Please assess the completion status of the following clinical trial:

Trial Title: Glutamine Challenge as Predictor of Hepatic Encephalopathy After Transjugular Intrahepatic Portosystemic Shunt (TIPS)

Study Design Characteristics:
- Allocation: None
- Intervention Model: None
- Observational Model: COHORT
- Primary Purpose: None
- Time Perspective: PROSPECTIVE
- Masking: None
- Phase: None
- Number of Arms: None

Eligibility Criteria:
Inclusion Criteria:~* Cirrhosis (any etiology)~* Refractory ascites or hepatic hydrothorax and plan for TIPS placement~Exclusion Criteria:~* Well-documented overt hepatic encephalopathy, either persistent or at the time of screening~* Any contraindication for TIPS placement~  * Except for coagulopathy and thrombocytopenia (decided on an individual basis)~* Uncontrolled depression/anxiety disorder or use of antipsychotic drugs~* Active use of alcohol or illicit drugs~* History of dementia~* TIPS planned for another indication.~* Active alcoholic liver disease.

- Gender: ALL
- Minimum Age: 18 Years
- Maximum Age: 75 Years
- Healthy Volunteers: f

Study Arms:
- TIPS (Type: None): Patients 18-75 year old with refractory ascites or hepatic hydrothorax and cirrhosis, eligible for TIPS placement. All patients will have a baseline oral glutamine challenge and psychometric tests.

Based on this trial design, predict the completion outcome and termination type (if applicable).