A client is admitted to the hospital with a systolic ejection murmur that is best heard at the left upper sternal border.
The client has no other symptoms and is otherwise healthy.
The client asks the nurse, "What does this murmur mean?".
The nurse's best response is:.
"This murmur is a sign of a heart defect called coarctation of the aorta (COA).”
"This murmur is a sign of a heart defect called atrial septal defect (ASD).”
"This murmur is a sign of a heart defect called ventricular septal defect (VSD).”
"This murmur is a sign of a heart defect called tetralogy of Fallot (TOF).”
The Correct Answer is A
"This murmur is a sign of a heart defect called coarctation of the aorta (COA).”.
Choice A rationale:
"This murmur is a sign of a heart defect called coarctation of the aorta (COA).”.
A systolic ejection murmur heard at the left upper sternal border can be indicative of coarctation of the aorta (COA).
Coarctation of the aorta is a congenital heart defect characterized by a narrowing or constriction of the aorta, typically near the site of the ductus arteriosus.
This narrowing leads to increased pressure and turbulence in the left ventricle and aorta, resulting in the systolic ejection murmur.
Informing the client about the likely diagnosis is a good approach as it helps provide them with essential information about their condition.
Choice B rationale:
"This murmur is a sign of a heart defect called atrial septal defect (ASD).”.
An atrial septal defect (ASD) typically presents with a different type of murmur, not a systolic ejection murmur heard at the left upper sternal border.
ASD is characterized by a fixed, split second heart sound (S2) and a mid-systolic murmur at the upper left sternal border.
The description in the question does not align with the typical findings of an ASD.
Choice C rationale:
"This murmur is a sign of a heart defect called ventricular septal defect (VSD).”.
A ventricular septal defect (VSD) also presents with a different type of murmur, typically a harsh holosystolic murmur heard at the lower left sternal border.
The description of the murmur in the question, a systolic ejection murmur at the left upper sternal border, is not characteristic of a VSD.
Choice D rationale:
"This murmur is a sign of a heart defect called tetralogy of Fallot (TOF).”.
Tetralogy of Fallot (TOF) is characterized by a different set of heart defects, including a ventricular septal defect (VSD), overriding aorta, right ventricular outflow tract obstruction, and right ventricular hypertrophy.
The murmur described in the question is not specific to TOF and is more indicative of coarctation of the aorta (COA) due to its location and characteristics.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
Choice A rationale:
Echocardiography Echocardiography is the most appropriate diagnostic test for assessing the size and shape of the heart and detecting associated abnormalities in a child with a suspected congenital heart defect.
It uses sound waves to create images of the heart, providing detailed information about the heart's structure and function.
It is non-invasive and safe, making it an excellent choice for initial evaluation.
Choice B rationale:
Electrocardiography (ECG) Electrocardiography (ECG) is a valuable test for assessing the electrical activity of the heart, including rhythm and conduction abnormalities.
However, it does not provide detailed information about the size and shape of the heart or structural abnormalities.
ECG is often used in conjunction with other tests like echocardiography.
Choice C rationale:
Chest X-ray A chest X-ray can provide some information about the heart's size and shape but is not as detailed as echocardiography.
It is often used as an initial screening tool but is not the primary diagnostic test for assessing congenital heart defects and their associated abnormalities.
Choice D rationale:
Cardiac catheterization Cardiac catheterization is an invasive procedure that involves threading a thin tube (catheter) through blood vessels into the heart.
It is primarily used to obtain detailed hemodynamic information and to perform interventions such as closing defects or dilating narrowed blood vessels.
While it can be valuable in certain situations, it is not the initial diagnostic test of choice for assessing the size and shape of the heart in a child with a suspected congenital heart defect.
Correct Answer is A
Explanation
Choice A rationale:
The patient's statement, "My baby's skin and lips have turned bluish," is a classic symptom of cyanosis.
Cyanosis is a bluish or purple discoloration of the skin and mucous membranes, which occurs due to a lack of oxygen in the blood.
In this case, it's associated with a ventricular septal defect (VSD), which is a congenital heart defect that allows oxygen-poor blood from the right side of the heart to mix with oxygen-rich blood from the left side.
Choice B rationale:
The statement, "My baby has difficulty feeding and is not gaining weight properly," may be related to the VSD, but it is not a typical symptom of cyanosis.
This symptom can occur due to congestive heart failure in infants with VSD.
Choice C rationale:
"My baby gets tired quickly during physical activity" can also be associated with VSD and congestive heart failure, but it is not a direct symptom of cyanosis.
Choice D rationale:
"I can hear abnormal heart sounds during the check-up" is not a symptom but rather a sign of a ventricular septal defect.
Abnormal heart sounds, like a loud holosystolic murmur, may be heard on auscultation.
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