Pediatric Nutrition — MCQs

Pediatric Nutrition Indian Medical PG Practice Questions and MCQs

Question 311: Breastfeeding for less than 15 minutes per day from either or one breast is known as:

A. Non-breastfed
B. Token feeding (Correct Answer)
C. Low parental breastfed
D. All of the above

Explanation: ### Explanation **Correct Answer: B. Token Feeding** **Medical Concept:** Token feeding is a specific clinical term used in pediatric nutrition to describe a situation where a mother offers the breast to the infant, but the duration is insufficient to provide any significant nutritional value. It is defined as breastfeeding for **less than 15 minutes per day** in total, regardless of whether it is from one or both breasts. In such cases, the infant is essentially receiving negligible amounts of breast milk, and their primary caloric intake must come from other sources (formula or animal milk). **Analysis of Options:** * **A. Non-breastfed:** This term applies to infants who receive no breast milk at all. Since token feeding involves some (albeit minimal) contact with the breast, it does not technically fall under "non-breastfed." * **C. Low parental breastfed:** This is not a standard medical or epidemiological term used in pediatric nutrition guidelines (WHO/UNICEF). * **D. All of the above:** Incorrect, as "Token feeding" is the specific technical definition for the duration described. **High-Yield Facts for NEET-PG:** * **Exclusive Breastfeeding (EBF):** Feeding only breast milk (including expressed milk or ORS/drops/syrups) for the first 6 months of life. No water is allowed. * **Predominant Breastfeeding:** Breast milk is the primary source, but the infant also receives water or water-based drinks (juice, tea). * **Complementary Feeding:** Should be started at 6 months (180 days) of age while continuing breastfeeding up to 2 years or beyond. * **Colostrum:** Rich in IgA and lactoferrin; it acts as the "first immunization" for the newborn. * **Hindmilk vs. Foremilk:** Foremilk (start of feed) is rich in water and protein to quench thirst; Hindmilk (end of feed) is rich in fat to provide satiety and weight gain. Token feeding fails to provide adequate hindmilk.

Question 312: Which of the following are manifestations of vitamin C deficiency?

A. Pseudoparalysis
B. Sabre tibia
C. Epistaxis (Correct Answer)
D. Craniotabes

Explanation: **Explanation:** Vitamin C (Ascorbic acid) is a vital cofactor for the hydroxylation of proline and lysine residues during **collagen synthesis**. Deficiency leads to **Scurvy**, characterized by defective osteoid matrix formation and increased capillary fragility. * **Why Epistaxis is Correct:** Defective collagen in the basement membrane of capillaries leads to fragile blood vessels. This manifests as hemorrhagic tendencies, including **epistaxis** (nosebleeds), petechiae, ecchymosis, and characteristic "corkscrew hairs." Gum bleeding is also a hallmark, but only in children who already have erupted teeth. **Analysis of Incorrect Options:** * **Pseudoparalysis (Option A):** While scurvy causes "pseudoparalysis" due to extreme pain from **subperiosteal hemorrhage** (the child refuses to move the limbs), it is a non-specific term. In the context of this specific question, epistaxis is a more direct manifestation of the vascular fragility seen in scurvy. *Note: If this were a "Multiple Correct" type question, Pseudoparalysis would also be considered.* * **Sabre Tibia (Option B):** This refers to the anterior bowing of the tibia, a classic sign of **Late Congenital Syphilis**. * **Craniotabes (Option D):** This is the softening of the skull bones, which is the earliest skeletal sign of **Vitamin D deficiency (Rickets)**. **High-Yield Clinical Pearls for NEET-PG:** * **Radiological Signs of Scurvy:** Look for **Frankel’s line** (white line of dense calcification), **Trummerfeld zone** (scurvy zone/lucent line), **Wimberger’s ring** (dense epiphysis), and **Pelkan spurs**. * **The "Frog-leg" Position:** Infants with scurvy often lie with legs abducted and externally rotated due to subperiosteal pain. * **Rosary:** Scurvy causes a **"Scorbutic Rosary"** (sharp, angular costochondral junctions), whereas Rickets causes a "Rachitic Rosary" (smooth, rounded beads).

Question 313: A 7-year-old child presents with poor wound healing, perifollicular hemorrhages, and sharp, painful swellings at the costochondral junctions of the ribs. Which of the following treatments is recommended?

