DSSSB - 28 August 201…: Which assessment should be done after an amniotomy has been performed to a pregnant mother?

DSSSB - 28 August 2019 (Shift-1)

Obstetrics & Gynaecology

Hard

Appeared in: DSSSB - 28 August 2019 (Shift-1)

Explanation

An amniotomy, or artificial rupture of membranes (AROM), is performed to stimulate or accelerate labor.
The most critical and immediate risk of this procedure is umbilical cord prolapse, where the cord can slip down ahead of the fetal presenting part.
A prolapsed cord can become compressed, which cuts off blood flow and oxygen to the fetus, leading to fetal distress.
The earliest and most direct sign of cord compression and fetal distress is a significant change in the fetal heart rate (FHR), such as bradycardia or severe variable decelerations.
Therefore, assessing the FHR pattern immediately after an amniotomy is the highest priority to ensure fetal safety.

Option B: Assessing for bladder distention is a routine part of labor management but is not the most immediate priority after an amniotomy. A full bladder can slow labor progress but does not represent an acute, life-threatening complication of the procedure itself.
Option C: Monitoring maternal blood pressure is a standard component of care throughout labor but is not the specific priority assessment for a complication arising directly from an amniotomy.
Option D: Assessing cervical dilation evaluates the progress of labor. While important, it is not the immediate priority over assessing for a life-threatening fetal complication like cord prolapse.

Clinical Relevance

Nursing practice connection: Safe nursing care depends on performing Priority nursing assessment following an amniotomy (artificial rupture of membranes) in the correct sequence, documenting the action clearly, and monitoring for the expected response.
The nurse's primary responsibility after an amniotomy is to immediately assess the FHR for at least one full minute to establish a baseline and detect any changes. This is a critical patient safety action.
The nurse must also document the time of rupture and the characteristics of the amniotic fluid using the acronym COCA: Color (clear, meconium-stained, bloody), Odor (foul odor suggests infection), Consistency, and Amount.
What if? If the FHR drops significantly (bradycardia) or shows severe, persistent variable decelerations after an amniotomy, the nurse must act immediately. The first step is to perform a sterile vaginal exam to rule out a prolapsed cord. If a cord is felt, the nurse should manually lift the presenting part off the cord, place the mother in a knee-chest or deep Trendelenburg position, administer oxygen, and call for immediate assistance for an emergency cesarean delivery.

How to Approach the Question

First, identify the clinical procedure in the question: 'amniotomy' (artificial rupture of membranes).
Next, recall the most common and most dangerous immediate complication associated with this procedure. For amniotomy, the greatest acute risk is umbilical cord prolapse.
Think about the pathophysiology of the complication. Cord prolapse leads to cord compression, which causes fetal hypoxia.
Consider how fetal hypoxia is detected. The most immediate and sensitive indicator is a change in the fetal heart rate (FHR).
Evaluate the options based on this priority. Assessing the FHR directly addresses the most immediate life-threatening risk.
Eliminate the other options as they are either routine labor assessments or address less immediate concerns compared to potential fetal compromise.

Concept Tested & Keywords

Concept Tested: Priority nursing assessment following an amniotomy (artificial rupture of membranes).
Stem keywords: assessment, amniotomy, pregnant mother
Lead-in keywords: Which
Clinical cues: Age/sex group narrows the expected diagnosis, intervention, or normal reference range.
Negative lead-in flag: false

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E6 Obstetrics Williams p. 23-42

E6 Midwifery Obstetrics and Gynecology Nursing Sandeep Kaur p. 40-48