withdrawal Flashcards
dependency triad
psychological dependence
physiologic dependence
tolerance
term “dependency” not used anymore
all 3 typically present in long term abuse
psychological dependence
craving and the behavior involved in procurement of the drug
physiologic dependence
withdrawal symptoms on discontinuance of the drug
tolerance
need to increase the dose to obtain the desired effects
The terms “dependency” and “abuse” were dropped in ??? for the term ???
DSM-V
substance abuse disorder
Many patients could have a severe and life-threatening abuse problem without ???
ever being dependent on a drug
ddx withdrawal symptoms: tremors
hyponatremia, calcemia, kalemia hypernatremic (hypovolemic) anxiety-panic attack uncontrolled HTN etOH withdrawal Parkinsons cerebellar stroke acute intoxication
kindling
repeated stim. of brain,
renders the individual more susceptible to focal brain activity with minimal stimulation
*almost opposite of tolerance
“geared up” may cause seizures
kindling can be caused by ??? leading to ??? no longer dependent on original stimulus
stimulants and depressants
relatively spontaneous effects
kindling effects may manifest as ???
mood swings, panic, psychosis, and occasionally overt seizure activity
opioids and narcotics refer to group of drugs w. actions that mimic ???
which one implies controlled and which one illicit?
morphine
opioids
narcotics
what to know with case 2: etOH, heroin
what route using?
Inject, etc
3 problems faced w/ substance abuse disorders
(1) the prescribing of substances such as sedatives, stimulants, or opioids that might produce dependency
(2) the treatment of individuals who have already abused drugs, most commonly alcohol
(3) the detection of illicit drug use in patients presenting with psychiatric symptoms
The National Institute on Alcohol Abuse and Alcoholism formally defines at-risk drinking as more than ???
4 drinks per day or 14 drinks per week for men or more than 3 drinks per day or 7 drinks per week for women
A drink defined by CDC as
as 12 oz of beer
8 oz of malt liquor
5 oz of wine
1.3 oz or a “shot” of 80-proof distilled spirits of liquor
ddx etOH/heroine withdrawal symptoms
TB HIV Hep C abcess/sepsis bacterial endocarditis (tricuspid valve) anemic septic emboli (from IVDU/endocarditis) on cocaine cardiac toxicity coronary vasospasm PTH adenoma drug impurity rxn influenza/other viral hypoglycemia heroin withdrawal
individuals w/ at-risk drinking are at an inc. risk for developing/are developing ???
and have much higher prevalence of ???
and alcohol use disorder
lifetime psych disorders
male: female etOH tx ratio
4:1
maybe now more like 4:2, 4:3 (better at hiding it)
what is often present in etOH and should be carefully evaluated?
etOH commonly involved in ???
depression
suicides and intrafamily homicides
in rapes and other assaults
problems assoc. w/ etOH abuse
medical, economic, and psychosocial
central and peripheral nervous system complications of etOH
chronic brain syndromes, cerebellar degeneration, cardiomyopathy, and peripheral neuropathies
etOH: Direct effects on liver
cirrhosis, esophageal varices, and eventual hepatic failure
Indirect effects etOH
protein abnormalities, coagulation defects, hormone deficiencies, and an increased incidence of liver neoplasms
Wernicke’s encephalopathy
short-term memory loss, thiamine deficiency involved, confabulation, AMS, confusion, amnesia
Korsakoff’s
continuation of Wernicke’s- chronic, permanent CNS damage, cerebellar damage; balance issues, tremor, vertigo, falls, Rombersgs, dysdiadokokinesia
etOH toxic to
BM