L2: Psychiatric Symptoms & Signs Flashcards

(124 cards)

1
Q

Definition of perception

A
  • The process by which sensory stimuli are given a meaning (i.e. transferring physical stimulation into psychological information).
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2
Q

Disorders of perception

A
  • Illusions
  • Hallucinations
  • Depersonalization & Derealisation
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3
Q

Characters of Illusions

A
  • May affect any sensory modality (auditory, visual, …).
  • May occur in normal or pathological condition (e.g delirium).
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3
Q

Def of Illusions

A
  • Misinterpretation of a real external sensory stimuli e.g.: mistaking a robe for a snake and mirage phenomenon.
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4
Q

Def of Hallucinations

A

False perception in absence of any external stimuli.

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5
Q

classification of hallucinations, according to complexity

A

Elementary:
- Hallucination are ill formed stimuli e.g. noises, flashes of light

Complex:
- Hallucination are more sophisticated and relatively meaningful stimuli e.g. voices, music, faces, scenes

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5
Q

what are Hallucinations classified according to?

A
  • complexity
  • Sensory modality
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6
Q

what is the most common type of hallucinations?

A

Auditory hallucination

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6
Q

Classification of hallucinations, according to sensory modality

A
  • Auditory Hallucinations
  • Visual hallucinations
  • Tactile hallucinations
  • Olfactory and Gustatory hallucinations
  • Somatic hallucinations
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7
Q

where do Auditory hallucination mainly occur?

A
  • They mainly occur in psychotic disorders especially schizophrenia.
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8
Q

Varieties of Auditory hallucination

A
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9
Q

where is visual hallucination most common?

A
  • Most common in organic mental disorders (e.g delirium, substance intoxication or withdrawal).
  • May occur in schizophrenia, severe mood disorder or dissociative disorder.
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10
Q

what are Tactile hallucination?

A
  • False perception of touch e.g phantom limb (from amputated limb)
  • Crawling sensation on or under the skin in cocaine intoxication or withdrawal.
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11
Q

where is Olfactory (smell) or gustatory (taste) hallucination most common?

A
  • Most common in organic disorders e.g temporal lobe epilepsy.
  • May occur also in: schizophrenia or severe mood disorders.
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12
Q

what are Somatic hallucinations?

A
  • False sensation of things occurring in the body (mostly visceral).
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13
Q

Examples of Somatic hallucinations

A
  • complaint that a snake is wondering in the abdomen and complaint of buming pain in the brain.
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14
Q

where do Somatic hallucinations occur?

A
  • They usually occur in psychotic disorders especially schizophrenia.
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15
Q

Hallucination can occur in normal conditions such as ……

A
  • While getting into sleep (hypnagogic).
  • During awakening (hypnopompic).
  • After physical stimulation of a sense organ (flashes of light after pressing the eye ball).
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16
Q

what is Depersonalization & Derealisation?

A

Disturbed perception of oneself or the surrounding environment.

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17
Q

Def of Depersonalization

A
  • The person perceive himself, his body or parts of his body as different, unreal or unfamiliar.
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18
Q

Def of Derealization

A
  • The person perceive the external world, objects or people as different, strange or unreal.
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19
Q

where do Depersonalization and derealization occur?

A
  • Depersonalization and derealization can occur in normal person during stress, in anxiety disorders, mood disorder, schizophrenia and in organic disorders e.g. temporal lobe epilepsy.
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20
Q

what are disorders of thinking classified into?

