Gallbladder polyp

Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC

Gallbladder polyp
Gallbladder polyp
Synonyms	Gallbladder polyps
Pronounce	N/A
Specialty	N/A
Symptoms	Often asymptomatic, but can include abdominal pain, nausea, and vomiting
Complications	Potential risk of gallbladder cancer
Onset	Usually detected in adults
Duration	Can be persistent
Types	Cholesterol polyp, adenomatous polyp, inflammatory polyp
Causes	Unknown, but associated with cholesterolosis and inflammation
Risks	Obesity, age, family history
Diagnosis	Ultrasound, CT scan, MRI
Differential diagnosis	Gallstones, cholecystitis
Prevention	Regular monitoring, healthy diet
Treatment	Cholecystectomy if symptomatic or large
Medication	None specific
Prognosis	Generally good if benign
Frequency	Found in about 5% of the population
Deaths	N/A

Gallbladder polyp

Gallbladder polyp types by relative incidence

Photograph of a hyperplastic polyp of the gallbladder

Histopathology of a hyperplastic polyp of the gallbladder

A gallbladder polyp is a growth that protrudes from the lining of the gallbladder. These polyps are relatively common findings on ultrasound examinations and can vary in size from a few millimeters to several centimeters. The majority of gallbladder polyps are benign, meaning they are not cancerous, and often do not require treatment. However, the potential for malignancy increases with polyp size, particularly for polyps larger than 1 cm.

Causes and Risk Factors

The exact cause of gallbladder polyps is not well understood, but they are thought to result from abnormal cell growth in the gallbladder. Risk factors for developing gallbladder polyps include cholesterolosis, chronic gallbladder inflammation, and certain genetic conditions. Polyps are more common in adults and their prevalence increases with age.

Symptoms

Most gallbladder polyps do not cause symptoms and are often discovered incidentally during imaging tests for other conditions. When symptoms do occur, they may mimic those of gallstones or gallbladder inflammation, including pain in the upper right abdomen, nausea, and vomiting.

Diagnosis

Gallbladder polyps are most commonly diagnosed using ultrasound imaging, which can detect the presence of polyps and help measure their size. Other imaging techniques, such as computed tomography (CT) scans or magnetic resonance imaging (MRI), may also be used to further evaluate the polyps.

Treatment

The treatment for gallbladder polyps depends on their size and the presence of symptoms. Small, asymptomatic polyps may not require treatment but should be monitored periodically with ultrasound to detect any changes in size. Polyps larger than 1 cm or those that are symptomatic may require surgical removal of the gallbladder, a procedure known as cholecystectomy. This is particularly important if there is a suspicion of malignancy.

Prevention

There are no specific measures to prevent the development of gallbladder polyps. However, maintaining a healthy lifestyle, including a balanced diet and regular exercise, may help reduce the risk of gallstones and gallbladder inflammation, which are associated with the development of polyps.

Prognosis

The prognosis for individuals with gallbladder polyps is generally good, especially for those with small, benign polyps. Regular monitoring can help ensure that any changes in the size or nature of the polyps are detected early, allowing for timely treatment if necessary.

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