A. Leafy vegetables in the diet
B. Animal products containing liver in the diet
C. Avoidance of eggs from the diet
D. Oranges and amla in the diet (Correct Answer)

Explanation: ### Explanation The clinical presentation of **poor wound healing**, **perifollicular hemorrhages** (corkscrew hairs), and painful **costochondral swellings** (Scorbutic Rosary) is classic for **Scurvy**, which is caused by a deficiency of **Vitamin C (Ascorbic Acid)**. Vitamin C is essential for the hydroxylation of proline and lysine residues during **collagen synthesis**. A deficiency leads to defective connective tissue and capillary fragility, resulting in the characteristic bleeding tendencies and bone involvement seen in this patient. **Why Option D is Correct:** * **Oranges and Amla (Indian Gooseberry):** These are the richest natural sources of Vitamin C. Amla, in particular, is a high-yield fact as it contains the highest concentration of Vitamin C among common foods. Treatment involves dietary supplementation with citrus fruits and oral ascorbic acid. **Why Other Options are Incorrect:** * **Option A (Leafy vegetables):** While healthy, they are primarily sources of Vitamin K, Vitamin A, and Folate. They do not contain sufficient Vitamin C to treat clinical scurvy. * **Option B (Animal products/Liver):** These are excellent sources of Vitamin B12 and Vitamin A. Vitamin C is primarily found in fresh fruits and vegetables; it is heat-labile and often destroyed during the cooking of meat. * **Option C (Avoidance of eggs):** Eggs are a source of high-quality protein and Vitamin D. There is no clinical rationale for avoiding eggs in a child with Vitamin C deficiency. --- ### NEET-PG High-Yield Pearls: Scurvy (Vitamin C Deficiency) * **Scorbutic Rosary:** Sharp, angular, and painful swellings at the costochondral junction (distinguish from **Rachitic Rosary**, which is rounded and painless). * **Radiological Signs:** * **Frankel’s Line:** Dense zone of provisional calcification. * **Wimberger’s Ring:** Sharp sclerotic margin around the epiphysis. * **Trummerfeld Zone:** Lucent "scurvy line" proximal to Frankel's line (zone of rarefaction). * **Pelkan Spur:** Lateral bony spurs at the metaphysis. * **First Sign of Scurvy:** Often irritability and "pseudoparalysis" due to subperiosteal hemorrhage causing pain on movement.

Question 314: A young patient presents with knee pain, irritability, and gum bleeding. Radiographs of the leg show significantly thin cortex with a white line at the metaphysis. What is the most likely diagnosis?

A. Fluorosis
B. Rickets
C. Scurvy (Correct Answer)
D. Caffey's disease

Explanation: **Explanation:** The clinical presentation of irritability, bone pain (pseudoparalysis), and hemorrhagic manifestations like gum bleeding in a child is classic for **Scurvy (Vitamin C deficiency)**. Vitamin C is essential for collagen synthesis; its deficiency leads to capillary fragility and defective osteoid formation. **Why Scurvy is Correct:** The radiographic findings described are pathognomonic: * **White line of Fraenkel:** A dense, radiopaque line at the metaphysis representing a zone of well-calcified but poorly absorbed cartilage. * **Ground-glass appearance:** Due to a significantly thinned cortex and loss of trabecular markings. * **Other signs (not mentioned but relevant):** *Wimberger’s ring* (dense epiphysis rim), *Pelkan spur* (metaphyseal spurs), and *Trummerfeld zone* (scurvy line/lucent zone). **Why Other Options are Incorrect:** * **Rickets:** Presents with "cupping, splaying, and fraying" of the metaphysis and a *widened* osteoid plate, not a thin cortex with a white line. * **Fluorosis:** Characterized by increased bone density (osteosclerosis) and ligamentous calcification, rather than thinning of the cortex. * **Caffey’s Disease (Infantile Cortical Hyperostosis):** Presents with massive subperiosteal new bone formation (thickening) and irritability, typically involving the mandible, ribs, or clavicle. **NEET-PG High-Yield Pearls:** * **Early Sign:** Irritability and "Frog-leg position" due to subperiosteal hemorrhage pain. * **Earliest Radiographic Sign:** Rarefaction of the zone of provisional calcification. * **Key Pathology:** Failure of osteoid formation by osteoblasts. * **Clinical Triad:** Hyperkeratosis, Hemorrhage (corkscrew hair, petechiae), and Hematologic (anemia).

