Hepatobiliary Surgery Practice Questions

Q: The gallbladder of a 51-year-old female patient is characterized by the presence of multiple gallstones, consistent with the diagnosis of cholecystitis. Which of the following tests would be anticipated to be positive in this patient?

Murphy's sign. **Explanation:** The clinical presentation of a 51-year-old female with gallstones and cholecystitis points directly toward **Murphy’s sign** as the most likely positive physical finding. **1. Why Murphy’s Sign is Correct:** Murphy’s sign is the classic physical exam finding for **acute cholecystitis**. It is elicited by asking the patient to take a deep breath while the examiner applies steady pressure under the right costal margin (at the gallbladder point). As the diaphragm descends, the inflamed gallbladder hits the examiner’s fingers, causing a sudden cessation of inspiration due to sharp pain. This "inspiratory arrest" is highly specific for gallbladder inflammation. **2. Why Other Options are Incorrect:** * **Rebound Tenderness (Blumberg Sign):** While it can occur in late-stage cholecystitis if perforation or localized peritonitis develops, it is a non-specific sign of peritoneal irritation and is more classically associated with generalized peritonitis or acute appendicitis. * **Iliopsoas Test:** This is performed by extending the right hip or having the patient flex the hip against resistance. It indicates irritation of the psoas muscle, typically seen in **retrocecal appendicitis**. * **Obturator Sign:** This involves internal rotation of the flexed right hip. It indicates irritation of the obturator internus muscle, typically seen in **pelvic appendicitis**. **Clinical Pearls for NEET-PG:** * **Boas’ Sign:** Hyperesthesia (increased sensitivity) between the 9th and 11th ribs posteriorly on the right side; another high-yield sign for acute cholecystitis. * **Saint’s Triad:** Cholelithiasis, Hiatus hernia, and Diverticulosis. * **Charcot’s Triad:** Fever, Jaundice, and RUQ pain (indicates **Ascending Cholangitis**, not just cholecystitis). * **Investigation of Choice:** Ultrasonography (USG) is the initial investigation of choice; HIDA scan is the most sensitive/gold standard for diagnosis.

Q: A 40-year-old man, who underwent laparoscopic cholecystectomy 2 years prior, presents with RUQ pain, jaundice, fever, and rigors for 1 week. Ultrasound reveals gallstones in the distal common bile duct (CBD). The patient has been started on antibiotics. What is the recommended next step in management?

ERCP with sphincterotomy and stone removal.. ### Explanation **Correct Option: D. ERCP with sphincterotomy and stone removal.** The patient presents with the classic **Charcot’s Triad** (RUQ pain, jaundice, and fever/rigors), which is diagnostic of **Acute Cholangitis**. This condition is a surgical emergency caused by biliary stasis and infection, in this case, due to choledocholithiasis (distal CBD stones). The primary goal of management is **biliary decompression**. While antibiotics are the initial step to control sepsis, definitive treatment requires the mechanical removal of the obstruction. **ERCP (Endoscopic Retrograde Cholangiopancreatography)** with sphincterotomy is the gold standard because it is minimally invasive, allows for immediate drainage of infected bile, and enables stone extraction. **Why other options are incorrect:** * **Options A & B:** Acute cholangitis is life-threatening. Observation (with or without antibiotics) is insufficient as the underlying obstruction remains, leading to a high risk of septic shock and multi-organ failure (Reynolds' Pentad). * **Option C:** Surgical CBD exploration is generally reserved for cases where ERCP fails or is unavailable. It carries higher morbidity and mortality compared to endoscopic intervention in an acutely ill patient. ### Clinical Pearls for NEET-PG * **Charcot’s Triad:** Fever, Jaundice, RUQ pain (seen in 50-70% of cases). * **Reynolds’ Pentad:** Charcot’s Triad + Hypotension + Altered Mental Status (indicates obstructive suppurative cholangitis). * **Management Algorithm:** 1st: Fluid resuscitation + IV Antibiotics; 2nd: Urgent biliary decompression via ERCP (within 24-48 hours). * **Post-Cholecystectomy Stones:** Stones appearing >2 years after surgery are usually **primary CBD stones** (typically brown pigment stones) formed due to stasis or infection within the duct.

