Daily requirement of calcium during pregnancy and lactation is

ESIC Nursing Officer-7July 2024

Obstetrics & Gynaecology

Easy

Appeared in: ESIC Nursing Officer-7July 2024

Explanation

The correct range is 1.0-1.5 grams (1000-1500 mg) per day.
The Indian Council of Medical Research (ICMR) recommends 1200 mg/day for pregnant and lactating women, which falls within this range.
The US Institute of Medicine recommends 1000 mg/day, also fitting within this option.
This amount is essential for fetal bone development and to prevent demineralization of the mother's bones.

Option A: This range (500-1000 mg) is generally adequate for a non-pregnant adult but is insufficient to meet the increased metabolic demands of fetal growth and milk production.
Option C: This higher range (1500-2000 mg) is a specific recommendation by the WHO for preventing pre-eclampsia in populations with low dietary calcium intake, not the general daily requirement for all pregnant women.
Option D: An intake greater than 2.0 grams (2000 mg) exceeds the tolerable upper intake level for most individuals and increases the risk of adverse effects such as kidney stones, hypercalcemia, and constipation, without providing additional benefit.

Visual 1: Infographic - A chart showing rich dietary sources of calcium, such as milk, yogurt, cheese, ragi, leafy green vegetables, and sesame seeds, with the amount of calcium per serving. This helps in patient education for dietary planning.
Visual 2: Diagram - A simple diagram illustrating calcium transfer from mother to fetus across the placenta for bone building, and from mother to breast milk during lactation.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain The recommended daily dietary allowance (RDA) of calcium for women during pregnancy and lactation as background academic context rather than a clinical decision trigger.
Nurses play a key role in educating pregnant and lactating women about the importance of adequate calcium intake through both diet and supplements.
Patient counseling should include advice to take calcium supplements with meals to enhance absorption and to separate them from iron supplements by at least 2 hours to prevent interference with iron absorption.
Monitoring for and managing side effects of calcium supplementation, such as constipation, is an important nursing intervention. Advising increased fluid and fiber intake can help alleviate this.

How to Approach the Question

First, identify the core of the question: it asks for the standard daily calcium requirement during pregnancy and lactation.
Note that the options are given in different units (mg and gm). Convert all options to the same unit for easy comparison (1 gm = 1000 mg).
Recall or look up the recommended dietary allowances (RDA) from authoritative bodies like the ICMR for the Indian context.
Compare the recalled value (e.g., 1200 mg from ICMR) with the given options.
Select the option that encompasses the recommended value. Here, 1200 mg falls within the 1.0-1.5 gm (1000-1500 mg) range.
Differentiate between general RDA and specific therapeutic guidelines (like the higher dose for pre-eclampsia prevention) to avoid choosing an incorrect distractor.

Concept Tested & Keywords

Concept Tested: The recommended daily dietary allowance (RDA) of calcium for women during pregnancy and lactation.
Stem keywords: Daily requirement, calcium, pregnancy, lactation
Lead-in keywords: BEST, MOST RELEVANT CLUE

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