Infanticide — MCQs

Infanticide Indian Medical PG Practice Questions and MCQs

Question 21: Which of the following tests is done to confirm a live-born fetus after fetal death?

A. Mirror test
B. Breslau's test (Correct Answer)
C. Magnus test
D. Paraffin test

Explanation: **Explanation:** The correct answer is **Breslau’s test**, also known as the **Stomach-Bowel Hydrostatic Test**. **1. Why Breslau’s Test is Correct:** This test is based on the principle that a live-born infant swallows air during the first few breaths. This air travels from the stomach into the intestines. During the test, the stomach and intestines are ligated, removed, and placed in water. If they float, it indicates the presence of air, suggesting the infant was born alive and breathed. It is often used as a corroborative test alongside the **Hydrostatic (Raygat’s) test** of the lungs. **2. Why the Other Options are Incorrect:** * **Mirror Test:** This is a clinical test used to confirm **death** (not live birth). A cold mirror is held in front of the nose/mouth; if it fogs up, it indicates continued respiration. * **Magnus Test:** This is a test for **somatic death**. A ligature is tied around a finger; if the tip remains white (no congestion), it suggests that circulation has ceased. * **Paraffin Test:** Also known as the **Dermal Nitrate Test**, this is used in ballistics to detect gunpowder residue (nitrates) on the hands of a person suspected of firing a gun. **3. NEET-PG High-Yield Pearls:** * **Hydrostatic Test (Raygat’s):** The gold standard for live birth. Lungs float in water if respiration occurred. * **Wredin’s Test:** Detection of air in the middle ear (another sign of live birth). * **Fodere’s Test:** Increase in the weight of the lungs due to increased pulmonary circulation after birth. * **Caution:** Decomposition can cause false positives in Breslau’s and Raygat’s tests due to the production of putrefactive gases. Always check for signs of decomposition before interpreting results.

Question 22: Spalding sign is seen in:

A. Abortion
B. Stillbirth
C. Intrauterine death (Correct Answer)
D. Infanticide

Explanation: **Explanation:** **Spalding’s Sign** is a classic radiological indicator of **Intrauterine Death (IUD)**. It refers to the irregular overlapping of the fetal cranial bones due to the liquefaction of the brain matter and the loss of intracranial pressure following fetal demise. 1. **Why Intrauterine Death is correct:** After the fetus dies in utero, the brain undergoes autolysis (maceration). This leads to a decrease in the volume of the cranial contents. Consequently, the cranial vault collapses, causing the parietal bones to overlap. This sign typically appears **4 to 7 days** after fetal death. 2. **Why other options are incorrect:** * **Abortion:** While fetal death occurs, Spalding’s sign is specifically a radiological finding associated with a more advanced gestational age where the skull bones are sufficiently ossified to show overlapping. * **Stillbirth:** A stillbirth is a fetus born dead after the period of viability. While a stillborn fetus may show Spalding’s sign if it died days before delivery, the sign itself is the diagnostic marker for the *state* of intrauterine death, not the act of birth. * **Infanticide:** This refers to the killing of a live-born infant. Spalding’s sign is a feature of maceration (aseptic autolysis in a sterile environment), which only occurs if the fetus dies while still inside the intact amniotic sac. **High-Yield Clinical Pearls for NEET-PG:** * **Robert’s Sign:** The presence of gas in the fetal heart and great vessels (earliest radiological sign of IUD, appearing within 12 hours). * **Deuel’s Halo Sign:** Edema of the fetal scalp causing a "halo" appearance on X-ray/USG. * **Maceration:** A definitive sign of IUD. It begins with skin peeling (slippage) usually after 12–24 hours of death in utero. * **Note:** Spalding’s sign can be a **false positive** during labor due to the normal molding of the fetal head as it passes through the birth canal.

Question 23: If a fetus is born dead at 5 months gestation, which of the following signs is identifiable during autopsy?

