Gestational diabetes increases risk for the following, EXCEPT

ESIC Nursing Officer - 2019 (Shift-2)

Obstetrics & Gynaecology

Medium

Appeared in: ESIC Nursing Officer - 2019 (Shift-2)

Explanation

Gestational Diabetes Mellitus (GDM) typically develops in the second or third trimester of pregnancy.
The critical period for fetal organ development (organogenesis) is the first trimester.
Since GDM arises after organogenesis is complete, it is not associated with an increased risk of major congenital anomalies.
In contrast, pre-gestational diabetes, which is present before conception and during the first trimester, carries a high risk of causing congenital malformations.

Option B: This is an incorrect distractor. While macrosomia is more common, a small for date (or small for gestational age) fetus is a possible, though less frequent, complication of GDM, especially if placental insufficiency or pre-eclampsia develops.
Option C: This is incorrect because macrosomia (an excessively large fetus) is a hallmark complication of GDM. Maternal hyperglycemia leads to fetal hyperglycemia and subsequent fetal hyperinsulinemia, which promotes excessive growth.
Option D: This is incorrect because GDM is associated with an increased risk of both preterm delivery (often medically indicated due to complications) and stillbirth, particularly with poor glycemic control.

Visual 1: Infographic: Timeline of pregnancy showing the first trimester (organogenesis) and the typical onset of GDM in the second/third trimester.
Visual 2: Flowchart: Pathophysiology of macrosomia in GDM, showing the pathway from maternal hyperglycemia to fetal hyperinsulinemia and increased fetal growth.
Visual 3: Comparison Table: Gestational Diabetes vs. Pre-gestational Diabetes, highlighting differences in onset, risks, and management.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Fetal complications associated with Gestational Diabetes Mellitus (GDM) as background academic context rather than a clinical decision trigger.
Nurses play a crucial role in educating pregnant women about the importance of screening for GDM and maintaining glycemic control if diagnosed.
Understanding the different risk profiles for GDM versus pre-gestational diabetes is vital for providing accurate patient counseling and anticipatory guidance.
What if? If the patient had poorly controlled Type 1 diabetes before pregnancy (pre-gestational), then 'Congenital anomalies' would be a major risk, and the answer to this 'EXCEPT' question would likely change, possibly to 'Small for date fetus' if macrosomia was the expected outcome.

How to Approach the Question

First, identify the core concept: risks associated with Gestational Diabetes (GDM).
Note the keyword 'EXCEPT'. This means you are looking for the option that is NOT a risk of GDM.
Recall the pathophysiology of GDM, specifically its typical onset time (2nd/3rd trimester).
Evaluate each option against your knowledge of GDM complications.
A. Congenital anomalies: These form in the 1st trimester. GDM starts later. This is a likely candidate for the exception.
B. Small for date fetus: While less common than large babies, it's a possible complication.

Concept Tested & Keywords

Concept Tested: Fetal complications associated with Gestational Diabetes Mellitus (GDM).
Stem keywords: Gestational diabetes, risk, fetus
Lead-in keywords: EXCEPT
Negative lead-in flag: EXCEPT

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