10 Common Myths About Gallbladder Surgery — And What the Evidence Actually Says

Introduction

Gallbladder problems are among the most common surgical conditions in India, and among the most misunderstood. Misconceptions about pain, recovery, diet, and long-term health can cause patients to delay treatment or avoid gallbladder surgery, sometimes with serious consequences.

This article addresses 10 common myths about gallbladder surgery that patients frequently raise when consulting Dr. R S Rengan and his team at Dr. Rengan’s Surgical Centre, grounding each answer in what current evidence and clinical experience actually show.

Reality: Gallbladder surgery does not cause weight gain

The gallbladder stores and concentrates bile. It does not regulate metabolism or fat storage. Removing it does not trigger weight gain in any direct physiological way after gallbladder surgery.

What to Expect After Gallbladder Surgery

Some patients do notice weight changes in the months after a cholecystectomy, but this is mostly explained by changes in eating habits during recovery rather than any effect of the surgery itself. Dr. Rengan advises patients who return to a balanced diet and regular activity that stable weight is the expected outcome, not the exception.

Reality: Gallstones are caused by multiple factors, not just diet

Diet is one factor among several. A high-fat, low-fibre diet can increase the risk of gallstones, a common reason patients later require treatment related to gallbladder removal.

Key Risk Factors for Gallstones

Genetic predisposition, age, sex (gallstones are more common in women, particularly over 50), obesity, rapid weight loss, and conditions like sickle cell anaemia all contribute independently, as explained in detail- who is at risk for developing gallstones

In Dr. Rengan’s clinical experience over 37 years, patients with healthy diets do develop gallstones, and patients with poor diets often do not. Genetics plays a major rule. Treating gallbladder disease purely as a lifestyle issue can lead to missed diagnoses and delayed care.

Reality: Laparoscopic cholecystectomy is minimally painful

This was more true of open surgery, which is now rarely needed. The standard approach today is laparoscopic cholecystectomy, a minimally invasive procedure using small keyhole incisions for gallbladder surgery.

Gallbladder Surgery Recovery Time and Experience

Dr. Rengan has performed a large number of laparoscopic gallbladder surgeries over the course of his career and regularly teaches the technique to junior surgeons. Most patients experience mild to moderate discomfort rather than severe pain and are discharged the same day or the following day.

Dr Vinayak S Rengan, an accomplished pediatric surgeon performs pediatric surgeries and operates on gallstones in children.

Return to light activity is usually possible within a week; most people resume normal routines within two weeks. Open surgery is still performed in a minority of cases where there are anatomical complications or unexpected findings, but it is not the default.

For a detailed understanding of recovery and long-term outcomes, you can refer to- life after gallbladder removal surgery

Reality: Fat digestion continues after gallbladder removal

Fat digestion continues after surgery, just differently. The gallbladder stores and concentrates bile between meals, releasing it when fat is eaten.

Diet After Gallbladder Surgery

After removal, bile drips continuously from the liver into the small intestine rather than being stored. This is sufficient for normal digestion in most people after gallbladder removal surgery.

In the weeks immediately after surgery, some patients find that fatty meals cause discomfort or loose stools. Dr. Rengan routinely advises patients to introduce fatty foods gradually during this adjustment period, which helps considerably. The majority of patients can eat a normal, varied diet within a few months, following a gradual diet after gallbladder surgery.

Reality: Digestive issues after gallbladder surgery are usually temporary

Short-term changes are common; long-term issues affect a minority.

Digestive Changes After Gallbladder Surgery

Loose stools or increased bowel frequency in the first few weeks are normal as the digestive system adjusts. For most patients, symptoms resolve within one to three months after gallbladder surgery.

A smaller group experience what is sometimes called Post-Cholecystectomy Syndrome: persistent bloating, discomfort, or altered bowel habits. Most cases are mild and respond to dietary adjustment. Ongoing symptoms after several months are worth discussing with Dr. Rengan or the team, as they sometimes indicate an unrelated condition such as bile duct stones or irritable bowel syndrome, rather than a consequence of the surgery itself.

Reality: Gallstones do not recur after gallbladder removal

Not after cholecystectomy. Gallstones form inside the gallbladder; once the gallbladder is removed, there is no longer a site for them to develop after gallbladder removal surgery.

Gallstones After Surgery – What to Know

This is why surgery is considered a definitive treatment for recurrent gallstone disease.

One nuance worth knowing: stones can occasionally form in the bile ducts (choledocholithiasis) rather than the gallbladder, both before and, rarely, after surgery. This is a different condition and, if it occurs, is assessed and treated separately. It does not mean gallstones have “returned.”

