For a patient diagnosed with mild TBI, which symptom requires immediate medical attention?

In the context of a patient diagnosed with a mild traumatic brain injury (TBI), persistent drowsiness is a symptom that necessitates immediate medical attention. This is because drowsiness that persists beyond the expected recovery phase may indicate a worsening of the patient's condition, such as increased intracranial pressure, bleeding, or other complications that could threaten neurological function.

Vigilance in monitoring symptoms following a TBI is crucial, as alterations in consciousness can signal serious issues that require prompt intervention. Persistent drowsiness suggests that the brain may not be functioning optimally and could potentially be at risk of more severe impairments.

In contrast, increased appetite, throbbing facial pain, or minor mood swings may not necessarily indicate an urgent need for medical assessment following a mild TBI. Increased appetite can reflect emotional or psychological responses rather than a direct neurological issue. Throbbing facial pain might arise from other causes, such as sinus pressure or dental issues, and while it could warrant attention, it does not indicate an acute neurological emergency. Minor mood swings are common in aftermath of brain injuries due to emotional fluctuations but are not typically indicative of underlying life-threatening conditions.