Question 315: Which of the following is NOT a feature of scurvy?

A. Bony thickening
B. Metaphyseal widening (Correct Answer)
C. Epiphyseal separation
D. Dense margin at metaphysis

Explanation: **Explanation:** Scurvy is caused by a deficiency of **Vitamin C (Ascorbic Acid)**, which is essential for collagen synthesis. In the skeletal system, this leads to defective osteoid formation. While the calcification of cartilage continues, the failure to form bone matrix results in specific radiological signs. **Why "Metaphyseal Widening" is the correct answer:** Metaphyseal widening (cupping and splaying) is a hallmark feature of **Rickets**, not Scurvy. In Scurvy, the metaphysis actually becomes fragile and thin (the "Trummerfeld zone" or zone of rarefaction), rather than widening. **Analysis of Incorrect Options:** * **Bony Thickening:** This refers to the **subperiosteal hemorrhage** characteristic of Scurvy. As the hemorrhage heals, the periosteum is lifted and new bone forms, leading to apparent thickening of the bone shaft. * **Epiphyseal Separation:** Due to the extreme fragility of the scorbutic zone (Trummerfeld zone) at the metaphysis, the epiphysis can easily displace or separate, often presenting as a "pseudo-paralysis." * **Dense Margin at Metaphysis:** Also known as the **Frankel Line**, this represents a zone of well-calcified cartilage that appears radiopaque (dense) because it hasn't been converted into bone. **High-Yield Clinical Pearls for NEET-PG:** * **Wimberger’s Sign:** A sharp, sclerotic margin surrounding a lucent center in the epiphysis (Ring sign). * **Pelkan Spur:** Marginal spurring at the metaphysis due to outward healing of subperiosteal hemorrhage. * **Clinical Triad:** Irritability (due to bone pain), Gingival bleeding, and Follicular hyperkeratosis (corkscrew hair). * **Key Differentiator:** Scurvy presents with **exquisite bone pain/tenderness**, whereas Rickets typically does not.

Question 316: A 15-month-old child is feeding on cow milk mixed with water. The child presents with severe wasting, bipedal edema, and poor appetite. What is the most likely diagnosis?

A. Kwashiorkor (Correct Answer)
B. Marasmus
C. Kwashiorkor and Marasmus
D. None of the above

Explanation: ### Explanation The correct diagnosis is **Kwashiorkor**. This clinical scenario highlights the classic presentation of Protein-Energy Malnutrition (PEM) characterized by a deficiency in protein despite a potentially adequate (or slightly deficient) caloric intake. **1. Why Kwashiorkor is correct:** The hallmark of Kwashiorkor is **bipedal edema** (pitting edema), which occurs due to hypoalbuminemia (low serum albumin) leading to decreased oncotic pressure. The history of feeding on **cow milk diluted with water** is a classic trigger; while the child receives some calories, the protein content is severely insufficient. Other key features present here include **poor appetite** (anorexia is common in Kwashiorkor) and wasting, which can be masked by the edema. **2. Why other options are incorrect:** * **Marasmus:** This is caused by a deficiency of both proteins and total calories. The cardinal sign is "skin and bones" appearance with **no edema**. Children with Marasmus typically maintain a good appetite, unlike those with Kwashiorkor. * **Marasmic-Kwashiorkor:** This is a mixed form where a child with features of Marasmus (severe wasting) develops edema. While the child has "severe wasting," the presence of edema and poor appetite specifically points toward the clinical syndrome of Kwashiorkor in the context of low-protein milk feeding. **3. High-Yield Clinical Pearls for NEET-PG:** * **Age Group:** Kwashiorkor typically affects children >1 year (after weaning), whereas Marasmus often affects infants <1 year. * **Dermatosis:** "Flaky paint" or "Crazy pavement" dermatosis is pathognomonic for Kwashiorkor. * **Hair Changes:** "Flag sign" (alternating bands of light and dark hair) is seen in Kwashiorkor. * **Psychological state:** Children with Kwashiorkor are often apathetic and irritable, while Marasmic children are usually alert but hungry. * **WHO Criteria:** Bipedal edema is the essential diagnostic criterion for Severe Acute Malnutrition (SAM) regardless of other anthropometric measurements.

