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Role of 13C Methacetin Breath Test in Predicting Prognosis Among Patients With Acute or Acute on Chronic Liver Failure (ACLF).

Status
Completed
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT01946360
Enrollment
24
Registered
2013-09-19
Start date
2014-04-30
Completion date
2015-01-31
Last updated
2015-09-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Acute Liver Failure, Acute on Chronic Liver Failure

Brief summary

Blood will be collected after venepuncture from all patients for complete blood counts, Serum bilirubin (direct and indirect), aspartate aminotransferase, alanine aminotransferase, alkaline phosphatase, gamma glutamyl transferase, prothrombin time and INR, urea, creatinine, sodium, potassium, serum total protein and albumin, within 24 hours after admission and twice a week there after or as and when needed. Time line for blood tests and evaluation of clinical parameters & 13C-MBT For ALF patients: On days 0, 1, 3, and 7 For ACLF patients: On days 0, 7 (week 1), 14(week 2), 28 (weeks 4) Blood tests would include: Serum bilirubin (total and direct), aspartate aminotransferase, alanine aminotransferase, alkaline phosphatase, gamma-glutamyltransferase, Serum proteins (total and albumin), prothrombin time & international normalized ratio (INR), Serum urea and creatinine, serum electrolytes, arterial ammonia and arterial blood gas analysis.

Interventions

DEVICEMethacetin Breath Test in ACLF and ALF patients

Methacetin Breath Test will be done on Day 0,7,14,28 in Acute on Chronic Liver Failure (ACLF)and on day 0,1,3,7 in Acute Liver failure (ALF).

Sponsors

Institute of Liver and Biliary Sciences, India
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
DIAGNOSTIC
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

\- All patients presenting with acute liver failure and acute on chronic liver failure (between 18 - 70 years of age) to Institute of Liver & Biliary Sciences (ILBS), New Delhi, India.

Exclusion criteria

1. Patients with significant co-morbid illnesses such as cardiovascular or respiratory or intrinsic renal diseases which by themselves may have a bearing on the outcome. 2. Patients with previous intestinal bypass surgery for morbid obesity 3. Patients with extensive small bowel resection 4. Patients currently receiving total parenteral nutrition 5. Pregnant women 6. Patients with history of allergy to paracetamol 7. Patients on steroids or anti-fungal agents 8. Patients in encephalopathy 9. Patients unwilling to participate in the protocol 10. Patients on medications which can alter the activity of CYP 1A2 enzymes such as corticosteroids, amiodarone, tetracycline, niacin, valproic acid, methotrexate, stavudine and zidovudine.

Design outcomes

Primary

MeasureTime frame
Survival or Transplantation for Acute Liver Failure (ALF).2 years

Secondary

MeasureTime frame
Mortality or Transplantation for Acute on Chronic Liver Failure (ACLF) patients.12 weeks

Countries

India

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026