Psych condensed Flashcards

(110 cards)

1
Q

What is an advanced directive?

A

Legally binding document - Made with capacity

Stipulates patients refusal of certain medical interventions

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2
Q

What is the court of protection?

A

Make decisions if no LPA

Resolves disputes if there is disagreement with treatment plans

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3
Q

What are DOLS?

A

Allows deprivation of liberty over someone who lacks capacity
Legal framework for hospital / care environment if it is in patient’s best interests

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4
Q

Name 5 principles of the mental health act

A

Maximize patient and public safety

Minimize the impact of mental illness on the patient

Minimize restriction of liberty

Use the least restrictive option

Effectiveness of proposed treatment

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5
Q

Describe section 2 of MHA

A

ASSESSMENT

Duration - 28 days

2 doctors - S12 and AMHP

Can be coercively treated

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6
Q

Describe section 3 of MHA

A

TREATMENT

Duration - 6m

2 doctors - S12 and AMHP

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7
Q

Describe section 4 of MHA

A

EMERGENCY

Duration - 72 hours

Proffesionals - 1 doctor and AMHP

Usually converted to S2

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8
Q

Describe a section 5(2)

A

DOCTOR order

Duration - 72hours

For patient already admitted

No coercieve treatment - just legal framework to restrain

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9
Q

Describe a Section 5(4)

A

NURSES order

Duration - 6 hours

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10
Q

Describe a section 135

A

Court order to enter house and move to place of safety for assessment

Proffesionals - ASW + medical professional + Polcie

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11
Q

Describe a section 136

A

Duration 24 hours

Arrest a person and bring to place of safety

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12
Q

Describe the key principles of MCA

A

Assume capacity

Least restrictive option to patients rights

Respect unwise decisions

Decisions must be in their best interests

Help must be given to aid in their capacity

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13
Q

what is an illusion

A

Misinterpretation of real external stimulus

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14
Q

what is a hallucination

A

Perception in absence of external stimulus

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15
Q

what is a delusion

A

false belief firmly maintained despite evidence of contrary

Out of keeping with patients social and cultural background

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16
Q

What is the MOA of antipsychotics

A

Block parasympathetic D2 receptors in mesolimbic pathway

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17
Q

What pathways are affected by excess dopamine in schizophrenia

A

Mesoimbic - Positive sx

Mesocortical - Negative sx

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18
Q

What pathways do antipsychotics target / have an effect on

A

Block D2 receptors - Mesolimbic

Hyperprolactniaemia - Tuberoinfundibular

EPSE - Nigrostriatal

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19
Q

When should antipsychotics be cautioned

A

Elderly - Stroke and VTE risk

Drugs prolonging QT - Amiodarone / Macrolides

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20
Q

What are the side effects of typical antipsychotics

A
EPSE 
Drowsy 
Hypotension 
QT Prolongation 
Erectile dysfunction 
Hyperprolactinameia
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21
Q

What are the side effects of atypical antipsychotics

A

Metabolic disturbance - Lipid changes / DM
Weight gain
Prolonged QT interval
Hyperprolactinameia - Sexual dysfunction

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22
Q

How long should you continue antipsychotics after an acute episode

A

5 years

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23
Q

Name 5 side effects of clozapine

A
Reduce seizure threshold 
Agranulocytosis 
constipation 
Hypersalivation 
Myocarditis
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24
Q