Q: Which of the following is true about choledochal cysts?

Rupture may lead to biliary peritonitis.. **Explanation:** Choledochal cysts are congenital cystic dilatations of the biliary tree. The correct answer is **D**, as spontaneous or traumatic rupture of the cyst (though rare) allows bile to leak into the peritoneal cavity, resulting in **biliary peritonitis**, which presents as an acute abdomen. **Analysis of Options:** * **Option A (Incorrect):** **Type I** (fusiform dilatation of the CBD) is the most common type, accounting for 75–85% of cases. Type II (diverticulum) is the rarest. * **Option B (Incorrect):** While cyst excision with Roux-en-Y hepaticojejunostomy is the treatment for Types I and IV, it is **not the universal treatment** for all types. For example, Type III (choledochocele) is typically managed via endoscopic sphincterotomy. * **Option C (Incorrect):** This describes the **Babbitt Hypothesis** (Anomalous Pancreaticobiliary Duct Junction - APBDJ), which is a common *etiological theory* for the formation of cysts, but it is not a defining feature of the cyst itself. Not all patients with choledochal cysts have a demonstrable APBDJ. **NEET-PG High-Yield Pearls:** * **Todani Classification:** * **Type I:** Most common (Fusiform). * **Type II:** Diverticulum. * **Type III:** Choledochocele (intraduodenal). * **Type IV:** Multiple (IVA: Intra + Extrahepatic; IVB: Extrahepatic only). * **Type V:** Caroli’s Disease (Intrahepatic only). * **Classic Triad:** Jaundice, RUQ pain, and a palpable mass (seen in only 20% of patients, mostly children). * **Malignancy Risk:** The most feared complication is **Cholangiocarcinoma** (highest risk in Type I and IV). This is why complete excision of the cyst wall is mandatory. * **Investigation of Choice:** MRCP (Gold Standard). Ultrasound is the initial screening tool.

Q: A patient is diagnosed with gallbladder adenocarcinoma involving the lamina propria and muscular layer. What is the preferred treatment?

Radical cholecystectomy. **Explanation:** The patient is presenting with **T1b Gallbladder Carcinoma (GBC)**. According to the TNM staging, involvement of the lamina propria is classified as T1a, while involvement of the **muscular layer** is classified as **T1b**. **1. Why Radical Cholecystectomy is correct:** While T1a tumors can be managed with a simple cholecystectomy, **T1b tumors** have a significantly higher risk of lymph node metastasis (up to 15%) and local recurrence. Therefore, the standard of care is a **Radical (Extended) Cholecystectomy**. This procedure includes: * Removal of the gallbladder. * Wedge resection of the liver (segments IVb and V) or a 2-3 cm clear liver margin. * Regional lymphadenectomy (including cystic, pericholedochal, and hilar nodes). **2. Why other options are incorrect:** * **Simple Cholecystectomy:** This is only sufficient for **T1a** (limited to the lamina propria) or incidental findings where the margin is clear and the stage is very early. For T1b, it results in higher recurrence rates. * **Chemotherapy & Radiotherapy:** These are generally used as adjuvant treatments for advanced stages or as palliative care for unresectable disease. They are not primary treatments for localized, resectable GBC. **High-Yield Clinical Pearls for NEET-PG:** * **Most common site** of GBC: Fundus. * **Most common histological type:** Adenocarcinoma. * **Nevin’s Staging vs. AJCC:** AJCC (TNM) is currently preferred for surgical planning. * **Incidental GBC:** If GBC is found after a routine laparoscopic cholecystectomy, the management depends on the T-stage. T1b and above require re-exploration and radical resection. * **Porcelain Gallbladder:** Historically linked to high GBC risk, though recent studies suggest the risk is lower than previously thought (approx. 6%).

