Liver Disorders and Cirrhosis Flashcards

1
Q

Liver

A
  • complex organ
  • multiple metabolic, regulatory functions
  • metabolism of proteins, carbs
  • vital to digestion, metabolism of nutrients
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2
Q

Cirrhosis

A
  • end stage chronic liver disease
  • progressive
  • irreversible
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3
Q

Alcoholic cirrhosis

A

most common form

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4
Q

Liver Disease

A

impaired liver cells has multiple effects:

-impaired protein metabolism with decreased production of albumin and clotting factors

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5
Q

Low albumin levels

A

edema in peripheral tissues and ascites

  • glucose alterations (hypo/hyper)
  • inadequate Vit K, affects clotting factors, leads to bleeding tendency
  • feminization in men and irregular menses in women
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6
Q

Cirrhosis Etiology

A
  • most common cause of liver dz in the US
  • end stage chronic liver dz
  • progressive, irreversible, leads to liver failure
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7
Q

Cirrhosis may result from..

A
  • chronic Hep B or C
  • prolonged biliary obstruction
  • long term, severe HF
  • other liver dz’s
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8
Q

Cirrhosis Patho

A
  • functional liver tissue replaced by fibrous scar tissue
  • hepatocytes and liver lobules are destroyed, metabolic functions are lost
  • structurally abnormal nodules encircled by connective tissue form
  • restricted blood flow leads to portal HTN
  • incidence and mortality vary greatly among populations
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9
Q

Alcohol causes…

A

metabolic changes in liver

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10
Q

Biliary cirrhosis

A

bile flow obstructed within liver, biliary system

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11
Q

Post-hepatic cirrhosis

A

-results from chronic hepatitis or unknown cause

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12
Q

Risk factors..

A

alcohol use, injection drug use

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13
Q

Early stage Clinical Manifestation

A
  • liver enlarged, may be tender

- weight loss, weakness, anorexia

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14
Q

As disease progresses…

A

manifestations related to liver cell failure

-portal HTN

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15
Q

Cirrhosis Tx

A
  • supportive

- slowing progression to liver failure

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16
Q

Portal HTN

A

causes blood to be rerouted to adjoining vessels

17
Q

Splenomegaly

A
  • blood shunted to splenic vein

- greater destruction of RBCs, WBCs, platelets

18
Q

Ascites

A
  • plasma-rich fluid in abdominal cavity

- hypoalbuminemia and hyperaldosteronism

19
Q

Esophageal varices

A
  • enlarged, thin-walled veins form in submucosa of esophagus
  • from portal HTN
  • may rupture leads to massive hemorrhage
20
Q

Portal systemic encephalopathy

A
  • hepatic encephalopathy
  • asterixis
  • changes in personality, mentation
21
Q

asterixis

A

tremor of the hand when the wrist is extended, sometimes said to resemble a bird flapping its wings

22
Q

Hepatorenal syndrome

A
  • renal failure with:
  • azotemia
  • sodium retention
  • oliguria
  • hypotension

-result of imbalanced blood flow

23
Q

Spontaneous bacterial peritonitis

A

inflammatory response to peritonitis

24
Q

Holistic approach

A
  • psych needs
  • psychosocial needs
  • spiritual needs
25
Pharm Tx
- used to treat complications and effects | - will not reverse or slow process
26
Diuretics
reduce fluid retention, ascites
27
Lactulose, Neomycin
reduce nitrogen load, lower serum ammonia
28
Beta Blockers
prevent rebleeding of esophageal varices
29
Ferrous sulfate, folic acid
treats anemia
30
Oxazepam (Serax)
treats acute agitation
31
Nutritional Therapy
- Sodium intake restricted to less than 2g per day - fluid restrictions - protein restricted/eliminated - high calorie, moderate fat intake - vitamin, mineral supplements
32
Transplantation indications
- functional decline - increasing bilirubin - decreasing albumin - increasing problems with complications
33
Contraindications
- malignancy - active alcohol or drug abuse - poor surgical risk
34
Nursing Process
- reduce further liver damage - teach client to make healthier lifestyle choices - minimizing symptoms of disease
35
Physical Assessment
- VS - Mental status - condition of skin and MM - peripheral pulses, edema - abdominal assessment
36
Nursing diagnoses
- excess fluid volume - risk for acute confusion - ineffective protection - impaired skin integrity - imbalanced nutrition: less than body requirements
37
Planning
goals may include that client will: - maintain proper hydration levels as indicated by urine specific gravity - appro diet - VS normal limits - report regular bowel elimination - be oriented to person, place, time - avoid alcohol
38
Interventions
- stress relationship between alcohol, drug abuse, and disease - balance fluid volume: - maintain mental status - minimize bleeding maintain skin integrity - promote balanced nutrition - manage complications
39
Expected Outcomes
- improved labs - VS improvement - absence of bruising or bleeding - adequate urinary and bowel elimination - decreasing ascites - restorative sleep and decreased discomfort