Symposium - Alcohol Misuse Flashcards

1
Q

Through what mechanisms does alcohol contribute to mortality in the following age groups:

  • 16 to 34
  • 34 to 64
  • 64+
A
  • 16-34 years
    • Accidents/traumas
    • Self-harm and suicide
    • Alcohol intoxication (poisoning)
  • 34-64 years
    • Alcohol related liver disease
  • 64+
    • Alcohol related cancers
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2
Q

What are the principles of the WHO global alcohol strategy?

A
  • Availability
  • Regulation of marketing
  • Price controls (cheapest alcohol)
  • Leadership and mentoring
  • Early identification and advice
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3
Q

What are the effects of alcohol at low and high doses?

A
  • Low doses
    • Euphoria, reduced anxiety, relaxation, sociability
  • High doses
    • Intoxication (the pathological state produced by a drug, serum, alcohol or any toxic substance), basically poisoning
    • Impaired attention and judgement, unsteadiness, flushing, nystagmus, mood instability, disinhibition, slurring, stupor, unconsciousness
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4
Q

What is intoxication?

A
  • Intoxication (the pathological state produced by a drug, serum, alcohol or any toxic substance), basically poisoning
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5
Q

What is used to grade alcoholism?

A

ICU-10

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6
Q

What are the different grades of alcoholism?

A
  • Harmful use
    • Pattern of use causing damage to physical or mental health
    • Use > 1 month or repeatedly over 12 months
  • Dependence
    • 3 or more of the following for >1month or repeatedly over 12 months
      • Cravings/compulsions to take
      • Difficulty controlling use
      • Primacy
      • Increased tolerance
      • Physiological withdrawal on reduction/cessation
      • Persistence despite harmful consequences
  • Withdrawal state
    • Group of symptoms of variable clustering and severity on complete/relative withdrawal of a psychoactive substance, after persistent use of that substance
    • Tremor, weakness, nausea, vomiting, anxiety, seizures, confusion, agitation, death
    • Delirium tremens
      • Profound confusion, tremor, agitation, hallucinations, delusions, sleeplessness, autonomic over-activity
      • Death – cardiovascular collapse, infection, hyperthermia, seizures of self-injury
      • Usually 48-72 hours after alcohol stopped
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7
Q

What is the criteria for the following grades:

  • harmful use
  • dependence
  • withdrawal state
A
  • Harmful use
    • Pattern of use causing damage to physical or mental health
    • Use > 1 month or repeatedly over 12 months
  • Dependence
    • 3 or more of the following for >1month or repeatedly over 12 months
      • Cravings/compulsions to take
      • Difficulty controlling use
      • Primacy
      • Increased tolerance
      • Physiological withdrawal on reduction/cessation
      • Persistence despite harmful consequences
  • Withdrawal state
    • Group of symptoms of variable clustering and severity on complete/relative withdrawal of a psychoactive substance, after persistent use of that substance
    • Tremor, weakness, nausea, vomiting, anxiety, seizures, confusion, agitation, death
    • Delirium tremens
      • Profound confusion, tremor, agitation, hallucinations, delusions, sleeplessness, autonomic over-activity
      • Death – cardiovascular collapse, infection, hyperthermia, seizures of self-injury
      • Usually 48-72 hours after alcohol stopped
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8
Q

What is seen in delirium tremens?

A
  • Profound confusion, tremor, agitation, hallucinations, delusions, sleeplessness, autonomic over-activity
  • Death – cardiovascular collapse, infection, hyperthermia, seizures of self-injury
  • Usually 48-72 hours after alcohol stopped
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9
Q

When does delirium tremens usually begin?

A
  • Usually 48-72 hours after alcohol stopped
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10
Q

What are some examples of problems that alcohol can cause?

A
  • Physical health
    • Affects every part of your body, every organ system
    • Find examples below
  • Mental health
    • Depression
    • Sleep disruption
    • Morbid jealousy
    • Alcohol hallucinosis
    • Deliberate self-injury
    • Suicidal thoughts/acts
  • Relationships
    • Aggression
    • Marital difficulties
    • Poor parenting
    • Loss of friendships and social supports
  • Employment, financial
  • Legal
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11
Q

What are some health conditions directly related to alcohol?

A
  • Wernicke’s encephalopathy
    • Confusion, ataxia, opthalmoplegia, nystagmus
  • Koraskoff’s psychosis
    • Prominent impairment of recent and remote memory, preservation of immediate recall, impaired learning and disorientation
    • May exhibit nystagmus and ataxia
    • Due to thiamine deficiency
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12
Q

Wernicke’s encephalopathy - clinical featrures

A
  • Confusion, ataxia, opthalmoplegia, nystagmus
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13
Q

Koraskoff’s psychosis - clinical features

A
  • Prominent impairment of recent and remote memory, preservation of immediate recall, impaired learning and disorientation
  • May exhibit nystagmus and ataxia
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14
Q

Karoskoff’s psychosis - aetiology

A
  • Due to thiamine deficiency
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15
Q

What are some screening tools for alcoholism?

