Whipple Procedure — MCQs

10 questions

Most common immediate complication of splenectomy:

Liver transplant for which of the following conditions will require a duct-to-jejunal anastomosis rather than a duct-to-duct anastomosis?

A trauma patient was brought to emergency. On evaluation, patient was found to have metabolic acidosis and coagulopathy with liver and duodenal injury. Next step:

Which nerve is most commonly injured during submandibular gland surgery?

The following procedure is performed for the management of?

Which of the following is not considered a contraindication for pancreaticoduodenectomy?

All are true about Whipple procedure except?

The commonest major surgical complication following Whipple procedure is:

Q10

Middle segment pancreatectomy is avoided in which of the following conditions?

Whipple Procedure Indian Medical PG Practice Questions and MCQs

Question 1: Most common immediate complication of splenectomy:

A. Bleeding from gastric mucosa
B. Fistula
C. Hemorrhage (Correct Answer)
D. Pancreatitis

Explanation: ***Hemorrhage*** - **Hemorrhage** is the most common immediate complication due to the **highly vascular nature** of the spleen and the potential for inadequate ligation of splenic vessels. - This can lead to significant **blood loss** requiring further intervention or transfusion. *Bleeding from gastric mucosa* - While stress ulcers or gastritis can occur post-operatively, **gastric mucosal bleeding** is not the most common immediate complication directly related to splenectomy. - This is a less direct complication compared to issues with the surgical site itself. *Fistula* - **Fistula formation**, such as a pancreatic fistula, can occur after splenectomy, but it is typically a less common immediate complication than hemorrhage. - The development of a fistula usually takes some time to manifest fully or requires specific damage to adjacent organs. *Pancreatitis* - **Pancreatitis** can occur due to accidental trauma to the tail of the pancreas, which lies in close proximity to the splenic hilum during surgery. - While a serious complication, it is not as frequent as hemorrhage as an immediate post-operative concern.

Question 2: Liver transplant for which of the following conditions will require a duct-to-jejunal anastomosis rather than a duct-to-duct anastomosis?

A. Alagille syndrome
B. Liver cirrhosis
C. Primary biliary cholangitis
D. Primary sclerosing cholangitis (Correct Answer)

Explanation: ***Primary sclerosing cholangitis*** - **Primary sclerosing cholangitis (PSC)** is characterized by **inflammation and scarring of the bile ducts**, leading to strictures and impaired bile flow. - Due to the widespread nature of the disease and the potential for residual diseased ducts in the recipient, a **duct-to-jejunal anastomosis (Roux-en-Y hepaticojejunostomy)** is preferred to ensure optimal drainage and avoid complications like cholangitis and anastomotic strictures at the native duct. *Alagille syndrome* - **Alagille syndrome** is a genetic disorder causing **bile duct paucity and cholestasis**. - While it affects the bile ducts, the native large bile duct in the recipient is often suitable for a **duct-to-duct anastomosis** without significant risk of recurrent disease-related strictures. *Liver cirrhosis* - **Cirrhosis** from most causes (e.g., viral hepatitis, alcohol) primarily affects the **liver parenchyma**, not the bile ducts directly. - In such cases, the native bile duct is usually healthy, allowing for a straightforward **duct-to-duct anastomosis**. *Primary biliary cholangitis* - **Primary biliary cholangitis (PBC)** is an autoimmune disease primarily affecting the **small intrahepatic bile ducts**. - The larger extrahepatic bile ducts are typically spared and healthy, making a **duct-to-duct anastomosis** the standard and preferred method for bile drainage after transplant.