A. Rigor mortis
B. Mummification (Correct Answer)
C. Adipocere
D. Putrefaction

Explanation: **Explanation:** The correct answer is **Mummification** (specifically, **Maceration**). In the context of forensic medicine and fetal death, when a fetus dies in utero in a sterile environment (the amniotic sac), it undergoes a specific form of aseptic autolysis known as maceration. If the dead fetus remains in the uterus for a prolonged period without the introduction of bacteria, it dehydrates and shrivels, leading to a mummified appearance (Fetus Papyraceus). **Why other options are incorrect:** * **Rigor Mortis:** This requires a certain level of muscular development. In a 5-month-old fetus, the muscular system is too poorly developed to manifest detectable rigor mortis. * **Adipocere:** This requires the hydrogenation of body fats in a moist, anaerobic environment over several weeks to months. It is rarely seen in mid-trimester fetuses due to insufficient subcutaneous fat stores at 5 months. * **Putrefaction:** This is a septic process caused by bacteria (primarily *C. welchii*). Since the intact amniotic sac is a sterile environment, typical putrefaction does not occur unless the membranes have ruptured and infection has set in. **High-Yield NEET-PG Pearls:** * **Maceration Signs:** The earliest sign is **skin slipping** (bullae formation), which appears within 6–12 hours of death. * **Spalding’s Sign:** Overlapping of cranial bones seen on X-ray/USG due to liquefaction of the brain; usually appears 24–48 hours after fetal death. * **Robert’s Sign:** Presence of gas in the fetal heart or large vessels (earliest radiological sign, seen within 12 hours). * **Fetus Papyraceus:** Occurs in twin pregnancies where one fetus dies and is compressed/mummified by the growing twin.

Question 24: All are true about stillbirth, except:

A. Fetus was alive in utero
B. Birth weight < 1000 g (Correct Answer)
C. Diaphragm at 4-5th rib level
D. Hydrostatic test is negative

Explanation: **Explanation:** In Forensic Medicine, the distinction between a stillbirth and a live birth is critical for legal proceedings. **1. Why Option B is the Correct Answer (The Exception):** According to the World Health Organization (WHO) and the Indian legal/medical context, a **stillbirth** is defined as the birth of a fetus that has died in utero after reaching the period of viability. The standard criteria for stillbirth include a gestational age of **≥28 weeks** (in India) or a **birth weight of ≥1000 g**. Therefore, a fetus weighing **<1000 g** is generally classified as an abortion (if born dead) or a pre-term infant, but it does not meet the weight threshold for the definition of stillbirth. **2. Analysis of Incorrect Options:** * **Option A (Fetus was alive in utero):** This is true. By definition, a stillborn child was alive at some point during the pregnancy but died before or during the process of birth. * **Option C (Diaphragm at 4-5th rib level):** This is a classic autopsy finding in stillbirths. Since the lungs have never expanded with air, they remain collapsed in the thoracic cavity, allowing the diaphragm to remain high at the level of the **4th or 5th intercostal space**. In live births, expanded lungs push the diaphragm down to the 6th or 7th rib. * **Option D (Hydrostatic test is negative):** This is true. The hydrostatic (Raygat’s) test relies on the fact that lungs containing air will float. In a stillbirth, the lungs are atelectatic (airless) and will sink in water, resulting in a negative test. **Clinical Pearls for NEET-PG:** * **Wredin’s Test:** Disappearance of the gelatinous substance in the middle ear indicates live birth (due to air entry). * **Breslau’s Second Life Test:** Presence of air in the stomach and intestines suggests live birth. * **Maceration:** A definitive sign of stillbirth, occurring only if the fetus remains in the amniotic fluid for at least 24 hours after death in a sterile environment.

Question 25: A one-year-old child presented with multiple fractures in various stages of healing. What is the most probable diagnosis?

A. Scurvy
B. Rickets
C. Battered baby syndrome (Correct Answer)
D. Fall from height

Explanation: ### Explanation **Correct Answer: C. Battered Baby Syndrome (Caffey’s Syndrome)** The hallmark of **Battered Baby Syndrome** (Non-Accidental Injury) is the presence of **multiple fractures in various stages of healing**, indicating repeated episodes of trauma over time. This clinico-pathological condition occurs when a young child (usually under 3 years) suffers deliberate physical abuse by a parent or guardian. The discrepancy between the clinical findings (old and new injuries) and the history provided by the caregiver is a key diagnostic feature. **Why the other options are incorrect:** * **Scurvy (Option A):** While it causes subperiosteal hemorrhages and bone fragility, it typically presents with specific radiological signs like the *Wimberger ring sign* or *Frankel’s line*, rather than multi-stage fractures. * **Rickets (Option B):** Presents with widening of the growth plate, cupping, and fraying of metaphyses. While bones are soft (leading to deformities like bow legs), multiple fractures in different healing stages are not the primary presentation. * **Fall from height (Option D):** This usually results in acute, single-episode trauma. It cannot explain fractures at different stages of healing (e.g., a fresh fracture alongside a well-formed callus). **Clinical Pearls for NEET-PG:** * **Radiological Signs:** Look for **Metaphyseal bucket-handle fractures** or "corner fractures," which are highly specific for child abuse. * **Commonest Site:** Long bones (humerus, femur) and ribs (especially posterior rib fractures). * **Differential Diagnosis:** Always rule out **Osteogenesis Imperfecta** (look for blue sclera and family history). * **Legal Aspect:** In India, cases of Battered Baby Syndrome must be reported under the **POCSO Act** and the Juvenile Justice Act.

