As per sarnat and sarnat staging of Hyhoxic Ischaemic Encephalopathy (HIE), in which stage neonatal seizures is commonly seen
**Core Concept**
Sarnat and Sarnat staging is a classification system for Hypoxic-Ischaemic Encephalopathy (HIE) in newborns, which helps in understanding the severity of brain injury and guiding management. This staging system is based on the clinical manifestations and imaging findings.
**Why the Correct Answer is Right**
The Sarnat and Sarnat staging system consists of three stages: Stage I, Stage II, and Stage III. Stage II is characterized by the presence of neonatal seizures, along with other clinical features like lethargy, hypotonia, and altered tone. The seizures in Stage II HIE are often multifocal and may be resistant to anticonvulsant therapy. The pathophysiology of seizures in HIE is thought to be related to the release of excitatory neurotransmitters and the failure of inhibitory neurotransmission due to the injury to the brain.
**Why Each Wrong Option is Incorrect**
**Option A:** Incorrect because Stage I HIE is characterized by mild symptoms like lethargy and hypotonia, without seizures.
**Option B:** Incorrect because Stage III HIE is characterized by severe symptoms like coma, flaccid tone, and absent brainstem reflexes, without seizures.
**Option C:** Incorrect because while Stage II HIE is indeed associated with seizures, the other options provided do not accurately describe the clinical features of this stage.
**Clinical Pearl / High-Yield Fact**
It's essential to note that the Sarnat and Sarnat staging system is not a linear progression and can be variable. The presence of seizures in Stage II HIE is a critical prognostic indicator, and early recognition and management of seizures are crucial in improving outcomes.
**Correct Answer:** C.