A
  • Disorders of the form of thinking
  • Disorders of the stream of thinking
  • Disorders of the content of thinking
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21
Q

Characters of Disorders of
The form of thinking

A
  • They are also called formal thought disorders.
  • They are abnormalities in the logical structure and association of thoughts.
  • They lead to failure in producing coherent and logically connected meanings.
  • Formal thought disorders usually occur in psychotic disorders and in organic mental disorders.
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22
what are types of **Disorders of The form of thinking**?
- Loosening of associations - Incoherence - Word Salad - neologism - Verbigration - Perservation - Clang Associations - Irrelevance - Circumstatiality - Tangentiality - Derailment
23
Def of **Loosening of associations**
Mild degree of loosening between ideas rather than words or group of words.
24
Def of **Incoherence**
- Severe degree of loosening of association to the extent that thoughts and words seem to run together without logical or grammatical rules or connection.
25
Def of **Word Salad**
- Extreme loosening of association in which the speech become haphazard mixing of words and phrases.
26
Def of **Neologism**
- Fragmentation of words into sounds or syllables that results in a complete jargon of insensible sounds although the patient may look like speaking a foreign language.
27
Def of **Verbigration**
- Spontaneous repetition of specific words or phrases without any apparent meaning or motivation.
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Def of **Perservation**
- Occur when the patient repeats the same response despite changing the stimulus.
29
Def of **Clang association**
- Association of words according to their tone, sound or rhyme, but not according to meaning.
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Def of **Irrelevance**
- In which the patient responds to a specific stimulus by a response that is not related to the stimulus.
31
Def of **Circumstatiality**
- The patient gives unnecessary details but ultimately reaches the goal.
32
Def of **Tangentiality**
- Ideas are poorly connected to each other around a basic central theme. - Ideas look as if going beside each other just touching part of the adjacent idea and only moving along periphery of the goal to be reached.
33
Def of **Derailment**
- Sudden deviation of the train of thought; the patient suddenly change the subject of speech - If derailment is preceded by a period of silence, it is called thought block.
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what are disorders of the **stream** of thinking?
35
what are disorders of the **content** of thinking?
- These are abnormalities in the ideas or beliefs contained in the thought. - They include: 1. Delusions. 2. Obsessions.
36
Def of **Delusions**
- False fixed belief based on incorrect inferences about reality
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Characters of **Delusions**
- It is not consistent with the patient cultural background. - It cannot be corrected by logic or reasoning.
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Types of **Delusions**
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Types of delusions according to the theme
- Delusion of persecution - Delusion of grandeur or grandiosity - Delusion of reference - Delusion of guilt or self accusation - Nihilistic delusion - Hypochondriacal delusion - Delusion of infidelity (delusional jealousy) - Erotomania (delusion of love) - Delusion of influence and control (passivity phenomena)
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Delusion of persecution
- The patients believe that people are harassing them, chasing them, spying on them or trying to kill them.
41
Delusion of grandeur or grandiosity
- The patient believes that he has special power or high religious position.
42
Delusion of reference
- The patient believes that the usual events have a special (usually dangerous) significance in reference to him e.g. people are starring at him, talking about him - Sometimes he believe that people in TV are talking about him or talking directly to him.
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Delusion of guilt or self accusation
- False belief of remorse and gui
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Nihilistic delusion
- The patient denies the existence of one organ or may deny the existence of the whole person.
45
Hypochondriacal delusion
- The patient believes that he has a serious illness despite the absence of medical evidence.
46
Delusion of infidelity (delusional jealousy)
- The belief that one's spouse is unfaithful despite no supporting evidence.
47
Erotomania (delusion of love)
- The belief that someone usually inaccessible and in higher social class is in love with the patient.
48
Types of **Delusion of influence and control (passivity phenomena)**
**Thought insertion:** patient believes that thoughts are being implanted in his mind by external force. **Thought withdrawal:** patient believes that thoughts are being taken out of his mind. **Thought broadcasting:** patient believes that their thoughts are available to others through radio or TV.
48
Delusion of influence and control (passivity phenomena)
- False belief that a person's will, thoughts or feelings are being controlled by external forces.
48
Compare between obsessions & Compulsions
49
what are disorders of **Speaking**?
- Volubility - Poverty of Speech - Poverty of Content of Speech - Stuttering & Stammering - Hurried Speech - Monotounus Speech - Dysarthria - Mutism - Aphasia