Question 26: All tests are used for infanticide except?

A. Ploucquet test
B. Fodere's test
C. Gettler's test (Correct Answer)
D. Raygat's test

Explanation: **Explanation:** In Forensic Medicine, the primary objective in cases of suspected infanticide is to determine whether the infant was **born alive** or was a stillbirth. This is established by checking for signs of respiration (breathing). **Why Gettler’s Test is the Correct Answer:** **Gettler’s Test** (Chloride test) is used to determine **death by drowning**. It compares the chloride content in the blood of the right and left ventricles of the heart. Since it is a test for drowning and not for live birth or respiration, it is the odd one out in the context of infanticide. **Analysis of Incorrect Options (Tests for Live Birth):** * **Ploucquet’s Test:** This is based on the **weight of the lungs** relative to the total body weight. In a live-born infant, the lungs are heavier due to increased pulmonary circulation following respiration (Ratio: 1:35 for live birth vs. 1:70 for stillbirth). * **Fodere’s Test (Static Test):** This involves weighing the lungs. It is the precursor to the Hydrostatic test. * **Raygat’s Test (Hydrostatic Test):** The most famous test for live birth. It relies on the fact that lungs containing air will **float in water**, while stillborn lungs (atelectatic) will sink. **High-Yield Clinical Pearls for NEET-PG:** * **Wredin’s Test:** Detection of air in the middle ear (disappearance of the gelatinous embryonic tissue). * **Breslau’s Second Life Test:** Presence of air in the stomach and intestines (Gastrointestinal Hydrostatic Test). * **Maceration:** A sterile autolytic process occurring in a dead fetus in utero; its presence is definitive proof of **stillbirth**. * **Caput Succedaneum vs. Cephalhematoma:** Important distinctions in birth trauma often asked alongside infanticide.

Question 27: The 'Stomach bowel test' is also known as which of the following?

A. Hydrostatic test
B. Breslau's first life test
C. Breslau's second life test (Correct Answer)
D. Raygat's test

Explanation: **Explanation:** The **Stomach-Bowel Test** (also known as **Breslau’s Second Life Test**) is a hydrostatic test used in forensic autopsy to determine if a newborn was born alive. It is based on the principle that a live-born infant swallows air during the process of breathing and crying. This air travels from the stomach into the intestines. * **Mechanism:** The stomach and intestines are ligated at both ends, removed, and placed in water. If they float, it indicates the presence of air, suggesting the infant breathed and swallowed air (live birth). **Analysis of Options:** * **Breslau’s Second Life Test (Correct):** This is the specific eponym for the stomach-bowel test. It complements the lung test to confirm live birth, especially if the lungs are decomposed. * **Breslau’s First Life Test (Incorrect):** This is another name for the **Hydrostatic Test (Raygat’s Test)**, which involves floating the lungs in water to check for air inhalation. * **Hydrostatic Test / Raygat’s Test (Incorrect):** These terms refer specifically to the floating of the **lungs**. While based on a similar principle of air displacement, they do not involve the gastrointestinal tract. **High-Yield Clinical Pearls for NEET-PG:** 1. **Sequence of Air:** Air reaches the stomach immediately after birth, the proximal small intestine in 1–2 hours, and the large intestine within 6–12 hours. This helps estimate the **duration of survival**. 2. **False Positives:** Putrefaction (gas formation due to decomposition) can cause a dead-born infant's organs to float. 3. **Wredin’s Test:** Another life test involving the disappearance of the gelatinous embryonic connective tissue in the middle ear (replaced by air). 4. **Staticum Test (Fodere’s Test):** Comparing the weight of the lungs to the body weight (increased weight in live births due to pulmonary circulation).

Question 28: In Breslau's second life test, which organ is tested?

A. Brain
B. Heart
C. Lung
D. Stomach and Intestine (Correct Answer)

Explanation: **Explanation:** In forensic pathology, **Breslau’s Second Life Test** (also known as the **Gastrointestinal Hydrostatic Test**) is used to determine if a newborn was born alive. **Why the correct answer is right:** The underlying principle is that a live-born infant swallows air during the first few breaths and while crying. This air travels from the esophagus into the stomach and subsequently into the intestines. During the test, the stomach and intestines are ligated at both ends, removed, and placed in water. If they float, it indicates the presence of air, suggesting the infant breathed after birth. It is considered a corroborative test to the Hydrostatic test of the lungs. **Why the incorrect options are wrong:** * **Brain (A):** There is no specific "life test" involving the buoyancy or air content of the brain. * **Heart (B):** While the closure of the Foramen Ovale and Ductus Arteriosus are signs of live birth, they are not part of Breslau’s test. * **Lung (C):** The lungs are the subject of the **Raygat’s Hydrostatic Test** (the "First Life Test"). While Breslau’s test is similar in principle, it specifically targets the GI tract. **High-Yield Clinical Pearls for NEET-PG:** * **Raygat’s Test:** Hydrostatic test for Lungs. * **Breslau’s Test:** Hydrostatic test for Stomach/Intestines. * **Wredin’s Test:** Presence of air in the middle ear (disappearance of the gelatinous embryonic connective tissue). * **False Positives:** Decomposition gases can cause organs to float even in stillborns. * **False Negatives:** A live-born infant who dies immediately after a single shallow breath may not have swallowed enough air for the GI tract to float.

