Gallbladder Disease (Stones, Polyps)

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Minimally invasive (keyhole) gallbladder surgery

This page provides clear, evidence-based information about gallbladder disease, written for patients and referring doctors, with a focus on modern minimally invasive surgery (MIS). The two most common conditions are gallstones and gallbladder polyps. Where appropriate, care is delivered using standard laparoscopic cholecystectomy, intra-operative cholangiogram (IOC), and laparoscopic transcystic bile duct exploration (LC-TCBDE) to treat bile duct stones during the same operation and reduce the need for separate procedures such as ERCP.

What is gallbladder disease?

The gallbladder is a small organ beneath the liver that stores bile and releases it into the intestine to help digest fats. Gallbladder disease refers to conditions that affect this organ, most commonly gallstones and gallbladder polyps. Many people have no symptoms, but once symptoms develop they often recur and may lead to complications if not treated.

1) Gallstones (Cholelithiasis)

What are gallstones?

Gallstones are hardened deposits that form inside the gallbladder, most commonly cholesterol stones. They may remain silent, but once they cause symptoms, attacks frequently recur.

Symptoms and signs

Typical symptoms (biliary colic):

  • Pain in the right upper abdomen or upper middle abdomen
  • Pain that may spread to the back or right shoulder blade
  • Often triggered after meals, especially fatty foods
  • Nausea and vomiting

Warning signs of complications (urgent review required):

  • Persistent pain with fever or chills
  • Jaundice (yellow skin or eyes), dark urine, pale stools
  • Severe upper abdominal pain with ongoing vomiting

Tests and work-up

Assessment is tailored to symptoms and risk of complications and may include:

  • Blood tests (infection markers, liver and bile duct enzymes)
  • Ultrasound – the first-line test to detect gallstones, gallbladder inflammation, and bile duct dilation
  • Additional imaging such as MRCP if bile duct stones are suspected

Natural course if untreated

  • Asymptomatic (silent) gallstones often do not require surgery
  • Once symptoms begin, attacks commonly recur
  • Ongoing symptoms increase the risk of serious complications

Complications of untreated gallstones

  • Acute cholecystitis (inflamed or infected gallbladder)
  • Choledocholithiasis (stones in the bile duct)
  • Cholangitis (infected bile duct – potentially life-threatening)
  • Gallstone pancreatitis

Treatment options for gallstones

  • Observation: Appropriate for silent gallstones with no symptoms
  • Dietary modification: May reduce symptom triggers but does not remove stones
  • Definitive treatment – surgery: For symptomatic gallstones, laparoscopic cholecystectomy is the most effective long-term solution

Minimally Invasive Gallbladder Surgery (Keyhole Surgery)

Standard laparoscopic cholecystectomy

Laparoscopic cholecystectomy is the standard treatment for symptomatic gallbladder disease. It is performed through small incisions using a camera and specialised instruments.

Benefits include:

  • Smaller scars
  • Less post-operative pain
  • Faster recovery
  • Short hospital stay (often same-day or overnight)

Open surgery is rarely required and is reserved for complex or unsafe anatomy where patient safety is the priority.

Intra-operative cholangiogram (IOC)

An IOC is an X-ray of the bile ducts performed during gallbladder surgery by injecting contrast via the cystic duct. IOC helps to:

  • Clearly define bile duct anatomy
  • Detect stones in the bile duct
  • Potentially improve safety during surgery

IOC allows real-time decision-making during the operation.

Stones in the Bile Duct (Choledocholithiasis)

What are bile duct stones?

Bile duct stones occur when gallstones pass from the gallbladder into the common bile duct. They can cause jaundice, infection, or pancreatitis and often require active treatment.

Modern minimally invasive approach

Traditionally, bile duct stones were treated with ERCP (endoscopic stone removal) as a separate procedure. While ERCP remains important in selected or urgent cases, many patients can now be managed using a single-stage minimally invasive surgical approach.

Laparoscopic cholecystectomy + IOC + LC-TCBDE

When anatomy and stone characteristics are suitable, the preferred approach in our practice is:

  1. Standard laparoscopic cholecystectomy, and
  2. IOC to confirm bile duct anatomy and identify stones, followed by
  3. Laparoscopic transcystic bile duct exploration (LC-TCBDE) to remove stones through the cystic duct during the same operation via a minimal invasive device called Choledochoscopy.

Advantages of this approach:

  • Treats gallbladder disease and bile duct stones in one operation
  • Avoids or reduces the need for ERCP
  • Minimally invasive with faster recovery
  • Confirms bile duct clearance during surgery

If the transcystic approach is not suitable, alternative laparoscopic or endoscopic strategies are selected based on safety and effectiveness.

2) Gallbladder Polyps

What are gallbladder polyps?

Gallbladder polyps are growths arising from the gallbladder lining. Most are benign, especially when small, and are often found incidentally on ultrasound.

Why polyps are monitored

A small proportion of polyps may carry a risk of malignancy depending on size, growth, appearance, and patient risk factors. Management therefore follows strict international guidelines.

Guideline-based management (summary)

Based on updated European joint guidelines:

  • Polyps ≥10 mm: cholecystectomy recommended
  • Polyps 6–9 mm with risk factors: cholecystectomy recommended
  • Polyps 6–9 mm without risk factors: ultrasound surveillance at 6, 12, and 24 months
  • Polyps ≤5 mm with risk factors: ultrasound surveillance
  • Polyps ≤5 mm without risk factors: discharge, no follow-up

Risk factors include: age >60 years, primary sclerosing cholangitis, Asian ethnicity, sessile morphology, or gallbladder wall thickening ≥4 mm.

Recovery and expectations after surgery

  • Most patients return home the same day or after one night
  • Light activity within a few days
  • Return to normal activities within 1–2 weeks
  • Long-term digestion is usually normal

Temporary bloating or loose stools may occur and usually settle over time.

Guideline-aligned care

Management is aligned with international best practice recommendations, including guidance from SAGES, NCCN, the Tokyo Guidelines, Mayo Clinic, and updated European Society of Gastrointestinal Endoscopy / European Association for Endoscopic Surgery recommendations.

Key message for patients and GPs

Gallbladder disease is common and highly treatable. Modern minimally invasive keyhole surgery, combined with IOC and laparoscopic bile duct stone clearance, allows safe, effective, and often single-stage treatment and reducing complications, hospital stays, and the need for multiple procedures.

Gallbladder surgery services in Melbourne

If you have gallbladder symptoms, gallstones, bile duct stones, or gallbladder polyps, a specialist consultation can clarify your diagnosis and determine whether minimally invasive gallbladder surgery in Melbourne is appropriate for you.

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