50
Def of **Volubility**
- Increase in the amount of speech.
51
Def of **Poverty of speech**
- Sppech is scanty
52
Def of **Poverty of content of speech**
- speech that is adequate in amount but conveys little information because of vagueness, emptiness or stereotyped phrases.
53
Def of **Stuttering and stammering**
54
Def of **Monotonous speech**
- A speech lacking resonance and emotional inflections, It can be a trait or may be due to flattening of emotion.
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Def of **Hurried speech**
- Rapid utterance of coherent goal directed speech.
55
Def of **Dysarthria**
It is a disorder of articulation that may be organic as in post stroke patient and slurred speech in drug. intoxication.
56
Def of **Mutism**
- The patient can't speak any words, occur in conversion disorder, catatonia and in some neurological diseases.
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Def of **Aphasia**
58
what are disorders of **Emotions**?
The clinical study and evaluation of emotion is concerned with two main aspects: Mood & Affect
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Compare between mood & affect
59
what are emotions?
Emotion is a complex feeling state with psychic, somatic and behavioral components.
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what are disorders of mood?
- Pleasant & Unpleasant moods
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Types of Pleasant mood
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Types of unpleasant mode
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what are disorders of **Affect**?
- Constricted or restricted affect - Blunted affect - Apathy - Indifference - Inappropriate affect (incongruity) - Ambivalence - Lability of affect (emotional incontinence)
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what is **Apathy**?
- loss of emotion or lack of feeling (there is loss of both emotional expression and experience).
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what is **Indifference**?
lack of objective emotional response. (there is loss of emotional expression but emotional experience is preserved).
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Incidence of **Indifference**
More in females
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where does **Lability of affect (emotional incontinence)** occur?
- It occurs in gross organic lesions of the brain e.g. the pseudobulbar syndrome.
67
what is **la belle indifference**?
occurs in hysteria when the patient feels happy in spite of his disability.
68
Def of **Inappropriate affect (incongruity)**
- Disharmony between the emotional experience, expression or feeling tone with the coexisting idea or situation.
69
Def of **Ambivalence**
- The presence of two opposing emotions towards the same person at the same time (e.g love and hate).
70
Def of **Lability of affect (emotional incontinence)**
The emotional Change from one extreme to the other with no obvious cause (laughing & Weepig & Crying)
71
what are examples of disorders of **Motor Behaviour**?
- Psychomotor retardation - Agitation - Excitment - Stereotypy - Mannerism - Perservation - lack of violation - Catatonic Symptoms
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Def of **Psychomotor retardation**
- Diminished motor activity, occur in depression.
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def of **Agitation**
- The patient is moving around, moving his limbs and head, wrinkling his fingers and cannot stay for some time in one place.
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Def of **Excitment**
- occurs in primary psychiatric disorders e.g mania and schizophrenia and in organic mental disorders e.g drug addiction and temporal lobe epilepsy.
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Def of **Stereotypy**
Means monotonous repetition e.g touching the nose.
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Def of **Mannerism**
- Repeated movements, which may continue for hours or days without cessation. - And Keeping with the thought (eg a patient with paranoia salutes repeatedly in a grandiose manner.)
77
Def of **Perservation**
- Repetition of the same movement inspite of the patient's effort or desire to do a new one (eg during a meal the patient continues to put the spoon in the plate and up to his mouth, even after the plate gets empty) (may happen in dementia).
78
Def of **Lack of Violation**
- Lack of initiation and reduction of spontaneous movements (e.g. shaking hands). - The patient has no desire or well to perform acts.
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what are catatonic symptoms?
- Catalepsy - Catatonic posturing - Catatonic rigidity - Waxy flexibility - Catatonic Stupor - Catatonic excitement - Negativism - Automatic obedience - Echolalia - Echopraxia
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Def of **Catalepsy**
- the term refers to immobile relatively lasting position.
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Def of **Catatonic posturing**
- acquiring an inappropriate bizarre posture.
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Def of **Catatonic rigidity**
- assuming a rigid (but normal) posture and holding it against all effort to change it.
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def of **Waxy flexibility**
- the patient can be modeled in any position induced by the examiner maintaining such posture beyond the physiological fatigue.
82