Question 29: Caput succedaneum in a newborn is:

A. Collection of blood under the pericranium
B. Collection of sero-sanguineous fluid in the scalp (Correct Answer)
C. Edema of the scalp due to grip of the forceps
D. Varicose veins in the scalp

Explanation: **Explanation:** **Caput Succedaneum** is a common neonatal scalp condition characterized by a localized area of edema. It is caused by the pressure of the cervix or vaginal walls on the presenting part of the fetal head during labor, which obstructs venous and lymphatic drainage. 1. **Why Option B is Correct:** Caput succedaneum consists of a **sero-sanguineous (serous fluid and some blood) infiltration** into the subcutaneous tissues of the scalp, situated above the periosteum. Because it is superficial to the bone, it **crosses suture lines** and is typically present at the time of birth. 2. **Why Other Options are Incorrect:** * **Option A:** This describes a **Cephalhematoma**, which is a collection of blood *under* the pericranium (subperiosteal). Unlike Caput, it is limited by suture lines and usually appears hours after birth. * **Option C:** While forceps can cause scalp edema or bruising, Caput succedaneum is a physiological result of the birth canal's pressure, not specifically the mechanical grip of instruments. * **Option D:** This is anatomically incorrect; the condition involves fluid extravasation into tissues, not venous varicosities. **High-Yield NEET-PG Pearls:** * **Caput Succedaneum:** Crosses suture lines, present at birth, disappears within 24–48 hours. * **Cephalhematoma:** Does **not** cross suture lines (limited by periosteal attachments), appears after a few hours, takes weeks to resolve, and may lead to jaundice due to bilirubin breakdown. * **Mnemonic:** **C**aput **C**rosses **C**aps (Sutures). * **Forensic Significance:** The presence of Caput succedaneum is a definitive sign that the child was **born alive** and underwent the stresses of labor, which is crucial in cases of suspected infanticide.

Question 30: Punishment for infanticide comes under which section of the Indian Penal Code (IPC)?

A. IPC 102
B. IPC 324
C. IPC 302 (Correct Answer)
D. IPC 300

Explanation: **Explanation:** In Indian law, the term **"Infanticide"** (the killing of an infant under one year of age) is not defined as a separate offense, unlike in English law. In India, infanticide is legally treated as **Culpable Homicide amounting to Murder**. 1. **Why IPC 302 is correct:** Since infanticide is categorized as murder, the punishment is governed by **Section 302 of the IPC**, which prescribes the penalty for murder (death or imprisonment for life, and fine). 2. **Why IPC 300 is incorrect:** Section 300 defines the legal ingredients and conditions that constitute "Murder." It defines the crime but does not prescribe the punishment. 3. **Why IPC 324 is incorrect:** This section deals with "Voluntarily causing hurt by dangerous weapons or means," which is a non-fatal offense. 4. **Why IPC 102 is incorrect:** This section pertains to the "Commencement and continuance of the right of private defense of the body," which is unrelated to homicide. **High-Yield Clinical Pearls for NEET-PG:** * **Hydrostatic Test (Raygat’s Test):** The gold standard forensic test to determine if a child was born alive (lungs float in water due to aeration). * **Breslau’s Second Life Test:** Based on the presence of air in the stomach and intestines of a live-born infant. * **Wredin’s Test:** Disappearance of the gelatinous connective tissue in the middle ear, indicating respiration. * **Legal Status:** In India, if a mother kills her newborn due to postpartum psychosis, she is still charged under IPC 302, though psychiatric evaluation may be used in mitigation of the sentence.

Practice by Chapter

Viability of Newborn

Practice Questions

Live Birth and Stillbirth

Practice Questions

Causes of Death in Newborns

Practice Questions

Infanticide Methods

Practice Questions

Abandonment and Neglect

Practice Questions

Sudden Infant Death Syndrome

Practice Questions

Child Abuse and Battered Baby Syndrome

Practice Questions

Munchausen Syndrome by Proxy

Practice Questions

Examination of Infant Remains

Practice Questions

Legal Aspects of Infanticide

Practice Questions

Neonaticide vs. Infanticide

Practice Questions

Prevention Strategies

Practice Questions

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