General Surgery Principles — MCQs
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In a case of obstructed hernia, strangulation is suggested by which of the following? 1. Presence of shock 2. Pain is never completely absent 3. Localised tenderness is associated with rebound tenderness 4. Pain persists despite conservative management 5. An external hernia becomes tense, tender, irreducible, with recent increase in size Select the correct answer using the code given below:
Good surgical practice and surgical ethics include all EXCEPT:
Ventral hernia includes all EXCEPT:
A young sports person presented in surgical emergency with the complaints of severe pain in the groin area, extending into the scrotum and upper thigh. The pain is debilitating and he is not able to exercise. On examination there is tenderness in the region of Inguinal canal and pubic tubercle. He is probably suffering from:
During total abdominal hysterectomy the ureter is likely to undergo injury or ligation during the following steps EXCEPT:
Which one of the following type of meshes is recommended for intraperitoneal use in abdominal wall hernia?
'Swiss cheese defects' are seen during laparoscopic repair of:
Which type of surgery is laparoscopic cholecystectomy classified as?
A 28-year-old woman presents with right lower quadrant pain, nausea, and fever. CT shows appendiceal wall thickening and fat stranding. Her white blood cell count is 13,000/μL with 85% neutrophils. However, she is 12 weeks pregnant. What is the most appropriate management considering the clinical scenario?
A 28-year-old pregnant woman at 32 weeks gestation presents with acute appendicitis. She is hemodynamically stable but has significant right lower quadrant pain and leukocytosis. The obstetric team is concerned about preterm labor risk, while the surgical team recommends immediate appendectomy. Synthesize the risks and benefits to determine the optimal management approach.
General Surgery Principles Indian Medical PG Practice Questions and MCQs
Question 821: In a case of obstructed hernia, strangulation is suggested by which of the following? 1. Presence of shock 2. Pain is never completely absent 3. Localised tenderness is associated with rebound tenderness 4. Pain persists despite conservative management 5. An external hernia becomes tense, tender, irreducible, with recent increase in size Select the correct answer using the code given below:
- A. 1, 2, 3, 4 and 5 (Correct Answer)
- B. 1, 2, 4 and 5 only
- C. 1, 2, 3, 4 only
- D. 1, 3 and 5 only
Explanation: ***1, 2, 3, 4 and 5*** - All listed options (presence of **shock**, persistent pain, **localized and rebound tenderness**, failure of conservative management, and a **tense, tender, irreducible hernia** with recent size increase) are classic indicators of **hernia strangulation**. - **Strangulation** is a surgical emergency where the blood supply to the herniated tissue is compromised, leading to **ischemia** and potential **necrosis**, requiring immediate intervention. *1, 2, 4 and 5 only* - This option incorrectly omits **localized tenderness associated with rebound tenderness**, which is a crucial sign of peritoneal irritation and impending or established strangulation. - While other signs are accurate, the absence of this specific finding makes the option incomplete for a comprehensive understanding of strangulation. *1, 2, 3, 4 only* - This option misses the critical clinical sign of an **external hernia becoming tense, tender, irreducible, with a recent increase in size**, which is a direct and often visible sign of strangulation. - The physical examination findings of the hernia itself are paramount in diagnosing strangulation. *1, 3 and 5 only* - This option omits two significant indicators: **pain is never completely absent** (implying continuous, severe pain) and **pain persists despite conservative management**. - Continuous pain and refractoriness to treatment highlight the progressive and severe nature of strangulation.
Question 822: Good surgical practice and surgical ethics include all EXCEPT:
- A. Confidentiality
- B. Experiment without consent (Correct Answer)
- C. Informed consent
- D. Respect autonomy
Explanation: ***Experiment without consent*** - Performing an experiment or research procedure on a patient **without proper informed consent** is a direct violation of medical ethics and good surgical practice. - Even well-designed clinical research requires **explicit patient consent**, **ethics committee approval**, and adherence to principles of *non-maleficence* and *beneficence*. - Conducting any experimental procedure without consent violates patient autonomy and the fundamental ethical principle of **informed consent**. *Confidentiality* - **Confidentiality** is a cornerstone of patient care, ensuring that patient information is protected and disclosed only with proper consent or legal requirement. - Maintaining confidentiality is an essential component of good surgical practice and medical ethics. *Informed consent* - **Informed consent** is a fundamental ethical and legal requirement before any medical procedure, ensuring the patient understands the *risks, benefits, alternatives*, and prognosis. - It upholds the principle of *patient autonomy*, allowing individuals to make decisions about their own healthcare. *Respect autonomy* - **Respect for autonomy** means acknowledging and upholding a patient's right to *make their own decisions* about their medical care, free from coercion. - This principle guides processes like obtaining informed consent and respecting a patient's choices, even if they differ from the medical professional's recommendation, as long as the patient is competent.
