Define hepatic encephalopathy.
A decline in brain function due to severe liver disease.
What is the primary cause of hepatic encephalopathy?
It is primarily caused by the accumulation of toxins in the bloodstream due to liver dysfunction.
True or false: Hepatic encephalopathy can be reversible.
TRUE
With appropriate treatment, cognitive function can improve significantly.
Fill in the blank: Ammonia is a key toxin involved in _______ encephalopathy.
hepatic
What are common symptoms of hepatic encephalopathy?
Symptoms include confusion, altered level of consciousness, and personality changes.
Define asterixis.
A flapping tremor of the hands often seen in hepatic encephalopathy.
What is the West Haven Criteria?
A classification system for grading the severity of hepatic encephalopathy.
True or false: Lactulose is used to treat hepatic encephalopathy.
TRUE
Lactulose helps reduce ammonia levels in the blood.
Fill in the blank: Benzodiazepines should be avoided in patients with _______ encephalopathy.
hepatic
What is the role of rifaximin in treatment?
Rifaximin is an antibiotic that reduces gut bacteria producing ammonia.
Define hepatic failure.
A condition where the liver loses its ability to function properly.
What is the pathophysiology of hepatic encephalopathy?
It involves the disruption of neurotransmission due to elevated ammonia and other toxins.
True or false: Dietary protein restriction is a common treatment for hepatic encephalopathy.
FALSE
Current guidelines recommend adequate protein intake unless severe.
Fill in the blank: Portal hypertension can lead to _______ encephalopathy.
hepatic
What is the clinical significance of hepatic encephalopathy?
It indicates severe liver dysfunction and can lead to coma or death.
Define hepatic coma.
A state of unresponsiveness due to severe hepatic encephalopathy.
What is the prognosis for patients with hepatic encephalopathy?
Prognosis varies; early intervention can improve outcomes significantly.
True or false: Hepatic encephalopathy can occur in patients without liver disease.
FALSE
It is specifically associated with liver dysfunction.
Fill in the blank: Cirrhosis is a common cause of _______ encephalopathy.
hepatic
What is the first-line treatment for acute hepatic encephalopathy?
Lactulose is the first-line treatment to reduce ammonia levels.
Define neurotransmitter imbalance in hepatic encephalopathy.
An alteration in brain chemicals due to toxin accumulation affecting brain function.
What is the role of ammonia in hepatic encephalopathy?
Ammonia accumulation leads to neurotoxicity and impaired brain function.
True or false: Hepatic encephalopathy can be diagnosed with a blood test.
FALSE
Diagnosis is primarily clinical, based on symptoms and history.
Fill in the blank: Electrolyte imbalances can exacerbate _______ encephalopathy.
hepatic