What affects clozapine levels

A

Smoking and alcohol - decreases levels

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25
Name the order that EPSE appear
Acute dystonia Akinthesia Tardive dyskinesia Parkinsonism
26
What is acute dystonia
Occurs after HOURS Sustained msucle contraction - torticollis / oligouric crisis
27
How do you treat acute dystonia
Procyclidine
28
What is akinthesia
Develops after days to weeks restlesness tremor
29
What is the treatment of akinthesia
Propanolol | Cyproheptadine
30
What is tardive dyskinesia
>6m usage Repititive actions - grimacing / lip smacking / tongue protrusion
31
What is the treatment for tardive dyskinesia
Tetrabenzine - D2 agonsit
32
What is the treatment of Parkinsonism
Procyclidine
33
Name 8 side effects of SSRIs
``` Size - weight gain Sick - N+V Seizure - Reduce threshold Suicide Sodium - Hyponatramia Sexual dysfunction Sleep / stress Stomach upset - dyspepsia / Abdo pain ```
34
When should SSRIs be cautioned
PUD Epilepsy young patients
35
What drugs interact with SSRIs
MOA + Triptans --> S.S NSAIDs/Aspirin --> Requires PPI Antipsychotics --> QT prolongation
36
Describe SSRI withdrawl sx
``` Mood change Sleep issues Sweating Restlesness D+V ```
37
Howlong should SSRIs be continued for
6m
38
Name 2 SNRIs
Venelefaxine Duloxetine
39
Name CI to venelafaxine
Raises BP - CI in cardiac disease
40
Name 5 side effects for TCA
Anticholinergic - urinary retention - blurred vision - constipation - confusion Anti-adrenergic - Postural hypotension - Impitence
41
Describe a TCA overdose
``` Confusion Arrhythmias - QT prolongation seizures flushing dialted pupils vomiting ```
42
What would an ABG in a TCA overdose show
Metabolic acidosis
43
TCA overdose management
Supportive Activated charcoal (2-4 hours) IV bicarbonate
44
What should be avoided when taking MAOI
Cheese Beer red wine smoked meat or fish contain tyrmaine - vasoconstrictor
45
Treatemnt for hypertensive crisis in MAOI
Phentolamine
46
What affects Lithium levels
Dehydration and volume depletion Thiazide diuretics ACEi / NSAIDs - affect kidney fucntion
47
Theraputic side ffects to lithium
``` L - Leukocytosis I - Diabetes insipidus T - Fine tremor H - Hypperparathyroid I - Increased GI motility U - Underactive thyroid M - Ebsteins anomoly ```
48
Toxic lithium side effects
``` T - Coarse tremor O - Oliguria X - Ataxia I - Increased reflexes C - coma / convulsions ```
49
What are the effects of pscyhiatric medications in the elderly
Higher fat/water distribution - Reduced Benzo dose reduced renal and heaptic functions slower titration of meds
50
Describe serotonin syndrome drugs presentation management
SSRIs / Triptans / MAOI / Ecstacy / Tramadol / St john wart INCREASED ACTIVITY - clonus / myoclonus - Increased reflexes - Rigidity - tremor - dialted pupils - Autonomic sx (Tachy /unstable BP / Hyperthermia) IV fluids BDZs Cryproheptadine - serotonin antagonist
51
Desribe NMS
Antipsychtoics / Withdrawl of dopaminergic drugs Lead pipe rigidity normal pupils Hyporeflexia Autonomic sx (Tachy / sweating / unstable BP / hyperthermia) Stop antipsychotics IV fluids Bromocriptine / Dantrolene
52
What metabolic presentation is present in NMS and SS
Metabolic acidosis
53
What would FBC shouw in NMS
Leukocytosis
54
Why is it important to check U+E in NMS
Increased CK --> AKI Rhabdomyolysis
55
How many features and for how long are required for it to be classified as a dependence disorder
3 features for > 1 month
56
Name 5 features of dependence
``` continued use despite harm salience narrowed repitoire withdrawal cravings tolerance loss of control rapid reinstatement ```
57
How do metronidazole and alcohol interact
Metronidazole inhibits acetaldehyde dehydrogenase leading to build up of acetaldehyde Drinking --> N+V / Headache / Sweating
58
Alcohol units calcualtion
% x volume (ml) divided by 1000
59
Psychological management of addictive behaviours
1 - Maintenence or withdrawal 2 - Motivational interviewing / AA / FRAMES
60
Name 3 drugs used in alcohol withdrawal
Disulfram Acamprosate Naltrexone
61
MOA of disulfram
Inhibits acetaldehyde dehydrogenase - S/E if alcohol ingested flushing headache reduced BP Nausea
62
MOA of acamprosate
Reduces craving by inhibiting glutamate
63
MOA of naltrexone
Opiod antagonist - reduces pleasure alcohol brings
64
Alcohol withdrawl - sx 6/12 hours post
``` Tremor sweating N+V Anxiety Tachycardia ```
65
Alcohol withdrawl - 12-24 hours post
Hallucinations
66
Alcohol withdrawl - 36 hours post
Seziures
67
Alcohol withdrawl - 72 hours post
DELIRIUM TREMENS Altered consciousness Persucotary delusions coarse tremor Tachycardia sweating Increased BP Fever Halluciantions - Lilluptian / formication
68
What is the management of delirium tremens
