Psych VIVAs Flashcards
mechanism of alcohol’s effects
anxiolytic: increased GABA
euphoric: increased dopamine
amnesic: decreased NMDA mediated glutamate
recommended alcohol limit in UK
14 units/week w. several alcohol free days
M: 3-4 units/day
F: 2-3 units/day
signs of alcohol dependency
compulsion
aware of harm but continues
neglect of other activities
tolerance
sx of withdrawal
time w. substance incrases
out of control use
past sobriety attempts failed
signs of acute alcohol intoxication
labile mood
aggression
impaired judgement
slurred speech
unsteady gait
ataxia
signs of acute alcohol poisoning
cold clammy skin
unconscious
puking
slow breathing
risks assoc. w. excessive drinking
liver disease
cardiovascular disease
malnutrition
signs of alcohol withdrawal
autonomic: tachycardia, hypertensive, sweating, tremor
GI: n&v
mood: anxious + irritable
sleep disturbance: insomnia + nightmares
psych: hallucinations
what is delirium tremens
acute confusional state secondary to alcohol withdrawal 48hr after abstinence
delirium
extreme fear
autonomic disturbance
tremor
hallucinations
why is pabrinex given to alcoholics
prevent Wernicke’s
what is Wernicke’s encephalopathy
acute onset
confusion + opthalmoplegia + ataxia
secondary to neuronal damage due to thiamine deficiency
what is Korsakoff’s psychosis
consequence of Wernicke’s
irreversible anterograde amnesia + confabulation
tools for assessing alcohol dependence
AUDIT - identify disorder
SAD-Q - assess severity
Physical complications of AN
bradycardia + hypotension
GI upset
amenorrhoea + infertility
osteoporosis
peripheral neuropathy
mortality of AN
10%
when to admit for inpatient treatment of AN
BMI <13 or rapid weight loss
serious physical complications
high suicide risk
RFs for self harm
age
stressors
abuse
personality disorders
outline MHA of 1983
2: up to 28 days for assessment, requires AMHP + Dr
3: up to 6 months for treatment, requires Dr + Sec12 approved Dr
5(2): detention for 72hrs for further detention assessment under MHA
136: police power, public place
137: police power, forced entry into private property
key points of consent in children
Gillick competence in <16s
can consent if deemed capacitous
cannot refuse treatment
aetiology of Alzheimers
late onset - apolipoprotein E4 allele
early onset - AD mutation of beta-amyloid
RFs for Alzheimer’s
age
female
vascular RFs
head injury
low IQ
Clusters of personality disorders
A - odd
B - dramatic
C - anxious
personality disorder vs personality trait
disorder is:
pervasive
persistent
pathological
big five personality traits
openness
conscientiousness
extroversion
agreeableness
neuroticism
dxic criteria for BPAD
≥2 episodes, one of which is mania/hypomania w. complete recovery between
types of BPAD
1: manic + depressive
2: hypomanic + depressive
rapid cycling: >4 eps/year
mixed: both in single episode, present every day for ≥1/52
therapeutic range of lithium
0.6-1.0 mmol/L
toxicity > 1.2