Which of the following is NOT a characteristic of caput succedaneum?

UP NHM CHO 7 Sept 2022 (Shift-2)

Child Health Nursing (Pediatrics)

Medium

Appeared in: UP NHM CHO 7 Sept 2022 (Shift-2)

Explanation

The defining feature that distinguishes caput succedaneum from cephalohematoma is its relationship to the cranial suture lines.
Caput succedaneum is a diffuse swelling of the scalp's soft tissues located above the periosteum.
Because it is superficial to the cranial bones' periosteal covering, the edema and fluid collection are not restricted by the suture lines and can spread across them.
In contrast, a cephalohematoma is a collection of blood beneath the periosteum of a single cranial bone, so it is sharply demarcated and does not cross suture lines.

Option A: This is a true characteristic of caput succedaneum. The swelling is due to the accumulation of serous or serosanguinous fluid in the subcutaneous tissue of the scalp from the pressure of the cervix during labor.
Option B: This is a true characteristic. Caput succedaneum presents as a soft, puffy, edematous (swollen with fluid) area on the scalp. It is generally described as non-fluctuant because it is a diffuse edema rather than a contained liquid collection.
Option C: This is a true characteristic. Caput succedaneum is a temporary condition that resolves on its own, typically within a few days (usually 48-72 hours) after birth as the fluid is reabsorbed.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Differentiation of Neonatal Scalp Swellings as background academic context rather than a clinical decision trigger.
Correctly identifying a caput succedaneum versus a cephalohematoma is a key nursing assessment skill in the immediate newborn period.
Accurate identification allows the nurse to provide appropriate reassurance to parents, as caput succedaneum is benign and resolves quickly, whereas a cephalohematoma requires longer observation.
Nurses must monitor newborns with cephalohematoma for signs of jaundice (hyperbilirubinemia), as the breakdown of the collected blood can increase bilirubin levels.

How to Approach the Question

First, identify the negative framing of the question with the keyword 'NOT'. This means you are looking for the false statement about caput succedaneum.
Recall the key characteristics of caput succedaneum. The most important features are that it's a soft, edematous swelling present at birth that crosses suture lines and resolves quickly.
Evaluate each option against your knowledge.
Option A ('Contains serous fluid') is a known feature. Eliminate it.
Option B ('Edematous and non-fluctuant') is a correct description. Eliminate it.
Option C ('Disappears within a few days') is a hallmark of caput. Eliminate it.

Concept Tested & Keywords

Concept Tested: Differentiation of Neonatal Scalp Swellings
Stem keywords: caput succedaneum, characteristic
Lead-in keywords: NOT
Negative lead-in flag: The question asks for the option that is NOT a characteristic, requiring careful elimination of true statements.

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E6 Nelson Textbook of Pediatrics(2024) — Volume 1 p. 1065-1067

E6 Obstetrics Williams p. 18-34