Gastrointestinal Surgery Practice Questions

Q: Which of the following is NOT a surgical indication in inflammatory bowel disease?

Extraintestinal complication. ### Explanation In Inflammatory Bowel Disease (IBD), surgery is generally reserved for complications that cannot be managed medically. **Why "Extraintestinal Complications" is the correct answer:** Extraintestinal manifestations (EIMs) such as **erythema nodosum, peripheral arthritis, and episcleritis** usually parallel the activity of the bowel disease and improve with medical management of the primary inflammation. Others, like **Primary Sclerosing Cholangitis (PSC) and Ankylosing Spondylitis**, follow a course independent of the bowel disease. Therefore, surgical resection of the diseased bowel (especially in Crohn’s) does not reliably cure or improve these complications, making them a **non-indication** for surgery. **Analysis of Incorrect Options:** * **Obstruction (A):** This is the **most common indication** for surgery in Crohn’s disease, usually caused by fibrotic narrowing or acute inflammation. * **Perianal Complications (B):** Complex fistulae, recurrent abscesses, or symptomatic anal fissures that fail medical therapy (like Infliximab) require surgical intervention (e.g., Seton placement or diversion). * **Stricture (D):** Persistent symptomatic strictures, especially those causing "pre-stenotic dilatation" or those suspicious of malignancy, require surgical procedures like **Strictureplasty** (to preserve bowel length) or resection. **NEET-PG High-Yield Pearls:** 1. **Ulcerative Colitis (UC):** Surgery (Proctocolectomy) is **curative**. The most common emergency indication is **Toxic Megacolon** (refractory to 24–72 hours of medical therapy). 2. **Crohn’s Disease:** Surgery is **not curative** due to the transmural, skip-lesion nature. The goal is "bowel-preserving surgery" to avoid **Short Bowel Syndrome**. 3. **Cancer Risk:** Long-standing IBD (especially UC >10 years) increases the risk of colorectal cancer; high-grade dysplasia is a definitive surgical indication.

Q: Which of the following is true about a Mallory-Weiss tear?

Symptoms improve with conservative management. **Explanation:** **Mallory-Weiss Syndrome (MWS)** is characterized by longitudinal mucosal lacerations at the gastroesophageal junction or gastric cardia. It typically occurs after episodes of forceful vomiting, retching, or coughing (often associated with alcohol bingeing). **1. Why Option D is correct:** The majority of Mallory-Weiss tears (80–90%) are superficial and involve only the **mucosa and submucosa**. Because the bleeding is usually arterial but from small vessels, it tends to stop spontaneously. Therefore, **conservative management**—including fluid resuscitation, acid suppression (PPIs), and observation—is the standard of care. Endoscopic intervention (clipping or thermal therapy) is reserved only for active, persistent bleeding. **2. Why other options are incorrect:** * **Options A & C:** **Hamman’s sign** (a crunching sound heard over the precordium synchronous with the heartbeat) is a classic sign of **pneumomediastinum**. This is characteristic of **Boerhaave Syndrome**, not Mallory-Weiss. * **Option B:** Mallory-Weiss involves only a partial-thickness mucosal tear. A **transmural perforation** (involving all layers of the esophagus) defines **Boerhaave Syndrome**, which is a surgical emergency. **Clinical Pearls for NEET-PG:** * **Location:** Most commonly located just below the GE junction on the lesser curvature of the stomach. * **Presentation:** Painless hematemesis following forceful retching. * **Diagnosis:** Upper GI Endoscopy (Gold Standard). * **Risk Factor:** Strong association with chronic alcohol use and hiatal hernia. * **Contrast:** Remember the "B" in **B**oerhaave stands for **B**een through all layers (transmural) and is much more severe than Mallory-Weiss.

Q: Which anatomical location corresponds to gastric lymph node station 5?

