaning they're not cancer. But a few of them are malignant, so they'll test for that after surgery. The best way a patient should take treatment early makes a big difference.

Could It Come Back?

There's always a chance it might come back, especially if it's cancer. That's why follow-up care is crucial. Scans and hormone tests regularly help catch anything early.

What Should You Do if You’re Dealing With This?

  • You have to stick to your medicines exactly as your doctor tells you.

  • Go to your follow-up appointments.

  • Don’t ignore weird symptoms like headaches, racing heart, or high blood pressure — especially around urination.

Recent Advancements in Diagnosis and Treatment:

Advanced Scans

  • PET scans with tracers such as 68Ga-DOTATATE and 18F-FDOPA are superior to traditional scans.

  • They detect small or occult tumors more precisely than traditional MIBG scans.

Genetic Testing

  • Now widely used to screen for gene mutations (such as SDHB, VHL, etc.).

  • Guides treatment and warns family members if it's inherited.

Robotic & Laparoscopic Surgery

  • Less invasive, faster recovery, and fewer complications.

  • Increasingly being done in large centers.

High-Dose MIBG Therapy

  • Now treated, not merely scanned.

  • Provides radiation directly to cancer cells if surgery is not an option.

New Drug Trials

  • Targeted treatments and immunotherapy are being tried on malignant cases.

  • Particularly useful if tumors become widespread or are resistant to regular treatments.

What Are the Complications of Pheochromocytoma?

  • This sneaky little bladder tumor—Bladder Paraganglioma—just released a load of adrenaline into your veins, sending your body into overdrive and leading to a series of events.

  • If this continues to happen and nobody gets it, things get serious. That wild high blood pressure? That could result in a stroke or heart attack. Is your heart pounding like a drum solo? That could become a life-threatening arrhythmia or even heart failure.

  • Even surgery, the remedy, isn't risk-free. If the physicians don't get you ready properly, taking out the tumor may cause your blood pressure to shoot high or drop too low. It's not enjoyable either way.

What Is the Prognosis?

  • The best news is that if your tumor is localized or hasn't spread outside of the bladder, your prognosis is great. We can usually handle it with less severe measures, and when we remove it.

  • Adrenaline-secreting bladder tumors, also known as bladder pheochromocytomas, are typically functional; that is, they actively secrete adrenaline-like hormones. That's the reason for the symptoms you might notice, such as increased blood pressure, sweating, or palpitations—particularly while urinating. They are more common in younger Caucasians but can occur in anyone.

Conclusion

It's an unusual disease that can have a big impact on a person's life. Early detection is the best since it can imitate other urinary tract conditions. The earlier we detect it, the more likely we are to control it. With proper treatment, typically surgery, blood pressure medication, and regular monitoring, patients can experience a tremendous improvement in their health and quality of life. It takes a collaborative effort to treat this condition. Neuroendocrine tumor of the bladder is a rare but serious condition that must be carefully evaluated and treated.

A Note from iCliniq

Bladder pheochromocytoma is uncommon, but we have treatments that work for you. With new PET scans and genetic screening, we can catch it early and plan exactly. If required, we can opt for minimally invasive surgery or selective MIBG therapy with fewer side effects. We will tailor your treatment in iCliniq to ensure you receive the safest and best care.

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