Question 823: Ventral hernia includes all EXCEPT:
- A. Inguinal hernia (Correct Answer)
- B. Umbilical hernia
- C. Epigastric hernia
- D. Para-umbilical hernia
Explanation: ***Inguinal hernia*** - An **inguinal hernia** is a protrusion of abdominal contents through the **inguinal canal**, located in the groin region. - It is **NOT a ventral hernia** because it occurs through the inguinal canal in the groin, not through the anterior abdominal wall directly. - Inguinal hernias are classified separately as **groin hernias**, distinct from ventral hernias. *Umbilical hernia* - An **umbilical hernia** occurs through a defect in the **umbilical ring** at the umbilicus. - This is a **true ventral hernia** as it protrudes directly through the anterior abdominal wall at the umbilicus. - Common in infants and adults, especially in conditions that increase intra-abdominal pressure. *Epigastric hernia* - An **epigastric hernia** involves protrusion of preperitoneal fat or peritoneum through a defect in the **linea alba** between the xiphoid process and the umbilicus. - This is a **ventral hernia** because it occurs directly in the anterior abdominal wall through the midline. *Para-umbilical hernia* - A **para-umbilical hernia** occurs through a defect in the **linea alba** adjacent to, but not directly through, the umbilical cicatrix. - This is classified as a **ventral hernia** due to its location in the anterior abdominal wall near the umbilicus.
Question 824: A young sports person presented in surgical emergency with the complaints of severe pain in the groin area, extending into the scrotum and upper thigh. The pain is debilitating and he is not able to exercise. On examination there is tenderness in the region of Inguinal canal and pubic tubercle. He is probably suffering from:
- A. Inguinal hernia
- B. Femoral hernia
- C. Varicocele
- D. Sportsman hernia (Correct Answer)
Explanation: ***Sportsman hernia*** - The presentation of severe, debilitating groin pain extending to the scrotum and upper thigh, especially in a young sports person, is highly characteristic of a **sportsman's hernia** (also known as athletic pubalgia or Gilmore's groin). - This condition involves a **tear or weakening** of the posterior inguinal wall or associated musculature, leading to chronic groin pain exacerbated by physical activity. *Inguinal hernia* - This typically presents with a **visible bulge** in the groin that may or may not be painful, often increasing with straining but usually not as debilitating without incarceration. - While pain can extend to the scrotum, the primary complaint is usually the bulge and the pain is frequently relieved by lying down, unlike the chronic, activity-related pain described. *Femoral hernia* - A femoral hernia usually presents as a **lump below the inguinal ligament**, often more common in women, and can be easily confused with lymphadenopathy or a saphena varix. - While it can cause pain, it is less likely to produce the widespread, debilitating pain described as a primary symptom without signs of complications like incarceration. *Varicocele* - A varicocele is a condition of **enlarged veins within the scrotum** and typically presents as a "bag of worms" sensation or dull ache in the scrotum, often worse after standing for prolonged periods. - The pain is usually scrotal and not described as severe, debilitating groin pain extending to the upper thigh with tenderness in the inguinal canal, as seen in this case.
Question 825: During total abdominal hysterectomy the ureter is likely to undergo injury or ligation during the following steps EXCEPT:
- A. During division and ligation of the round ligaments (Correct Answer)
- B. During division and ligation of infundibulopelvic ligaments
- C. During division and ligation of mackenrodt's and uterosacral ligaments
- D. At the vaginal angles while incising the vagina to remove the cervix with the uterus
Explanation: ***During division and ligation of the round ligaments*** - The round ligaments are located **far from the ureters**, passing through the **inguinal canal** anteriorly. - They are **anterior and lateral** to the broad ligament and do not cross the ureteral path. - **Ureteral injury is highly unlikely** during their division and ligation, making this the correct answer to the EXCEPT question. *During division and ligation of mackenrodt's and uterosacral ligaments* - The **ureter passes about 1-2 cm lateral to the cervix** at the level of the internal os, in close proximity to the **cardinal (Mackenrodt's) and uterosacral ligaments**. - These ligaments provide significant support to the uterus and are one of the **most common sites of ureteral injury** during hysterectomy. - The ureter is particularly vulnerable during clamping and ligating these structures. *At the vaginal angles while incising the vagina to remove the cervix with the uterus* - The **ureters are at the level of the vaginal fornices** as they course toward the bladder base. - This is a well-recognized **high-risk area** for ureteral injury during vaginal cuff clamping and incision. - The ureter can be inadvertently caught in the clamps applied to control bleeding from the vaginal angles. *During division and ligation of infundibulopelvic ligaments* - The **infundibulopelvic ligament** (IP ligament or suspensory ligament of the ovary) contains the **ovarian vessels**. - The ureter runs along the **pelvic sidewall immediately medial and posterior** to the IP ligament. - This is another **high-risk area** for ureteral injury, especially if the ligament is not elevated adequately away from the pelvic sidewall during clamping.