Question 1

The gallbladder of a 51-year-old female patient is characterized by the presence of multiple gallstones, consistent with the diagnosis of cholecystitis. Which of the following tests would be anticipated to be positive in this patient?

Accepted Answer

Murphy's sign

Answer

Rebound tenderness

Answer

Iliopsoas test

Answer

Obturator sign

Question 2

A 40-year-old obese woman presents with a long history of vague upper abdominal pain and frequent indigestion. She has jaundice and abdominal tenderness. Her serum bilirubin is elevated at 4.2 mg/dL. There is a mild increase in serum AST and ALT (62 and 57 U/L, respectively) and a moderate increase in alkaline phosphatase (325 U/L). Markers for viral hepatitis are negative. Abdominal ultrasound shows echogenic stone-like material within the gallbladder and thickening of the gallbladder wall, with an intrahepatic mass visualized adjacent to the gallbladder. Following a cholecystectomy, histologic examination of the gallbladder wall reveals dense fibrosis and glandular structures. What is the most likely diagnosis?

Accepted Answer

Carcinoma of the gallbladder

Answer

Hemangiosarcoma

Answer

Hepatic adenoma

Answer

Hepatocellular carcinoma

Question 3

A 40-year-old man, who underwent laparoscopic cholecystectomy 2 years prior, presents with RUQ pain, jaundice, fever, and rigors for 1 week. Ultrasound reveals gallstones in the distal common bile duct (CBD). The patient has been started on antibiotics. What is the recommended next step in management?

Accepted Answer

ERCP with sphincterotomy and stone removal.

Answer

Discharge home for observation.

Answer

Hospital observation without further intervention.

Answer

Surgical exploration of the CBD.

Question 4

What is the treatment for polycystic liver disease?

Accepted Answer

Deroofing of the cyst

Answer

Injection of sclerosant

Answer

Hepatic resection

Answer

Liver transplantation

Question 5

Biliary stricture developing after laparoscopic cholecystectomy usually occurs at which part of the common bile duct?

Accepted Answer

Upper

Answer

Middle

Answer

Lower

Answer

All sites with equal frequency

Question 6

Which of the following is true about choledochal cysts?

Accepted Answer

Rupture may lead to biliary peritonitis.

Answer

Type II is the most common type.

Answer

Cyst excision is the treatment of choice.

Answer

There is an anomalous connection between the biliary and pancreatic ducts.

Question 7

A patient is diagnosed with gallbladder adenocarcinoma involving the lamina propria and muscular layer. What is the preferred treatment?

Accepted Answer

Radical cholecystectomy

Answer

Simple cholecystectomy

Answer

Chemotherapy

Answer

Radiotherapy

Question 8

Which of the following are contraindications for portal systemic shunting?

Accepted Answer

All of the above

Answer

Serum albumin less than 3 mg%

Answer

Massive ascites

Answer

Significant jaundice

Question 9

A 50-year-old male presents with recurrent attacks of cholelithiasis. Ultrasound examination shows a dilated common bile duct measuring 1 cm. What is the next line of management?

Accepted Answer

Endoscopic retrograde cholangiopancreatography (ERCP)

Answer

Percutaneous transhepatic cholangiography (PTC)

Answer

Cholecystostomy

Answer

Intravenous cholangiogram

Question 10

Which of the following statements regarding bile duct injuries following cholecystectomy is false?

Accepted Answer

Routine use of 'open' technique of laparoscopic port insertion has resulted in a decline in the incidence of post-laparoscopic cholecystectomy bile duct injuries.

Answer

The incidence following open cholecystectomy is in the range of 0.2% to 0.3%.

Answer

The incidence rate following laparoscopic cholecystectomy is three times higher than the rates following open cholecystectomy.

Answer

Untreated cases may develop secondary biliary cirrhosis.

Hepatobiliary Surgery — MCQs

Hepatobiliary Surgery — MCQs

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