Question 317: What is the difference in composition between colostrum and normal milk?

A. Decreased potassium
B. Decreased sodium
C. Increased proteins (Correct Answer)
D. Increased calories

Explanation: **Explanation:** The composition of breast milk changes significantly during the first few days postpartum to meet the specific physiological needs of the neonate. **Colostrum**, secreted during the first 2–4 days, is often called "liquid gold" due to its dense concentration of protective and structural components. **Why "Increased Proteins" is Correct:** Colostrum contains significantly **higher protein content** (approx. 8–10 g/dL) compared to mature milk (approx. 1 g/dL). This is primarily due to high concentrations of **secretory IgA**, lactoferrin, and albumin. These proteins provide essential passive immunity and facilitate the maturation of the infant's gut mucosa. **Analysis of Incorrect Options:** * **A & B (Potassium and Sodium):** Colostrum actually has **higher concentrations of Sodium, Chloride, and Magnesium**, while having lower concentrations of Potassium compared to mature milk. * **D (Increased Calories):** This is a common misconception. Colostrum is **lower in calories** (approx. 58 kcal/dL) than mature milk (approx. 67–70 kcal/dL). This is because colostrum has lower levels of lactose and fats, which are the primary energy sources in mature milk. **High-Yield NEET-PG Pearls:** * **Vitamin Content:** Colostrum is rich in fat-soluble vitamins (**A, D, E, and K**). Vitamin A gives colostrum its characteristic yellowish color. * **Transition:** Milk produced from day 5–14 is "Transitional Milk," and after day 14, it is "Mature Milk." * **Lactose:** The concentration of lactose is **lowest in colostrum** and increases as the milk matures to support the infant's increasing energy demands. * **Specific Gravity:** Colostrum has a higher specific gravity (1.040–1.060) compared to mature milk.

Question 318: Pelkan's spur is seen in which condition?

A. Rickets
B. Hypopituitarism
C. Scurvy (Correct Answer)
D. Hypothyroidism

Explanation: **Explanation:** **Pelkan’s spur** is a classic radiological sign of **Scurvy** (Vitamin C deficiency). Scurvy leads to defective collagen synthesis, resulting in fragile osteoid and capillary walls. The spur is a lateral bony outgrowth seen at the metaphysis. It occurs because the **Zone of Provisional Calcification** (Frankel’s line) is brittle and extends beyond the width of the shaft, often associated with a healing subperiosteal hemorrhage that lifts the periosteum. **Analysis of Options:** * **Scurvy (Correct):** Other radiological hallmarks include **Frankel’s line** (dense metaphyseal band), **Trummerfeld zone** (scurvy zone/lucent linear band), and **Wimberger’s ring sign** (dense circular epiphysis with a lucent center). * **Rickets:** Characterized by **cupping, splaying, and fraying** of the metaphysis due to failure of osteoid mineralization. It does not feature Pelkan’s spurs. * **Hypothyroidism:** Typically presents with **delayed bone age**, epiphyseal dysgenesis (stippled epiphysis), and increased bone density, but not metaphyseal spurs. * **Hypopituitarism:** Primarily manifests as a significant delay in skeletal maturation (bone age) and proportionate short stature, without specific metaphyseal deformities like spurs. **High-Yield Clinical Pearls for NEET-PG:** * **Scurvy Clinical Triad:** Pseudoparalysis (due to pain), irritability, and hemorrhagic manifestations (gingival bleeding, petechiae). * **Early Sign:** The earliest radiological sign of scurvy is often the **Trummerfeld zone**. * **Differential Diagnosis:** Scurvy is a common differential for a "limping child" or "refusal to move limbs" (pseudoparalysis) alongside osteomyelitis and septic arthritis.

Question 319: Which of the following is not a parameter for the WHO classification of malnutrition?