Def of **Catatonic stupor**
marked retardation of motor activity to the point of immobility.
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Def of **Negativism**
- the patient does exactly the opposite of what he is asked to do.
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Def of **Catatonic excitement**
- extreme degree of motor hyperactivity, intense, not related to a provo stimulus in the surrounding environment.
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Def of **Automatic obedience**
- the patient exactly and readily responds to the orders performing them in full details regardless their odd content.
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Def of **Echolalia**
- the patient repeat the same words of the question or the last word.
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Def of **Echopraxia**
- the patient imitates the movement of another person e.g. the examiner.
86
What is **Memory**?
Memory is the psychological function by which information stored in the brain is later recalled in consciousness.
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what are levels of memory?
- Immediate memory: Capacity to retain information for about 0.5 second - Recent (short term) memory: 15-20 seconds. - Recent past memory: 5 minutes. - Remote (long term): Long lasting storage.
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what are disorders of memory?
- Amnesia - Hypermnesia - Paramnesia
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Def of **Amnesia**
memory loss
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Types of **Amnesia**
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Def of **Hyperamnesia**
- Abnormally pronounced memory when life events can be registered and recalled in details. (Occur in hypomania)
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Def of **Paramnesia**
falsification or distortion of recalled memories.
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Types of **Paramnesia**
- Confabulation - Retrospective falsification - Déjà vu - Jamais vu
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Def of **Confabulation**
- filling the amnestic gaps by fabricated events and untrue experiences, this occur beyond the conscious awareness. (Occur in alcoholics)
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Def of **Retrospective falsification**
unintended distortion of memory that includes selective omission, additions and biased reorganization of memory to fit the present goal
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Def of **deja vu**
feeling that the present situation, person or information has been seen before while it is actually new. (may occur normally)
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def of **Jamais Vu**
definitely familiar person or situation is perceived as seen for the first time. (may occur normally)
98
Compare between attention & Concentration
99
what are disorders of **Attention**?
**Distractibility:** failure to sustain attention to one object. Occur mainly in mania and in hypomania. **Selective inattention:** while heightened attention is directed toward some specific target and neglecting almost all others. **Hypervigilance (hyperprosexia):** a state of heightened attention, can occur in paranoid states and occasionally
100
what is **Orientation**?
Awareness of time, place and persons.
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What is **Disorientation**?
- Disturbed orientation to time, place and persons. - It is usually related to disturbed consciousness.
102
most common symptoms indicating disturbances in consciousness, orientation, memory and attention highly suggest an ......
organic mental disorder e.g. delirium.
103
Def of **consciousness**
the general state of awareness of the self and the environment.
103
what are disorders of **consciousness**?
- Lethargy - Confusion - Somnolence - Stupor - Coma
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Def of **lethargy**
- The patient is drowsy and less aware or less interested in the surrounding.
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Def of **Confusion**
The patient is easily distracted and may be slow to respond and may be disoriented to time, place and persons.
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Def of **Somnolence**
- The patient is sleeping and can't stay awake unless someone or something wakes him up. - He can usually talk and follow directions.
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Def of **Stupor**
- He is in deep sleep unless something loud or painful wakes him up. - He may not be able to talk or follow directions.
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Def of **Coma**
The patient can't be awakened at all.
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NB: disorders of consciousness are usually due to ...... etiology.
Organic
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Disorders of Judgement
- Judgment is the ability to assess a situation rationally and to act appropriately within that situation. - It has several aspects (cultural, social, moral, etc...) that should be considered in order to be assessed by the clinician.
111
Disorders of Insight
- In psychiatry, insight refers to the patient's conscious recognition of his condition, i.e. awareness that: a) He is disturbed or ill. b) His illness is psychiatric in nature. c) He should seek professional help. d) He should cooperate with the offered treatment. - Full or partial awareness of these aspects indicates the degree of his insight.