Suprapyloric. The Japanese Gastric Cancer Association (JGCA) classification of regional lymph nodes is a high-yield topic for NEET-PG, as it dictates the extent of lymphadenectomy (D1 vs. D2) during gastrectomy. ### **Explanation of the Correct Answer** **Option A (Suprapyloric)** is the correct answer. Gastric lymph node **Station 5** refers specifically to the nodes located along the **suprapyloric artery**, situated just above the pylorus. These nodes are part of the perigastric group (N1) and are routinely removed during a D1 lymphadenectomy for distal gastric cancers. ### **Analysis of Incorrect Options** * **Option B (Splenic hilum):** This corresponds to **Station 10**. These nodes are located at the hilum of the spleen and are typically removed during a D2 dissection for proximal gastric tumors. * **Option C (Lesser curvature):** This area contains **Station 1** (Right paracardial) and **Station 3** (Nodes along the lesser curvature). * **Option D (Greater curvature):** This area contains **Station 4** (Nodes along the short gastric and gastroepiploic vessels) and **Station 2** (Left paracardial). ### **NEET-PG High-Yield Pearls** To master the JGCA classification, remember these key stations: * **Station 1 & 2:** Right and Left Paracardial. * **Station 3:** Lesser curvature. * **Station 4:** Greater curvature. * **Station 5:** Suprapyloric. * **Station 6:** Infrapyloric. * **Station 7:** Left gastric artery (Start of D2/N2 group). * **Station 8:** Common hepatic artery. * **Station 9:** Celiac axis. * **Station 11:** Splenic artery. * **Station 12:** Hepatoduodenal ligament. **Clinical Note:** A **D1 dissection** involves stations 1–6, while a **D2 dissection** (the standard of care for resectable gastric cancer) includes stations 1–12.

Q: All of the following are true about Auger's hernia, except:

It is seen in front of the femoral vessels.. **Explanation:** **Auger’s Hernia** (also known as a Laugier’s hernia) is a rare clinical variant of a femoral hernia. The correct answer is **Option B** because Auger’s hernia is **not** seen in front of the femoral vessels; rather, it occurs through a defect in the **lacunar ligament** (Gimbernat’s ligament). 1. **Why Option B is the correct answer (The Exception):** A hernia that occurs specifically in front of the femoral vessels is known as a **Prevascular hernia (Teale’s hernia)**. In contrast, Auger’s hernia passes through the fibers of the lacunar ligament, medial to the femoral vein. Therefore, the statement that it is in front of the vessels is anatomically incorrect. 2. **Analysis of other options:** * **Option A:** It is indeed a subtype of femoral hernia, distinguished by its unusual exit point through the lacunar ligament rather than the femoral canal. * **Option C:** Like all femoral hernias, Auger’s hernia has a very high rate of strangulation. This is because the lacunar ligament forms a rigid, non-distensible boundary that easily constricts the herniated contents. * **Option D:** This is the defining anatomical feature of Auger’s hernia. It pierces the lacunar ligament to enter the thigh. **High-Yield Clinical Pearls for NEET-PG:** * **Velpeau Hernia:** A femoral hernia located **lateral** to the femoral vessels (Pre-styloid). * **Cloquet’s Hernia:** A hernia that lies deep to the pectineal fascia. * **De Garengeot Hernia:** Presence of the appendix within a femoral hernia sac. * **Key Anatomy:** The femoral canal is bounded medially by the lacunar ligament, laterally by the femoral vein, and anteriorly by the inguinal ligament. Any hernia through these boundaries is a surgical emergency due to the narrow neck.

Q: Which of the following is NOT a predisposing factor for carcinoma of the esophagus?

