PSYCH Flashcards
What is a false belief or wrong judgement held with conviction despite incovertible evidence to the contrary
delusion
what is an unconscious separation of a group of mental processes from the rest of the conscious awareness
dissociation
disturbance in amount, quality or timing of sleep
dysomnia
higher levels of cognitive/mental functioning including planning, abstraction, inductive reasoning and organizing
executive functioning
subjective perception of an object or an event when no such stimulus or situation exsists
hallucination
a misinterpretation or false perception of a real sensory stimulus
illusion
absence of interest in or pleasure from performance of acts that would ordinarily be enjoyable
anhedonia
medication used to treat anxiety
anxiolytic
syndrome of psychomotor retardation characterized by periods of physical rigidity and lack of response to outside stimuli
catatonia
state in which the individual interprets and regards everything in relation to himself and not to others
narcissism
mental or behavioral disorder causing gross distortion or disorganization of a persons mental capacity; a defective response and capacity to recognize reality, communicate and relate to others to the degree of interfering with a persons capacity to cope with ordinary demands of everyday life
psychosis
what are some causes of PTSD
sexual
trauma to someone in close interpersonal network
interpersonal violence
organized violence
other violent events (MVA or natural disaster)
what areas of the brain has MRI studies shown a decreased volume in?
left amygdala (fear center)
hippocampus (memories)
anterior cingulate cortex
what might be the cause of someone who has affective dysregulation, cognitive impairment, behavioral responses to regular stimuli such as flashbacks, severe anxiety, fleeing, or combative behavior?
PTSD
how long must symptoms of PTSD be present for following trauma for psychiatry to make a diagnosis
at least 4 weeks (one month)
what is the treatment for PTSD
psychotherapy:
- exposure therapy
- CBT
- EMDR (eye movement desensitization and reprocessing)
Medications:
- Antidepressants (SSRI - Setraline)
- Prazosin for nightmares
- beta blockers for tremors/ sympathetic resp.
- antipsychotics for comorbid psychosis
AVOID BENZODIAZEPINES DUE TO SAFETY &DEPENDENCY
What are some differentials to consider when evaluation of a patient with weight loss
hyperthyroidism
malignancy
GI diseases
Chronic infectious disease
affective disorders (depression)
what is the diagnosis criteria for someone who may have anorexia
- restriction of energy intake that leads to low body weight
- intense fear of gaining weight or becoming fat or persistent behavior that prevents weight gain, depite being underweight
- distorted perception of body weight and shape, undue influence of weiht and shape on self worth
what could be found on examination of someone suspected to have anorexia
low bmi (< 17.5)
emaciation
hypothermia
bradycardia
hypotension
hypoactive bowel sounds
xerosis (dry scaly skin)
brittle hair and hair loss
lanugo body hair
abd distention
what is recurrent episodes of binging and purging and inappropriate compensatory behavior to prevent weight gain
bulimia nervosa
what are some clinical findings of someone with bulimia nervosa
dehydration
menstral irregularities
mallory-weiss
pharyngitis
erosion of dental enamel
ECG changes may occur
what is it called when someone eats nonfood substances and is often associated with iron deficiency anemia
PICA
what is repeated regurgitation of food that is not due to GERD, pyloric stenosis, or another medical condition
rumination disorder
what is substance abuse
psychological dependence or craving
physiologic dependence
tolerance