Question 3: A trauma patient was brought to emergency. On evaluation, patient was found to have metabolic acidosis and coagulopathy with liver and duodenal injury. Next step:

A. Whipples procedure
B. Observation and supportive care only
C. Damage control surgery (Correct Answer)
D. Liver repair

Explanation: ***Damage control surgery*** - A patient with significant trauma, including **liver** and **duodenal injury**, experiencing **metabolic acidosis** and **coagulopathy**, indicates profound physiological derangement, necessitating immediate **damage control surgery**. - This approach prioritizes **bleeding control** and contamination management in a rapid initial operation, followed by patient stabilization and definitive repair in a subsequent surgery once physiological parameters improve. *Whipples procedure* - A **Whipple procedure** (pancreaticoduodenectomy) is a complex and lengthy operation typically performed for pancreatic, duodenal, or distal bile duct cancers. - It is **contraindicated** in an unstable trauma patient with acute metabolic derangements due to its extensive nature and the patient's compromised physiological state. *Observation and supportive care only* - Given the severity of injuries (liver and duodenal) and the presence of **metabolic acidosis** and **coagulopathy**, **observation alone** is insufficient and would lead to rapid deterioration and death. - These injuries require **immediate surgical intervention** to control bleeding and prevent further complications like peritonitis. *Liver repair* - While **liver repair** is part of the overall surgical management for liver injury, focusing solely on this specific repair immediately, without addressing the overall patient physiology and other injuries in the context of damage control, would be inappropriate. - A **planned, definitive repair** of the liver might occur during a later stage of damage control surgery, after initial stabilization.

Question 4: Which nerve is most commonly injured during submandibular gland surgery?

A. Lingual nerve
B. Marginal mandibular branch of facial nerve (Correct Answer)
C. Mylohyoid nerve
D. Hypoglossal nerve

Explanation: ***Marginal mandibular branch of facial nerve*** - The **marginal mandibular nerve** courses superficially over and along the superior border of the submandibular gland, making it the **most vulnerable** structure during surgery - It is at highest risk during elevation of the gland, ligation of the facial vessels, and dissection near the gland's superior border - Injury leads to **weakness or paralysis of the depressor muscles of the lower lip** (depressor anguli oris and depressor labii inferioris), causing an asymmetric smile and difficulty with lip movements - This is the **most common nerve injury** in submandibular gland surgery due to its superficial anatomical position *Incorrect: Lingual nerve* - The **lingual nerve** passes medial to the submandibular duct and deep to the gland - While it can be injured during dissection of the submandibular duct or deeper aspects of the gland, it is **less commonly injured** than the marginal mandibular nerve - Damage results in **loss of taste and general sensation** to the anterior two-thirds of the tongue on the ipsilateral side *Incorrect: Mylohyoid nerve* - The **mylohyoid nerve** travels on the inferior surface of the mylohyoid muscle, generally beneath and protected by this muscle - It supplies the mylohyoid and anterior belly of the digastric muscles - Injury is **uncommon** during routine submandibular gland excision due to its protected anatomical position *Incorrect: Hypoglossal nerve* - The **hypoglossal nerve** lies deep and inferior to the submandibular gland - It supplies motor innervation to the intrinsic and extrinsic muscles of the tongue - It is the **least commonly injured** nerve as it is well-protected by its deep position, unless dissection is carried excessively deep or inferiorly

Question 5: The following procedure is performed for the management of?

A. Gallbladder carcinoma
B. Distal cholangiocarcinoma (Correct Answer)
C. Chronic calcific pancreatitis
D. Advanced gastric carcinoma