Question 826: Which one of the following type of meshes is recommended for intraperitoneal use in abdominal wall hernia?
- A. Absorbable meshes
- B. Heavy weight, porous meshes
- C. Light weight, porous meshes
- D. Tissue separating meshes (Correct Answer)
Explanation: ***Correct: Tissue separating meshes*** - These meshes are designed with a **non-adherent barrier** on one side to prevent visceral adhesions when placed intraperitoneally. - They are essential for intraperitoneal hernia repair to avoid complications like **bowel obstruction** or **fistula formation**. - Examples include **Parietex Composite, Proceed, and Composix** meshes. *Incorrect: Light weight, porous meshes* - While generally preferred for tension-free repair due to reduced foreign body reaction, they **lack an anti-adhesive barrier** for intraperitoneal use. - Their direct contact with abdominal viscera can lead to **adhesion formation**, which is a significant complication. *Incorrect: Absorbable meshes* - These meshes are intended for temporary support and are eventually broken down and absorbed by the body. - Their complete absorption means they **do not provide long-term reinforcement** or prevent hernia recurrence, which is crucial for permanent repair. *Incorrect: Heavy weight, porous meshes* - These meshes are associated with a **higher foreign body reaction**, leading to more inflammation, pain, and mesh contraction. - They also **lack the necessary anti-adhesive coating** for safe intraperitoneal placement, increasing the risk of visceral adhesions.
Question 827: 'Swiss cheese defects' are seen during laparoscopic repair of:
- A. Ventral hernia
- B. Inguinal hernia (Correct Answer)
- C. Obturator hernia
- D. Femoral hernia
Explanation: ***Inguinal hernia*** - **Swiss cheese defects** refer to multiple small defects in the **transversalis fascia** seen in some cases of direct inguinal hernias. - These defects require careful identification and repair during **laparoscopic inguinal hernia repair** to prevent recurrence. *Ventral hernia* - Ventral hernias are typically located on the **anterior abdominal wall**, often at previous surgical incision sites. - The term **Swiss cheese defects** is not commonly used to describe the fascial defects associated with ventral hernias. *Obturator hernia* - An **obturator hernia** protrudes through the obturator foramen and is a rare type of pelvic hernia. - The pattern of fascial defects described as **Swiss cheese** is unrelated to this type of hernia. *Femoral hernia* - A **femoral hernia** protrudes through the femoral canal, inferior to the inguinal ligament. - This type of hernia involves a distinct anatomical defect, which does not typically present as multiple small holes referred to as **Swiss cheese defects**.
Question 828: Which type of surgery is laparoscopic cholecystectomy classified as?
- A. Clean contaminated (Correct Answer)
- B. Dirty
- C. Contaminated
- D. Clean
Explanation: ***Clean contaminated*** - This classification applies to surgeries that involve a **viscus** (e.g., gallbladder, gastrointestinal tract, respiratory tract) but with **no unusual contamination** encountered. - While the gallbladder contains bile, which harbors bacteria, in an uncomplicated laparoscopic cholecystectomy, spillage is controlled, and there's no pre-existing infection. *Dirty* - This category is reserved for procedures performed in the presence of **established infection**, such as an abdominal abscess or perforated viscus with gross spillage. - There is evidence of **pus** or a **perforated hollow viscus** encountered during the operation. *Contaminated* - This classification is used when there is a **major break in sterile technique** or a significant spillage from the gastrointestinal contents or infected bile. - It also includes procedures where **acute, non-purulent inflammation** is encountered, or an open, traumatic wound is less than 4 hours old. *Clean* - These are procedures in which there is **no inflammation**, the gastrointestinal, genitourinary, or respiratory tracts are **not entered**, and there is no break in aseptic technique. - Examples include breast biopsies, hernia repairs without bowel resection, and thyroidectomies.
Question 829: A 28-year-old woman presents with right lower quadrant pain, nausea, and fever. CT shows appendiceal wall thickening and fat stranding. Her white blood cell count is 13,000/μL with 85% neutrophils. However, she is 12 weeks pregnant. What is the most appropriate management considering the clinical scenario?
