Pancreatic Surgery

Pancreatic Surgery Indian Medical PG Question 1: Which of the following is not an indication for surgical intervention in acute pancreatitis?

• A. Diagnostic dilemma
• B. Pancreatic abscess
• C. Infected pancreatic necrosis
• D. Acute fluid collection (Correct Answer)

Pancreatic Surgery Explanation: ***Acute fluid collection*** - **Acute fluid collections** are common in acute pancreatitis and are often **sterile** and resolve spontaneously without intervention. - Early surgical intervention for uncomplicated acute fluid collections is generally **contraindicated** due to high morbidity and mortality. *Diagnostic dilemma* - When the diagnosis of acute pancreatitis is uncertain and other surgical emergencies, such as **perforated viscus** or **ischemic bowel**, cannot be ruled out, surgery may be necessary. - An **exploratory laparotomy** can help confirm the diagnosis and address any concurrent surgical pathology. *Pancreatic abscess* - A **pancreatic abscess** is a localized collection of pus in or near the pancreas, indicating **infected necrotic tissue**. - Surgical drainage and debridement are typically required to control the infection and prevent systemic sepsis. *Infected pancreatic necrosis* - **Infected pancreatic necrosis** is a severe complication of acute pancreatitis with high mortality, often requiring surgical debridement (necrosectomy). - While sterile necrosis may be managed conservatively, **infected necrosis** necessitates intervention to remove the source of infection.

Pancreatic Surgery Indian Medical PG Question 2: Which of the following is resected in Whipple's operation, except?

• A. Duodenum
• B. Head of pancreas
• C. Neck of pancreas (Correct Answer)
• D. Common bile duct

Pancreatic Surgery Explanation: ***Neck of pancreas*** - In a **Whipple procedure** (pancreaticoduodenectomy), the **neck of the pancreas** is the site of transection (division), not resection. - The **head of the pancreas** (distal to the neck) is removed, while the **body and tail** (proximal to the neck) are preserved. - The transected surface at the neck is anastomosed to the jejunum to maintain pancreatic drainage. *Duodenum* - The **entire duodenum** is resected during a Whipple operation. - This is necessary because the **head of the pancreas** is intimately involved with the duodenum, sharing blood supply and lymphatic drainage. *Head of pancreas* - The **head of the pancreas** is the primary target for resection in a Whipple procedure. - This is typically performed for **malignancies** (pancreatic or periampullary tumors) or severe inflammatory conditions affecting this region. *Common bile duct* - The **distal common bile duct** is resected as part of the specimen to ensure complete tumor excision with adequate margins. - The remaining **proximal common bile duct** is then anastomosed to the jejunum (hepaticojejunostomy).

Pancreatic Surgery Indian Medical PG Question 3: Most commonly ruptured organ in blunt trauma to abdomen is:

• A. Liver
• B. Spleen (Correct Answer)
• C. Kidney
• D. Adrenals

Pancreatic Surgery Explanation: ***Spleen*** - The **spleen** is the most commonly injured organ in **blunt abdominal trauma** (40-55% of cases) due to its superficial location in the left upper quadrant and its relatively fragile, highly vascular parenchyma. - Its anatomical position, without significant muscular or bony protection anteriorly, makes it vulnerable to compressive and shearing forces during blunt impacts. - Typically presents with left upper quadrant pain, left shoulder pain (Kehr's sign), and signs of hypovolemic shock. *Liver* - While the **liver** is the second most commonly injured organ in blunt abdominal trauma (35-45% of cases), it is less frequently ruptured than the spleen. - Its larger size and more protected position by the rib cage offer some degree of shielding compared to the spleen. - Presents with right upper quadrant pain and peritoneal signs. *Kidney* - **Kidney injuries** are less common than splenic or hepatic injuries in blunt abdominal trauma, requiring significant force due to their retroperitoneal location and protection by the back muscles and lower ribs. - Renal trauma is usually associated with flank pain and hematuria. - Protected retroperitoneal position makes injury less frequent. *Adrenals* - **Adrenal gland injuries** are extremely rare in blunt abdominal trauma, typically occurring only with severe, high-energy impact and often in conjunction with other significant organ damage. - Their small size and deep retroperitoneal location make them highly protected.