Chlorodiazepioxide Thiamine Pabrinex
69
Describe opiate intoxication
``` drowsy reduced resp rate Pinpoint pupils Decreased BP Decreased HR ```
70
Describe opiate withdrawl
EVERYTHING RUNS ``` Rhinorrhoea Lacrimation Pupil dialtion Sweating Diarrhoea N+V Agitation Abdominal cramps ```
71
Describe opiate withdrawl management
Lafexidine BDZs - agitation Antimetics
72
Describe opiate overdose
``` Pinpoint pupils coma resp depression seziures Hypothermia ```
73
Describe opiate overdose managemnt
IV/IM Naloxone - short half life O2 IV hydration
74
What drugs can be used for substance abuse dependence
Methadone - logn acting Buprenorphine - Partial agonsit Naltrexone - for patients completing detox
75
substance abuse Short term complications
VTE PE Infection - IE Respiratory depresion - acidosis
76
Describe BDZs overdose
``` anxiety insominia tremor agitation headache seizures ```
77
Describe cannabis intoxication
``` drowsy imapired memory slow reflexes bloodshot eyes increased appetite ```
78
causes of delirium
``` D - Drugs (Anticholinergic/ BDZs/Anticonvulsant E - Electrolyte L - Lack of drug (opiates /levodopa/alcohol) I - Infective R - Retention / reduced sensory I - Intracranial (stroke / post ictal) U - Underhydration/nutrition M - Myocardial ```
79
RF for Alzehimers disease
``` FHx Downs syndrome Apolipoprotein E4 Depression Female Age ```
80
Alzheimers sx
``` Amnesia Aphasia Agnosia Apraxia Apathy Depression ```
81
Alzehimers Mx
Acetylcholinesterase inhibitors - Rivistagmine / Donepezil NDMA receptor antagonist - Memantine
82
Alzehimers Mx
Acetylcholinesterase inhibitors - Rivistagmine / Donepezil NDMA receptor antagonist - Memantine
83
Adverse effects of ACh inhibitors
Headache / Diarrhoea / Bradycardia
84
Adverse effects of memnatine
``` confusion hallucination dizzy seizure constipation ```
85
GAD management
1 - Education and active mointioring manage co-morbidities exercise sleep hygiene 2 - Low intensity psychological Guided self help Psychoeducation 3 - High intensity intervention CBT/Applied relaxation +/- SSRI 4 - CBT + SSRI
86
Panic disorder presentation
Sx peak within 10 mins ``` P – Palpitations A – Abdominal distress N – Numbness/nausea I – Intense fear of death C – Choking/chest pain S – Sweating/shaking/SOB D – depersonalization/derealization ```
87
Describe the characteristics of the obsessions in OCD
Intrusive Recognised as patients own thoughts Non sensical - unlide delusions
88
Management of OCD
1 - Low intensity CBT / ERP 2 - High intensty CBT / ERP OR SSRI 3 - High intensity CBT/ERP + SSRI / TCA
89
How long should you continue medication for in OCD
12 months
90
What are the requirements for PTSD diagnosis
Sx arise within 6m of event Sx present for > 1 month with functional impairment
91
Describe PTSD presentation
Hyperarousal - startle / seep issues Flashbacks Avoidance Emotional numbing
92
PTSD management
1 - Trauma focused CBT / EMDR 2 - Sertraline / Venelfaxine
93
PTSD management
1 - Trauma focused CBT / EMDR 2 - Sertraline / Venelfaxine
94
What are the componenets of the SCOFF questionnaire
``` S - Sick C - control O - one stone (3m) F - Fat F - Food domiantes ```
95
Name 6 features of anorexia
``` Arrhythmias - QT prolongation Lanugo hair yellow tinge to skin constipation swelling of parotid and submandibular glands ```
96
Features of hypokalaemia
``` Flat t waves T wave inversion U waves ST depression Arrhythmias - VT ```
97
Biochemical features of anorexia
Increased G + C - GH - Cortisol - Beta carotene - Cholesterol
98
Anorexia red flags
BMI < 13.5Kg >1kg/week weight loss Temp < 34.5 Proximal muscle weakness
99
Anorexia management - Adult
1 - CBT - ED | 2 - MANTRA
100
What does MANTRA stand for
Maudsley Model of Anorexia Nervosa Treatment for Adults
101
Anorexia management - Child
1 - Family focused therapy 2- CBT
102
Anorexia complications
Osteoperosis | cardiac atrophy
103
Long term anorexia management
DEXA scan
104
Refeeding syndrome presentation
``` Oedema tachycardia confused CCF Blaoting ```
105
What metabolic disturbances occur in bulimia
Laxatives - acidosis Purging - alkalosis
106
What complication occurs with long term laxative use in bulimia
Cardiomyopathy
107
bulimia management
1 - BN focused guided self help 4 weeks 2 - CBT - ED
108
Criteria for depression diangosis
5/9 sx D - Depressed mood E - Energy low A - Anhedonia D - Dead thoughts ``` S - Sleep W - Worthlesness A - Apetite / weight M - Mentation decreased P - Psychomotor retardation ```
109
DDx of depression
``` Parkinsons dementia Hypothyroid Hypoadrenalism Steroids Alcohol DM ```
110
Features of mania
Sx present for 7 days marked fucntional impairment Psychotic sx - delusions of grandeur - Auditory hallucinations