Explanation: ***Distal cholangiocarcinoma*** - The image shows a **Pylorus-preserving Whipple procedure (PPPD)**, which involves resection of the pancreatic head, duodenum, gallbladder, and part of the common bile duct, followed by reconstruction. - This procedure is primarily performed for malignancies of the **pancreatic head**, **distal bile duct (cholangiocarcinoma)**, and **ampulla of Vater**, as they often cause obstructive jaundice and are resectable. *Gallbladder carcinoma* - While gallbladder carcinoma can involve the bile ducts, this specific reconstruction (PPPD) is more commonly associated with tumors of the pancreatic head or distal bile duct rather than the gallbladder itself, which might be managed with a **cholecystectomy** and possibly **liver resection**. - The type of resection and reconstruction varies significantly based on the extent and location of gallbladder cancer. *Chronic calcific pancreatitis* - Surgical management for chronic pancreatitis, especially with calcifications, typically involves drainage procedures (e.g., **Puestow procedure** due to dilated pancreatic duct or **Frey procedure**) or resection of the pancreatic head (e.g., **Beger procedure**). - While some resections of the pancreatic head are performed for chronic pancreatitis, the depicted procedure is specifically designed for malignancies of the pancreatic head region, not primarily for the sequelae of chronic calcific pancreatitis unless associated with a mass suspicious for malignancy. *Advanced gastric carcinoma* - Advanced gastric carcinoma is typically managed by **gastrectomy** (partial or total) with lymphadenectomy, not a Whipple procedure. - The image clearly shows an **intact pylorus** and the stomach mostly preserved, which is inconsistent with advanced gastric carcinoma requiring major gastric resection.

Question 6: Which of the following is not considered a contraindication for pancreaticoduodenectomy?

A. Metastasis
B. Portal vein involvement (Correct Answer)
C. Extensive invasion of superior mesenteric vein
D. Stage III CA head of pancreas

Explanation: ***Portal vein involvement*** - While extensive portal vein invasion can make the procedure challenging, **segmental portal vein involvement without complete occlusion or direct invasion of the superior mesenteric artery** is often considered resectable with venous reconstruction and is not an absolute contraindication. - Advancements in surgical techniques and patient selection criteria allow for **safe resection and reconstruction of the portal vein** in carefully chosen cases, improving outcomes for patients who would otherwise be deemed inoperable. *Metastasis* - The presence of **distant metastases** (e.g., to the liver, peritoneum, or lungs) unequivocally indicates **Stage IV disease** and is an absolute contraindication to pancreaticoduodenectomy, as the surgery would not offer a curative benefit. - In such cases, systemic chemotherapy or palliative care is the more appropriate treatment approach, as resection would not alter the overall prognosis. *Stage III CA head of pancreas* - **Stage III carcinoma of the head of the pancreas** often implies **locally advanced disease** that involves major peripancreatic vessels, such as the superior mesenteric artery or celiac axis. - This level of extensive vascular involvement typically renders the tumor **unresectable**, making pancreaticoduodenectomy surgically unfeasible and a contraindication. *Extensive invasion of superior mesenteric vein* - **Extensive involvement of the superior mesenteric vein (SMV)**, particularly if it completely occludes the lumen or involves a long segment making reconstruction impossible, is generally considered a contraindication to pancreaticoduodenectomy. - While limited SMV involvement with reconstructive options might be resectable, **extensive, unreconstructable invasion** signifies locally advanced disease beyond surgical cure.

Question 7: All are true about Whipple procedure except?

A. Used for pancreatic head tumors
B. Spleen is always removed (Correct Answer)
C. Involves pancreaticoduodenectomy
D. Involves reconstruction of GI tract

Explanation: ***Spleen is always removed*** - While the **Whipple procedure** involves the removal of several organs, the **spleen is typically preserved** in most standard Whipple procedures. - Spleen removal is usually reserved for specific cases, such as when the tumor directly invades the spleen or splenic vessels, or in instances of **distal pancreatectomy**, not the standard Whipple. *Used for pancreatic head tumors* - The **Whipple procedure**, also known as **pancreaticoduodenectomy**, is the **definitive surgical treatment** for malignant tumors of the pancreatic head. - It involves removing the head of the pancreas, which is a common site for **pancreatic adenocarcinomas**. *Involves pancreaticoduodenectomy* - **Pancreaticoduodenectomy** is the medical term for the Whipple procedure, as it involves the surgical removal of the head of the pancreas and the duodenum. - Other structures removed include part of the bile duct, gallbladder, and sometimes a portion of the stomach (pylorus-preserving Whipple). *Involves reconstruction of GI tract* - After the extensive resection in a Whipple procedure, the gastrointestinal tract must be **reconstructed** to restore digestive continuity. - This typically involves anastomosing the remaining pancreas, bile duct, and stomach (or duodenum in pylorus-preserving) to the jejunum.

