Final answer:
A neonate with jaundice limited to the face at 12 hours of age requires additional evaluation, as it could indicate a concerning underlying condition. Other listed findings like scalp edema, transient cyanosis, and Mongolian spots are typically benign.
Step-by-step explanation:
Among the options provided, the assessment data suggesting a 12-hour-old neonate that requires additional evaluation is Jaundice that is limited to the face.
Jaundice within the first 24 hours generally suggests a pathological condition and should be evaluated further.
Since the neonate is only 12 hours old, this could be indicative of a more serious condition like hemolysis or infection that warrants immediate attention.
Localized soft tissue edema of the scalp, known as caput succedaneum, is common and usually harmless.
Transient cyanosis around the mouth can occur with crying or exertion and may not be an immediate concern if it resolves quickly and is not associated with other symptoms.
A flat bluish area on the buttock, often referred to as a Mongolian spot, is a benign finding and typically fades over time.