Alcohol Related Disease Flashcards
What is the effect of alcohol on the liver?
Direct toxicity
Which gender metabolises alcohol slower?
Women
Why does alcohol affect people differently?
Depends on genetics and how we metabolise alcohol
What is the toxic product of alcohol breakdown, and what is it broken down to in the liver by acetaldehyde/alcohol dehydrogenase?
Acetaldehyde broken down to acetate
When the liver is metabolising alcohol what is interrupted?
Other metabolic pathways i.e. breakdown of fats or glycogen
What is steatosis?
Fatty liver
What is steatohepatitis?
Fatty liver with inflammation
What happens in steatohepatitis?
Neutrophil infiltration
Leads to fibrosis, cirrhosis (buildup of scar tissue)
What is one unit of alcohol in: beer (+ lager + cider), wine. spirits, sherry, aperitifs
Beer = half pint Wine = small glass Spirits = single measure Sherry = small glass Aperitif = single measure
What is the recommended limit for alcohol unit consumption weekly?
14 units preferably over 3 days
What chart is used to determine level of alcohol dependence?
FAST/AUDIT
What are the physical findings in alcohol related pathologies like steatosis and steatohepatitis?
Majority none until advanced liver disease
Give 6 signs of chronic liver disease
- spider naevi
- palmar erythema
- gynaecomastia
- loss of axillary and pubic hair
- ascites
- encephalopathy
What can also indicate alcoholic liver damage?
Jaundice - late stage
Muscle wasting - weight loss - cachexia
Name 2 LFT results found in liver disease (AAT,ALT; GGT) (not specific to alcohol but found in it)
Aspartate amino transferase (AAT) > alanine amino transferase (ALT); ratio > 2
Raised Gamma Glutamyl Transferase
Name 2 other lab results found
Macrocytosis
Thrombocytopenia (low platelets)
Name another investigation that can be done in liver disease
USS fatty liver
can also do liver biopsy