A
  • CAGE (2 or more indicates alcohol problem)
    • Have you tried to Cut down
    • Have you felt Annoyed by people critisising your drinking
    • Have you felt Guilty about drinking
    • Have you felt the need to have an Eye opener
  • AUDIT (alcohol use disorders identification test)
  • FAST (4 questions)
  • PAT (Paddington Alcohol Test) – used in A and E
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16
Q

What are the 4 questions of CAGE?

A
  • CAGE (2 or more indicates alcohol problem)
    • Have you tried to Cut down
    • Have you felt Annoyed by people critisising your drinking
    • Have you felt Guilty about drinking
    • Have you felt the need to have an Eye opener
17
Q

What screening tool is used in A&E?

A
  • PAT (Paddington Alcohol Test) – used in A and E
18
Q

Describe the management of alcoholism?

A
  • Practical advice, education, harm reduction
  • Holistic/bio-psycho-social approach
    • Support for patient and family
    • Psychological help such as CBT, group therapy
    • Social work input (benefits, housing, child protection)
    • Skills training
    • Community support such as AA
    • Inpatient or residential treatment
    • Medication
      • Thiamine to prevent Wernicke-Korsakoff syndrome
      • Management of alcohol withdrawal – benzodiazepines
      • Aversion/deterrent medication – disulfiram
      • Anti-craving medication – acamprosate, naltrexone, nalmefene
19
Q

What medications can be used in alcoholism?

A
  • Thiamine to prevent Wernicke-Korsakoff syndrome
  • Management of alcohol withdrawal – benzodiazepines
  • Aversion/deterrent medication – disulfiram
  • Anti-craving medication – acamprosate, naltrexone, nalmefene
20
Q

What organ systems are affected by alcohol?

A

Each organ system is affected, particular the liver

21
Q

Alcoholic fatty liver - prognosis

A
  • 20% progress to cirrhosis
  • Alcohol abstinence returns fatty liver to normal
22
Q

Alcohlic fatty liver - epidemiology

A
  • Most heavy drinkers have fatty liver
23
Q

Acute alcoholic hepatitis - diagnosis critera

A
  • Alcohol intake >6u(units) per day
  • Jaundice with bilirubin > 80mg/dl
  • No other aetiology for liver inflammation
24
Q

Alcoholic hepatitis - prognosis

A
  • Very high mortality, no specific treatment yet
25
Q

What scoring system is used to grade acute alcoholic hepatitis?

A

GAHS score

26
Q

What does the GAHS score consider?

A
27
Q

Mortality is high for what GAHS score?

A

If score is 9 or more mortality is high, but steroids help

28
Q

How can alcoholism cause malnutrition?

A
  • 60% of chronic abusers have malnutrition
  • Most of the calories is from alcohol
  • Total energy intake reduced
    • Nausea and vomiting
    • Abdominal pain
    • Diarrhoea
29
Q

How do different peopole with alcoholic cirrhosis die?

A

Mortality in alcoholic cirrhosis is high:

  • 75% die of liver compensation
  • 25% die from hepatocellular cancer sequelae
  • Most need transplant
    • ARLD most common indication for transplant
30
Q

What is commonly seen in teenangers who drink a lot?

A

Alcohol and teenagers:

  • Cirrhosis rare
  • Deranged LFT common, especially in obese
31
Q

Describe the pathophysiology of alcoholic ketoacidosis?

A
  • Lipolysis tends to increase because of increased levels of cortisol and catecholamines, causes by extra stress placed on body by alcohol
  • Lipolysis contributes to abundance of FFA, which in turn sees diverted ketone production
    • Usually the ketone beta-hydroxybutyrate
  • Excess alcohol metabolised drives NADH+ production, which drives production of ketone beta-hydroxybutyrate
  • Chronic alcohol misusers have depleted reserve, ethanol will provide calorie intake though glycogen stores depleted
  • Metabolism of ethanol raises NADH/NAD which impairs hepatic gluconeogenesis and the metabolism of lactate
  • So patient has impaired ability to make glucose, or metabolise lactate driving the hypoglycaemia and acidosis
32
Q

What ketone is usually seen in alcoholic ketoacidosis?

A
  • Usually the ketone beta-hydroxybutyrate
33
Q

What is done to stailise a patient with alcoholic ketoacidosis?

A

To stabilise patient:

  • IV fluids
  • IV vitamin B1 (thiamine)
34
Q

What is vitamin B1?

A

Thiamine

35
Q

Why is thiamine so important for metabolism?

A

Thiamine is used at multiple points as co-factor

36
Q

What act describes the alcohol laws?

A

Licensing (Scotland) Act 2005

37
Q

What are some of the principles of the Licensing (Scotland) Act 2005?

A
  • Provides regulation of the sale of alcohol
  • Illegal to
    • Sale to under 18 or to allow consumption of
    • Attempt to enter pub whilst drunk
    • Sell to drunk person
    • Whilst drunk behave in disorderly manner
    • Refuse to leave
    • Allow drunkenness or disorderly conduct
38
Q

In relation to the law, what does alcohol increase the risk of?

A
  • Committing crime
  • Becoming victim of crime or misadventure
  • Adverse incidents