Ectodermal dysplasia. **Explanation:** The correct answer is **D. Ectodermal dysplasia**. This condition is a group of genetic disorders affecting the development of hair, teeth, nails, and sweat glands, but it has no established clinical association with esophageal malignancy. **Why the other options are predisposing factors:** * **Achalasia (Option A):** Chronic stasis of food leads to bacterial overgrowth and fermentation, causing chronic mucosal irritation (esophagitis). This increases the risk of **Squamous Cell Carcinoma (SCC)**, typically occurring 15–20 years after the onset of symptoms. * **Tylosis Palmaris (Option B):** Also known as *Howel-Evans syndrome*, this is an autosomal dominant condition characterized by hyperkeratosis of the palms and soles. It has a nearly **95% lifetime risk** of developing esophageal SCC by age 65. * **Zenker’s Diverticulum (Option C):** While rare (0.3–1.5%), chronic irritation and inflammation within the stagnant pouch can lead to the development of SCC. **High-Yield NEET-PG Pearls:** 1. **Histology Match:** Most predisposing factors (Achalasia, Tylosis, Lye ingestion, Plummer-Vinson syndrome) lead to **Squamous Cell Carcinoma**. **Barrett’s Esophagus** is the primary precursor for **Adenocarcinoma**. 2. **Plummer-Vinson Syndrome:** Characterized by the triad of iron deficiency anemia, glossitis, and esophageal webs; it is a significant risk factor for post-cricoid SCC. 3. **Location:** SCC is most common in the **middle third** of the esophagus, whereas Adenocarcinoma is most common in the **lower third** (associated with GERD and obesity). 4. **Dietary Factors:** Deficiencies in Vitamin A, C, and Zinc, as well as the consumption of nitrosamines and very hot beverages, are linked to increased SCC risk.

Q: Ileocecal tuberculosis presents with all the following findings except:

Longitudinal ulcers are more common. Explanation: In **Ileocecal Tuberculosis**, the characteristic pathological finding is **transverse (circumferential) ulcers**, not longitudinal ones. This occurs because the tubercle bacilli travel via the lymphatics, which are arranged circumferentially around the bowel wall. As these transverse ulcers heal, they often lead to significant fibrosis and stricture formation. * **Why Option D is the correct answer (False statement):** Longitudinal ulcers are the hallmark of **Crohn’s Disease**, not Tuberculosis. In Crohn’s, ulcers follow the long axis of the bowel, often leading to a "cobblestone" appearance. * **Option A (Rapid emptying):** Known as **Stierlin’s Sign**, this is a classic radiological finding where the inflamed, irritable terminal ileum empties rapidly into the cecum, appearing narrow or empty on a barium meal. * **Option B (Inverted umbrella sign):** Also called the **Fleischner sign**, this refers to the thickening of the ileocecal valve and narrowing of the terminal ileum, giving the appearance of an inverted umbrella or a "T-shaped" junction. * **Option C (Stellate ulcers):** Early tubercular lesions present as small, stellate (star-shaped) ulcers with elevated, shaggy margins due to lymphoid hyperplasia in Peyer's patches. **High-Yield Clinical Pearls for NEET-PG:** * **Most common site:** Ileocecal region (due to high density of lymphoid tissue and physiological stasis). * **Sterling Sign:** Rapid emptying of the terminal ileum. * **Goose-neck deformity:** Shortening and straightening of the terminal ileum. * **Conical Cecum:** Fibrosis causing the cecum to become shrunken and pulled up. * **Differential Diagnosis:** Always differentiate from Crohn’s Disease (Longitudinal ulcers, transmural involvement, non-caseating granulomas).

Q: What is the Charles Phillips procedure indicated for?