Reality: Gallbladder disease affects all age groups

Gallbladder disease is more prevalent in older adults, but it affects all age groups.

Gallstones in Young Adults and Children

Younger patients can and do develop gallstones, particularly those with obesity, a family history of gallstone disease, or conditions affecting red blood cell turnover. Rapid or extreme weight loss is also a recognised risk factor at any age.

A note on children: Gallstones in children and adolescents are less common but do occur, and they are increasingly being recognised in India.Causes in younger patients include haemolytic conditions, obesity, and certain metabolic disorders.

Paediatric gallbladder surgery requires a different approach from adult surgery, both technically and in terms of post-operative care.Dr. Vinayak Rengan, MS, MCh (Paediatric Surgery), MRCS, is the paediatric and neonatal surgery consultant associated with the centre.

He practises at Dr. Mehta’s Hospital, Chetpet, and handles gallbladder conditions in children and adolescents. Families seeking an assessment for a child with suspected gallbladder disease can reach the centre on +91 99412 75775

Reality: Laparoscopic cholecystectomy uses small incisions

Laparoscopic surgery is now the standard of care for gallbladder surgery.

Minimally Invasive Gallbladder Surgery Benefits

The procedure uses three or four small incisions, typically under 1 cm each, a camera, and specialised instruments. Dr. Rengan’s centre at Chennai provides a detailed overview of the procedure and what patients can expect.

Scarring is minimal, blood loss is lower than in open surgery, and recovery is substantially faster.

Conversion to open surgery is sometimes necessary if the anatomy is unclear or the gallbladder is severely inflamed. This is a clinical decision made during the operation to ensure patient safety, not a routine occurrence.

Reality: Gallbladder surgery is safe and commonly performed

Laparoscopic cholecystectomy is one of the most frequently performed and well-studied procedures in general surgery.

Risks of Gallbladder Surgery

Serious complication rates are low. Major bile duct injuries, the most significant risk, occur in approximately 0.3 to 0.5 percent of cases in experienced hands.

Wound infection, bleeding, and anaesthetic complications are possible, as with any surgery, but are uncommon.

Risk is not zero. For patients with symptomatic gallstones or cholecystitis, however, the risks of untreated disease, including repeated infections, bile duct obstruction, and, rarely, gallbladder cancer, generally outweigh the surgical risks. This balance is something Dr. Rengan discusses in detail with patients before any decision is made.

Reality: Medication cannot cure gallstones permanently

Medication can ease symptoms temporarily, but it does not resolve the underlying problem compared to gallbladder surgery.

Long-Term Treatment for Gallstones

Painkillers and antispasmodics can relieve biliary colic in the short term. Some medications can partially dissolve certain types of small cholesterol stones, but this takes months to years. works only in a subset of patients, and stones often recur once medication stops.

More importantly, untreated gallstones that cause symptoms tend to progress. Repeated bouts of cholecystitis can lead to adhesions, bile duct involvement, or in rare cases, perforation. Dr. Rengan’s view, consistent with standard surgical guidelines, is that symptom management without a longer-term plan is not adequate care for most patients with active gallstone disease.

Understanding these myths about gallbladder surgery is essential for making informed decisions and avoiding unnecessary delays in treatment.

When should you see a surgeon?

Not every gallstone requires surgery. Truly asymptomatic gallstones discovered incidentally are often monitored rather than treated immediately. The following symptoms warrant prompt assessment:

• • Recurrent pain in the upper right abdomen or back, especially after eating
  • Nausea, vomiting, or fever associated with abdominal pain
  • Jaundice (yellowing of the skin or eyes)
  • A first episode of suspected cholecystitis

For children presenting with any of the above, a paediatric surgical opinion is advisable given the different diagnostic and treatment considerations involved. Dr Vinayak Rengan will be able to help you with that.

About Dr. Rengan’s Surgical Centre

Dr. (Major) R S Rengan is a National Board-certified senior consultant in laparoscopic and general surgery, based in West Mambalam, Chennai, with over 37 years of experience. He practises at Apollo FirstMed Hospital and operates through his own centre, which was established in 2001.

Dr. Vinayak Rengan MS, MRCS, MCh (Paediatric Surgery), handles surgical conditions in children and adolescents.

For gallbladder surgery, the centre’s dedicated page covers the procedure, risk factors, and what to expect: Gallbladder Surgery in Chennai.

To book a consultation, call +91 98411 42294. Clinic hours: Monday to Saturday, 6:00 PM to 8:00 PM. Surgeries are performed at Dr Mehta’s Hospitals or at Apollo FirstMed Hospital, Chennai.