# A 7-year-old child is admitted to the pediatric unit with suspected hepatitis A. Which assessment finding would be most significant for the nurse to report immediately to the healthcare provider?

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> subject: Adult Health

## 문제

A 7-year-old child is admitted to the pediatric unit with suspected hepatitis A. Which assessment finding would be most significant for the nurse to report immediately to the healthcare provider?

## 보기

1. Altered level of consciousness and confusion **✔ 정답**
2. Clay-colored stools and dark amber urine
3. Nausea, vomiting, and decreased appetite
4. Jaundice of the sclera and skin

**정답: 1**

## 해설

Altered level of consciousness indicates potential hepatic encephalopathy, a serious complication requiring immediate intervention. Other options are typical symptoms of hepatitis A but not immediate emergencies.

## 심화 해설

Understanding the Priority: Recognizing Acute Liver Failure

The most significant finding to report immediately is an altered level of consciousness and confusion. In a child with hepatitis A, this neurological change is the hallmark of hepatic encephalopathy, which signals a progression from uncomplicated acute hepatitis to acute liver failure (ALF). ALF is a life-threatening emergency defined by the onset of severe liver injury with coagulopathy and hepatic encephalopathy within 26 weeks of symptom onset in a patient without pre-existing chronic liver disease [2]. While fewer than 1% of hepatitis A cases progress to ALF, the condition carries a high mortality rate, with survival ranging from 30-60% without transplantation [2]. Deterioration can be abrupt and unpredictable, making early recognition and immediate reporting critical for timely referral to a transplant center [4].

Why the Other Options Are Less Immediately Critical

The other findings represent the expected clinical picture of acute viral hepatitis and do not, by themselves, indicate a life-threatening shift in the disease trajectory.

-   Clay-colored stools and dark amber urine: These are classic signs of cholestasis (impaired bile flow) due to liver inflammation. They reflect the underlying pathology but do not signal the catastrophic loss of liver function seen in ALF.

-   Nausea, vomiting, and decreased appetite: These are common prodromal symptoms of acute hepatitis A infection, as the virus is typically transmitted via the fecal-oral route and causes initial gastrointestinal upset . They are expected and require supportive care, not emergency intervention.

-   Jaundice of the sclera and skin: This is a cardinal sign of hepatitis resulting from the liver's inability to process bilirubin. Its sudden onset is characteristic of the icteric phase of the illness . While important to document, jaundice itself is not the immediate threat that encephalopathy represents.

Clinical Reasoning and Pathophysiology

The transition from hepatitis to ALF is a critical juncture. The liver's synthetic and detoxification functions fail, leading to the accumulation of neurotoxins like ammonia, which cross the blood-brain barrier and cause cerebral edema and the neurological symptoms of hepatic encephalopathy. The initial presentation of hepatitis A often includes non-specific symptoms like nausea and anorexia, followed by jaundice and dark urine . The nurse must differentiate these expected manifestations from the ominous sign of a changing mental status. A previously alert child who becomes confused or lethargic is demonstrating a failure of the liver's metabolic function, a development that overrides all other clinical signs in urgency. This is because ALF can progress rapidly, and outcomes are heavily dependent on prompt intensive care and evaluation for liver transplantation [4].References (research sources)

- [2]Spontaneous Recovery from Hepatitis A-Induced Acute Liver Failure in a Child: A Rare Case Report from Hargeisa Group Hospital, Somaliland.Case reportIbrahim KJ, H Ali AM, Dirir MJ, Ahmed SI. (2026) · DOI: 10.2147/imcrj.s595240

- [4]Fulminant hepatitis A in a robust adult: a case report of acute liver failure requiring urgent living donor liver transplantation.Case reportKandeel HZ, Omar MA, Kewan HF, Makhlof ME, Kotgire AB, Elbouhy MA, Abou El Foul RK, Ahmed SU. (2026) · DOI: 10.21037/acr-2026-0019

## 임상 시나리오

Pediatric Hepatitis A: Recognizing Acute Liver FailurePrioritizing Neurological Changes in Viral Hepatitis
The most critical assessment finding in a child with hepatitis A is a change in level of consciousness or new-onset confusion. This is the hallmark of hepatic encephalopathy, signaling a progression to acute liver failure (ALF), a life-threatening emergency with a mortality rate of 40-70% without transplant.

Expected findings like jaundice, clay-colored stools, and dark urine indicate cholestasis and inflammation but do not represent a catastrophic loss of liver function. Prodromal symptoms such as nausea and vomiting are common and do not require immediate escalation.

CautionALF can develop abruptly. Immediate reporting of any neurological change is crucial for timely transfer to a transplant center. Do not dismiss early subtle signs like irritability or sleep inversion in a child with acute hepatitis.

## 핵심 개념

- **Hepatic Encephalopathy** — A spectrum of neuropsychiatric abnormalities in patients with liver dysfunction, ranging from altered mental status to coma, caused by the accumulation of toxins like ammonia.
- **Acute Liver Failure (ALF)** — A rare but life-threatening condition defined by the onset of coagulopathy (INR ≥1.5) and hepatic encephalopathy within 26 weeks in a patient without pre-existing liver disease.
- **Icteric Phase** — The stage of viral hepatitis characterized by the onset of jaundice, dark urine, and clay-colored stools due to cholestasis and elevated bilirubin levels.
- **Cholestasis** — A condition where the flow of bile from the liver is slowed or blocked, leading to symptoms like jaundice, dark urine, and pale stools.

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