Recurrent small bowel obstruction. ### Explanation The **Charles Phillips procedure** (also known as the Phillips plication) is a surgical technique used for the management of **recurrent small bowel obstruction**, particularly when caused by extensive adhesions. **Why the correct answer is right:** In patients with recurrent adhesive small bowel obstruction, simple adhesiolysis often leads to the formation of new, disorganized adhesions that cause further kinking and obstruction. The Charles Phillips procedure involves **transverse plication** of the small bowel loops. By suturing the loops of the small intestine together in a controlled, orderly fashion (serosa-to-serosa), the surgeon ensures that any future adhesions form in a way that maintains a wide, non-obstructive lumen and prevents sharp angulation or "kinking." **Why the incorrect options are wrong:** * **Small bowel atresia:** This is a congenital condition treated by resection of the atretic segment and primary end-to-end anastomosis (e.g., Bishop-Koop or Santulli procedure). * **Meconium ileus:** Initial management is usually non-surgical (Gastrografin enema). If surgery is required, procedures like the Mikulicz exteriorization or Bishop-Koop chimney anastomosis are preferred. * **Sigmoid volvulus:** Acute management involves sigmoidoscopic detorsion. Definitive treatment is a sigmoid colectomy (Resection and primary anastomosis or Hartmann’s procedure). **Clinical Pearls for NEET-PG:** * **Noble’s Plication:** An older, more extensive version of this procedure where the entire mesentery is also sutured. It is rarely performed now due to high complication rates. * **Childs-Phillips Plication:** Uses transmesenteric sutures to arrange the bowel loops in a "serpentine" fashion. * **Indications:** These plication procedures are "salvage" operations reserved for patients with "matted" adhesions where repeated simple adhesiolysis has failed.

Question 1

Which of the following is NOT a surgical indication in inflammatory bowel disease?

Accepted Answer

Extraintestinal complication

Answer

Obstruction

Answer

Perianal complication

Answer

Stricture

Question 2

Which of the following is true about a Mallory-Weiss tear?

Accepted Answer

Symptoms improve with conservative management

Answer

Hamman's mediastinum

Answer

Esophagus perforates through all layers

Answer

Crunching sound on auscultation

Question 3

Which anatomical location corresponds to gastric lymph node station 5?

Accepted Answer

Suprapyloric

Answer

Splenic hilum

Answer

Lesser curvature

Answer

Greater curvature

Question 4

Sclerotherapy failure is defined as?

Accepted Answer

Unresponsiveness to two consecutive energy sclerotherapies

Answer

Unresponsiveness to three consecutive energy sclerotherapies

Answer

Remnant bleeding even after sclerotherapy for two successive hospital admissions

Answer

Failure to heal after a single treatment

Question 5

All of the following are true about Auger's hernia, except:

Accepted Answer

It is seen in front of the femoral vessels.

Answer

It is a type of femoral hernia.

Answer

It has a high strangulation rate.

Answer

It is a hernia through the lacunar ligament.

Question 6

A 24-year-old female presents with suspected appendicitis and undergoes surgery. Intraoperatively, the appendix appears normal, but the ileum is inflamed, enlarged, and shows multiple adhesions with surrounding fat involvement. What is the most likely diagnosis?

Accepted Answer

Ileocaecal tuberculosis

Answer

Diverticulosis

Answer

Intussusception

Answer

Carcinoid

Question 7

Which of the following is NOT a predisposing factor for carcinoma of the esophagus?

Accepted Answer

Ectodermal dysplasia

Answer

Achalasia

Answer

Tylosis palmaris

Answer

Zenker's diverticulum

Question 8

Ileocecal tuberculosis presents with all the following findings except:

Accepted Answer

Longitudinal ulcers are more common

Answer

Rapid emptying of narrowed terminal ileum

Answer

Inverted umbrella sign

Answer

Stellate ulcer with elevated margins

Question 9

What is the Charles Phillips procedure indicated for?

Accepted Answer

Recurrent small bowel obstruction

Answer

Small bowel atresia

Answer

Meconium ileus

Answer

Sigmoid volvulus

Question 10

A 65-year-old male smoker presents with a right inguinal mass. He complains of recent difficulty with micturition and nocturia. The swelling does not extend to the scrotum and reduces when resting. What is the likely diagnosis?

Accepted Answer

Direct Inguinal hernia

Answer

Strangulated indirect inguinal hernia

Answer

Hydrocele

Answer

Cyst of the cord

Gastrointestinal Surgery — MCQs

Gastrointestinal Surgery — MCQs

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