A. Symmetrical edema
B. Weight for height
C. Weight for age (Correct Answer)
D. Height for age

Explanation: ### Explanation The **WHO Classification of Malnutrition** (specifically for Severe Acute Malnutrition - SAM) is designed to identify children at high risk of mortality. The correct answer is **Weight for age** because, while it is used in the IAP (Indian Academy of Pediatrics) classification and for growth monitoring in the Road to Health chart, it is **not** a criterion for the WHO classification of acute malnutrition. #### Why Weight for Age is the Correct Answer: Weight for age reflects "Underweight," which is a composite indicator. It does not distinguish between acute malnutrition (wasting) and chronic malnutrition (stunting). Therefore, a child could be underweight due to being short (stunted) rather than currently starving. #### Analysis of Other Options: * **Symmetrical Edema (Option A):** This is a pathognomonic sign of Kwashiorkor. The presence of bilateral pitting edema automatically classifies a child as having **Severe Acute Malnutrition (SAM)**, regardless of other anthropometric measurements. * **Weight for Height (Option B):** This measures "Wasting." A Z-score of **< -3 SD** (Standard Deviations) defines SAM, while -2 to -3 SD defines Moderate Acute Malnutrition (MAM). It is the primary indicator for current, acute nutritional stress. * **Height for Age (Option D):** This measures "Stunting." While primarily used to define **Chronic Malnutrition**, it is a standard parameter in the WHO Child Growth Standards to assess long-term nutritional status. #### High-Yield Clinical Pearls for NEET-PG: * **WHO Criteria for SAM (6–59 months):** 1. MUAC (Mid-Upper Arm Circumference) **< 11.5 cm**. 2. Weight for Height Z-score **< -3 SD**. 3. Presence of **Bilateral Pitting Edema**. * **Gomez Classification:** Uses Weight for Age. * **Waterlow’s Classification:** Uses Weight for Height (Wasting) and Height for Age (Stunting). * **Mnemonic:** **S**unting = **S**tature (Height for age); **W**asting = **W**eight for height.

Question 320: A six-month-old infant, exclusively fed cow's milk, presents with petechiae, anemia, fever, and generalized tenderness. Examination reveals bilateral lower extremity swelling and a normal blood count. What is the most likely diagnosis?

A. Arthritis
B. Poliomyelitis
C. Osteomyelitis
D. Scurvy (Correct Answer)

Explanation: ### Explanation **Correct Answer: D. Scurvy** The clinical presentation is classic for **Infantile Scurvy (Barlow’s Disease)**, caused by Vitamin C deficiency. * **Pathophysiology:** Vitamin C is essential for collagen synthesis. Deficiency leads to capillary fragility (causing **petechiae** and subperiosteal hemorrhages) and defective osteoid formation. * **Key Clues:** The infant is fed **exclusive cow’s milk**; boiling cow's milk destroys the heat-labile Vitamin C. * **Clinical Signs:** **Generalized tenderness** (pseudoparalysis) and lower extremity swelling occur due to painful **subperiosteal hemorrhages**. Fever and anemia are common systemic associations. **Why Incorrect Options are Wrong:** * **A. Arthritis:** While it causes swelling and pain, it typically involves the joint space rather than the bone shafts, and wouldn't explain petechiae or the specific dietary history. * **B. Poliomyelitis:** Presents with asymmetric flaccid paralysis and absent deep tendon reflexes, but it is **painless** and does not cause swelling or petechiae. * **C. Osteomyelitis:** While it causes fever and bone pain, it is usually localized to a single bone and would typically show an elevated WBC count (this patient has a normal blood count). **High-Yield NEET-PG Pearls for Scurvy:** 1. **Radiological Signs:** * **Frankel’s Line:** Dense zone of provisional calcification. * **Wimberger’s Ring Sign:** Circular opacification around the epiphysis. * **Pelkan Spur:** Marginal spurring. * **Trummerfeld Zone:** Lucent scorbutic zone (site of fractures). 2. **First Sign:** Irritability and generalized tenderness (pseudoparalysis). 3. **Gingival Changes:** Spongy, bleeding gums (only seen if teeth have erupted).

Practice by Chapter

Breastfeeding

Practice Questions

Infant Formula Feeding

Practice Questions

Complementary Feeding

Practice Questions

Nutritional Requirements by Age

Practice Questions

Malnutrition and Failure to Thrive

Practice Questions

Obesity in Children

Practice Questions

Vitamin Deficiencies

Practice Questions

Mineral Deficiencies

Practice Questions

Food Allergies and Intolerances

Practice Questions

Nutritional Management of Chronic Diseases

Practice Questions

Eating Disorders

Practice Questions

Parenteral and Enteral Nutrition

Practice Questions

Want unlimited practice?

Get full access to all questions, explanations, and performance tracking.

Start For Free