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Hepatitis A in children- clinical course, complications and laboratory profile
K Jagadish Kumar1, H C Krishna Kumar, V G Manjunath
1Department of Pediatrics, JSS Medical College, JSS University, Mysore, Karnataka, India, jagdishmandya@gmail.com.
Insights
Hepatitis A in children can cause serious complications and even death, despite often being self-limiting. Close monitoring is essential to detect and manage these extrahepatic manifestations and potential mortality risks.
Area of Science:
- Pediatric Infectious Diseases
- Hepatology
- Virology
Background:
- Hepatitis A virus (HAV) infection is a significant global health concern, particularly in pediatric populations.
- While often self-limiting, understanding the full spectrum of HAV disease course and potential complications in children is crucial for effective management.
Purpose of the Study:
- To prospectively investigate the clinical course and identify complications associated with acute viral hepatitis A in a cohort of children.
- To evaluate the incidence of extrahepatic manifestations and mortality in pediatric cases of hepatitis A.
Main Methods:
- A prospective study involving 78 children diagnosed with acute hepatitis A via IgM anti-HAV antibodies.
- Systematic assessment for involvement of other organ systems and complications, including laboratory tests and imaging.
Main Results:
- Jaundice was universal; fever (82.1%), hepatomegaly (98.7%), and splenomegaly (39.7%) were common. Elevated AST/ALT levels were observed in most cases.
- Significant complications included coagulopathy (15.4%), thrombocytopenia (5.1%), ascites (44.9%), gallbladder wall thickening (41%), and pleural effusion (14.1%). Rare cases of acute renal failure, glomerulonephritis, and pancreatitis occurred.
- Mortality was 1.3%, attributed to fulminant hepatic failure. Most children recovered within two months, though two experienced prolonged cholestasis.
Conclusions:
- Hepatitis A in children, though typically self-limiting, can present with significant extrahepatic manifestations and a non-negligible mortality rate.
- Vigilant follow-up and a high index of suspicion are necessary to identify and manage complications effectively in pediatric hepatitis A cases.
Objective:
To study the course and complications of hepatitis A in children.
Methods:
Seventy eight children diagnosed as acute viral hepatitis A by IgM antiHAV were prospectively studied for involvement of other systems and complications.
Results:
The mean age of children was 7.85 ± 3.4 y. Jaundice was present in all the patients as this was the inclusion criteria. Fever was present in 82.1 %, hepatomegaly in 98.7 % and splenomegaly in 39.7 %. More than 5 fold rise in Aspartate transaminase (AST) and Alaninetransaminase (ALT), were seen in 62 cases (79.5 %) and 55 cases (70.5 %) respectively. Coagulopathy (Prothrombin time INR > 1.5) was observed in 12 cases (15.4 %) and abnormal APTT in 10 cases (12.8 %). Thrombocytopenia was observed in 5.1 % of children and 8.9 % had more than 2 hematological abnormalities. Ascites was noted in 35 cases (44.9 %), gallbladder wall thickening in 32 cases (41 %) and pleural effusion in 11 cases (14.1 %). Acute renal failure, acute glomerulonephritis and acute pancreatitis were present in 1 case (1.3 %) each. Raised CK-MB values more than 3 times the normal was noted in 5 cases (6.4 %). On follow up, most of the children recovered completely by 2 mo and prolonged cholestasis was observed in 2 of them. In the present study mortality was 1.3 % and it was attributable to fulminant hepatic failure.
Conclusions:
Eventhough hepatitis A infection is a self-limiting disease, extrahepatic manifestations and mortality are not uncommon. All cases should be followed up till complete recovery and only a strong index of suspicion will enable us to recognize the complications.
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