Pancreatic Surgery Indian Medical PG Question 4: Class 3 hemorrhagic shock refers to:

• A. Blood loss more than 40%
• B. Blood loss between 15% - 30%
• C. Blood loss between 30% - 40% (Correct Answer)
• D. Blood loss less than 15%

Pancreatic Surgery Explanation: ***Blood loss between 30% - 40%*** - **Class 3 hemorrhagic shock** is defined by a **blood loss** of 30-40% of the patient's total blood volume. - This level of blood loss typically leads to significant **hemodynamic instability**, including a marked decrease in **blood pressure** and altered mental status. *Blood loss more than 40%* - This level of blood loss corresponds to **Class 4 hemorrhagic shock**, which is the most severe class. - Patients in **Class 4 shock** are in immediate **life-threatening danger** with profound **hypotension** and absent peripheral pulses. *Blood loss between 15% - 30%* - This range of blood loss characterizes **Class 2 hemorrhagic shock**, where compensatory mechanisms are still largely effective. - Patients typically present with **tachycardia** and mild to no change in **blood pressure**. *Blood loss less than 15%* - This represents **Class 1 hemorrhagic shock**, which is the mildest form of shock. - Patients in **Class 1 shock** are usually **asymptomatic** or have minimal signs such as slight **tachycardia**.

Pancreatic Surgery Indian Medical PG Question 5: What is the type of incision commonly used in pancreaticoduodenectomy?

• A. Chevron incision (Correct Answer)
• B. Lanz incision
• C. Maylard incision
• D. Kocher's incision

Pancreatic Surgery Explanation: ***Chevron incision*** - A **chevron incision** (also known as a rooftop or bilateral subcostal incision) provides **excellent exposure** to the upper abdomen, making it ideal for complex procedures like **pancreaticoduodenectomy** (Whipple procedure). - This incision allows for wide access to the **pancreas**, **duodenum**, **biliary tree**, and **major vessels**, facilitating the extensive dissection and reconstruction required. *Kocher's incision* - **Kocher's incision** is a right subcostal incision typically used for procedures on the **gallbladder** and **biliary tree**. - It does not offer sufficient exposure for the extensive and multi-quadrant dissection required during a **pancreaticoduodenectomy**. *Lanz incision* - A **Lanz incision** is a short, oblique incision in the right lower quadrant, primarily used for **appendectomy**. - This incision is far too small and incorrectly located to be used for any upper abdominal surgery, let alone a **pancreaticoduodenectomy**. *Maylard incision* - The **Maylard incision** is a transverse incision made in the lower abdomen, commonly used for **gynecological** and **urological** procedures. - It is unsuitable for upper abdominal operations such as a **pancreaticoduodenectomy** due to its low anatomical position.

Pancreatic Surgery Flashcard 1 of 5

Question: Surgery is contraindicated in Stage _____ or T4 tumor of pancreas.

Answer: 3

Pancreatic Surgery Flashcard 2 of 5

Question: Distal resection of the pancreatic tail, with end-to-end pancreaticojejunostomy, is known as _____ procedure.

Answer: Duval

Pancreatic Surgery Flashcard 3 of 5

Question: Large (>_____ cm) BD-IPMNs, MD-IPMNs, symptomatic IPMNs, and invasive IPMN are treated with partial pancreatectomy.

Answer: 2

Pancreatic Surgery Flashcard 4 of 5

Question: The following structures are removed during Whipple’s procedure: (7) _____

Answer:

Pancreatic Surgery Flashcard 5 of 5

Question: Surgery of choice for treatment of carcinoma of the head of the pancreas is _____ also known as LongmireTraverso procedure.

Answer: pylorus-preserving pancreatoduodenectomy