(psych) depression Flashcards
what are the symptoms of depression categorised into?
core symptoms
biological symptoms
psychological symptoms
what are the core symptoms of depression?
low mood (mood may be worse in the morning)
anergia (loss of energy)
anhedonia (loss of enjoyment)
what are the biological symptoms of depression?
impaired sleep
lack of appetite
low libido
what are the psychological symptoms of depression?
suicidal thoughts
feelings of guilt and remorse
what is a mental state examination?
a structured way of observing and describing a patient’s current state of mind using a variety of domains
what are the components of a mental state examination?
appearance and behaviour
speech
mood and affect
thought
perception
cognition
insight
what is the purpose of a mental state examination?
obtains a description of the patient’s mental state, which when combined with the psychiatric history, allows the clinician to make an accurate diagnosis
how do you begin a mental state examination?
(wash hands and don PPE if required)
introduce yourself (name and role)
confirm patient identity
gain consent = ‘are you happy/alright to talk to me about how you been recently?’
how do you assess appearance in an MSE?
distinguishing features (e.g. self-harm)
clothing
personal hygiene
objects
weight
stigmata of disease (e.g. jaundice)
= provides an insight into the patient’s mental state
how do you assess behaviour in an MSE?
engagement and rapport
eye contact
facial expressions
body language
psychomotor activity (psychomotor retardation, restlessness)
abnormal movements (tremors, tics, lip smacking)
how do you assess speech in an MSE?
rate (slow/pressurised)
quantity (minimal/excessive)
tone (motononous/tremuolous)
volume
fluency and rhythm (stuttering, stammering/slurred)
define mood
represents a patient’s predominant subjective internal state at any one time as described by them
define affect
represents an immediately expressed and observed emotion
i.e. facial expression, overall demeanour
differentiate between mood and affect
mood refers to the predominant internal state of a patient described by them themselves
affect refers to the immediately expressed and observed emotion
= affect is what you observe BUT mood is what the patient tells you
how do you assess mood in an MSE?
ask questions such as:
how are you feeling?
what is your current mood?
have you been feeling low/depressed recently?
how do you assess affect in an MSE?
observe a patient’s facial expressions and overall demeanour
assess:
apparent emotion
range/mobility of affect (fixed/restricted/labile)
intensity of affect (heightened/blunted)
congruency of affect (congruent/incongruent)
what is incongruent affect?
when a patient’s affect does not align with the content of their thoughts (i.e. laughing when sharing distressing thoughts)
how is thought assessed in an MSE?
assessed in three aspects: form, content and possession
what is thought form?
the processing and organisation of thoughts
asses:
1) speed of thoughts
2) flow and coherence of thoughts (flight of ideas, thought blocking, tangential/circumstantial thoughts)
what is thought content?
delusions
obsessions
compulsions
overvalued ideas
suicidal/homicidal thoughts
what is thought possession?
thought insertion
thought withdrawal
thought broadcasting
what is perception?
the interpretation of sensory information to understand the world around us
(abnormalities in perception are a feature of severe mental health conditions)
how is perception assessed in an MSE?
assess for the presence of:
hallucinations pseudo-hallucinations illusions depersonalisation derealisation
how is cognition assessed in an MSE?
assess:
whether they are orientated in time, place and person
attention span and concentration levels
short term memory
how can cognition be formally assessed?
separate tests (e.g. Addenbrooke’s cognitive exam III, MMSE etc)
what is insight in the context of an MSE?
the ability of a patient to understand that they have a mental health problem and that what they’re experiencing is abnormal