- A. Antibiotic therapy to avoid surgery in pregnancy
- B. Observation with serial examinations due to pregnancy
- C. Laparoscopic appendectomy regardless of pregnancy
- D. Open appendectomy via right lower quadrant incision (Correct Answer)
Explanation: ***Correct: Open appendectomy via right lower quadrant incision*** - **Acute appendicitis** during pregnancy is a surgical emergency requiring prompt surgical intervention - At **12 weeks gestation (first trimester)**, **open appendectomy** is the preferred approach due to lower risk of trocar injury to the gravid uterus and avoidance of pneumoperitoneum effects on early pregnancy - The CT findings (appendiceal wall thickening, fat stranding) combined with clinical presentation (RLQ pain, fever, leukocytosis) confirm the diagnosis - Delaying surgery increases risk of **perforation**, leading to **peritonitis**, **sepsis**, and adverse fetal outcomes including **preterm labor** or fetal demise - **Maternal and fetal safety** are optimized with prompt open surgical intervention at this gestational age *Incorrect: Antibiotic therapy to avoid surgery in pregnancy* - While non-operative management with antibiotics may be considered for uncomplicated appendicitis in select non-pregnant patients, it is **not standard of care** in pregnancy - Risk of **perforation** and rapid clinical deterioration is higher in pregnancy due to delayed diagnosis (atypical presentation) and physiological changes - Conservative management significantly increases risk of **maternal sepsis** and **fetal loss** *Incorrect: Observation with serial examinations due to pregnancy* - **Observation is contraindicated** when diagnosis of acute appendicitis is confirmed by imaging and clinical findings - Appendicitis can progress rapidly to perforation in pregnancy, with **perforation rates of 25-50%** if surgery is delayed - Serial examinations delay definitive treatment and increase **maternal and fetal morbidity and mortality** *Incorrect: Laparoscopic appendectomy regardless of pregnancy* - While laparoscopic appendectomy is increasingly used in pregnancy, it is most safely performed in the **second trimester (14-27 weeks)** - At **12 weeks (first trimester)**, concerns include potential trocar injury to the uterus, effects of pneumoperitoneum on uteroplacental perfusion, and technically challenging visualization - Open approach remains the **traditional gold standard** at this gestational age, though laparoscopy may be performed by experienced surgeons in select cases
Question 830: A 28-year-old pregnant woman at 32 weeks gestation presents with acute appendicitis. She is hemodynamically stable but has significant right lower quadrant pain and leukocytosis. The obstetric team is concerned about preterm labor risk, while the surgical team recommends immediate appendectomy. Synthesize the risks and benefits to determine the optimal management approach.
- A. Conservative management with antibiotics until delivery
- B. Immediate delivery followed by appendectomy
- C. Immediate open appendectomy via muscle-splitting incision (Correct Answer)
- D. Laparoscopic appendectomy with CO2 insufflation modifications
Explanation: ***Immediate open appendectomy via muscle-splitting incision*** - Appendicitis in pregnancy, especially in the third trimester, carries significant risks of **perforation**, **peritonitis**, and **preterm labor** if left untreated, making immediate surgical intervention crucial. - While laparoscopic approaches are often preferred, an **open approach** via a transverse muscle-splitting incision may be opted for in the third trimester due to the enlarged uterus altering anatomy and potentially obscuring laparoscopic views. *Conservative management with antibiotics until delivery* - This approach is generally **not recommended** for acute appendicitis due to the high risk of **perforation** and subsequent maternal and fetal complications, including peritonitis, sepsis, and preterm labor. - Delaying surgery significantly increases the chances of disease progression, which can lead to a more complex and dangerous situation for both the mother and the fetus. *Immediate delivery followed by appendectomy* - Delivering the fetus at 32 weeks gestation, even if stable, would expose the newborn to risks associated with **preterm birth**, such as respiratory distress syndrome and other neonatal morbidities. - The primary goal at 32 weeks is to prolong the pregnancy if possible, and appendectomy with fetal monitoring is a safer alternative than early iatrogenic delivery. *Laparoscopic appendectomy with CO2 insufflation modifications* - While laparoscopic appendectomy can be performed in pregnancy, the **large gravid uterus** in the third trimester often makes it technically challenging and increases the risk of uterine injury with standard port placement and CO2 insufflation pressures. - Open appendectomy is often preferred in the third trimester to minimize uterine manipulation and ensure adequate visualization without the risks associated with elevated intra-abdominal pressures from CO2 insufflation.
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