Alcohol: the Clinicians Perspective Flashcards
What are symptoms of mild alcohol withdrawal?
Fine tremor, sweating, anxiety, hyperactivity, increased HR, increased BP, fever, anorexia, nausea, retching.
What are the symptoms of moderate alcohol withdrawal?
Coarse tremor, shaking, agitation, confusion, disorientation, paranoia, seizures, hallucinations.
What are the symptoms of severe alcohol withdrawal?
More severe and prolonged, risk of DT.
Circulatory collapse and death can occur.
What are the symptoms of delirium tremens?
Severe agitation, anxiety, confusion, delusions, hallucinations.
What drug do you give to manage withdrawal?
Diazepam (a benzodiazepine).
What are the features of an alcohol withdrawal seizure?
Sudden cessation/reduction in alcohol 12-24 hours previous.
Generalised T-C.
Clustered over a few hours.
What are the features of an epileptic seizure precipitated by alcohol?
Alcohol ingestion precipitates seizures in susceptible individuals
Usually morning after acute intoxication
Any pattern of seizure.
What type of peripheral neuropathy do you get with alcohol and what are the symptoms?
Sensorimotor axonal polyneuropathy (glove and stocking as peripheral parts of nerves affected first).
Burning, pain, weakness.
Why does alcohol cause peripheral neuropathy?
Direct damage to peripheral nerves from alcohol. Nutritional deficiencies (thiamine).
What is a compression myopathy and what is it’s common name?
Temporary damage to myelin sheath.
Saturday night palsy.
Why do people get radial nerve compression at the humeral head (compression myopathy)?
People sleeping in odd positions.
What are the symptoms of acute myopathy (after binges)?
Myalgia, proximal weakness, swollen tender muscles, raised CK. Recovers over weeks to months.
What are the symptoms of chronic myopathy?
Painless, proximal weakness and atrophy, normal CK, low potassium and phosphate. Incomplete recovery takes months.
What causes Wernicke’s encephalopathy?
Thiamine deficiency and cytotoxic oedema in mamillary bodies.
What is the triad of Wernicke’s?
Ocular dysfunction (nystagmus -> complete ophthalmoparesis)
Ataxic gait
Acute confusion