Question 8: All are true about Whipple procedure except?

A. Removes the head of pancreas
B. Removes the entire duodenum
C. Removes the gallbladder
D. Removes the tail of pancreas (Correct Answer)

Explanation: ***Correct: Removes the tail of pancreas*** - The Whipple procedure (pancreaticoduodenectomy) **does NOT remove the tail of pancreas** - Only the **head of the pancreas** is resected - The tail and body of pancreas are **preserved** in a standard Whipple procedure - Removal of tail would be done in **distal pancreatectomy**, not Whipple *Incorrect: Removes the head of pancreas* - This is **TRUE** - the head of pancreas is always removed in Whipple procedure - This is the primary pancreatic component resected *Incorrect: Removes the entire duodenum* - This is **TRUE** - the entire duodenum is removed en bloc with pancreatic head - D1, D2, D3, and D4 portions are all resected *Incorrect: Removes the gallbladder* - This is **TRUE** - cholecystectomy is a standard component of Whipple procedure - The gallbladder and distal common bile duct are routinely removed

Question 9: The commonest major surgical complication following Whipple procedure is:

A. Disruption of gastric anastomosis
B. Disruption of pancreatic anastomosis (Correct Answer)
C. Biliary peritonitis
D. GI bleeding

Explanation: ***Disruption of pancreatic anastomosis*** - **Pancreatic fistula** resulting from the disruption of the pancreatic anastomosis is the most frequent and most serious complication, occurring in 5-20% of cases. - Leakage of pancreatic fluids can lead to severe **intra-abdominal infection**, hemorrhage, and multi-organ failure. *Disruption of gastric anastomosis* - While possible, leak from the **gastric or duodenal anastomosis** is less common than pancreatic fistula. - This complication typically leads to peritonitis or abscess formation but generally has a lower morbidity compared to pancreatic leaks. *Biliary peritonitis* - **Bile leaks** from the hepaticojejunostomy are less common than pancreatic leaks and generally have a lower risk of severe systemic complications. - They primarily cause **peritonitis** and sometimes require percutaneous drainage or re-operation. *GI bleeding* - Gastrointestinal bleeding can occur post-Whipple, either from the **anastomotic sites**, stress ulcers, or coagulation issues. - While serious, it is typically less common and often more manageable than the sequelae of a pancreatic fistula.

Question 10: Middle segment pancreatectomy is avoided in which of the following conditions?

A. Tumors of head of pancreas
B. Cystadenoma
C. Tumors of tail of pancreas (Correct Answer)
D. Tumor of neck of pancreas

Explanation: ***Tumors of tail of pancreas*** - Middle segment pancreatectomy involves resection of the central portion of the pancreas, usually sparing the head and tail. Therefore, it is not suitable for **tumors located in the pancreatic tail**. - For tail tumors, a **distal pancreatectomy** is the standard surgical approach, as it allows for complete resection of the tumor with appropriate margins. *Cystadenoma* - These are often located in the body or tail but can occur in the middle segment. If a **cystadenoma** is located in the middle segment, a middle segment pancreatectomy may be an appropriate treatment. - The decision to perform a middle segment pancreatectomy versus another procedure depends on the exact location and size of the cystadenoma, as well as its malignant potential. *Tumors of head of pancreas* - Tumors in the **head of the pancreas** typically involve crucial structures like the bile duct and duodenum. - For these tumors, a **pancreaticoduodenectomy (Whipple procedure)** is the standard and often only curative surgical option. *Tumor of neck of pancreas* - The **neck of the pancreas** is part of the middle segment of the pancreas. - Tumors in this location are amenable to **middle segment pancreatectomy**, as this procedure specifically targets resecting the central portion while preserving surrounding healthy tissue.

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