Alcohol related brain impairment
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In their study, Roehrich and Goldman (1993) used relapse prevention training as the treatment component. They implemented this training in the latter phases of the cognitive rehabilitation program. Four remediation strategies were compared, with a different group assigned to each intervention. The strategies included practice on standard cognitive (i.e., neuropsychological) tasks, practice on ecologically relevant tasks (figure 1), practice on placebo tasks (which required only automatic verbal responses), and no practice at all.
Effects on other brain regions
In the 1950s, following observations of an amnesic patient known as H.M., it became clear that different brain regions are involved in the formation, storage, and retrieval of different types of memory. In 1953, large portions of H.M.’s medial temporal lobes, Top 5 Advantages of Staying in a Sober Living House including most of his hippocampus, were removed in an effort to control intractable seizures (Scoville and Milner 1957). Although the frequency and severity of H.M.’s seizures were significantly reduced by the surgery, it soon became clear that H.M.
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For example, when a test based on knowledge of familiar advertising used in magazines was used to assess cognitive functioning in alcoholics, this test proved more statistically predictive of treatment outcome than did entire batteries of standard cognitive tests (Sussman et al. 1986). Goldman and colleagues (1987; 1990) investigated whether other experience-dependent strategies to induce recovery might be superior to simple repetitive practice. To this end, they broke a complex task into its component parts and trained subjects to perform these components so that the retraining process was easier and more accessible to people who might be frustrated by their cognitive dysfunction.
The Known Brain-Damaging Effects of Excess Alcohol
- This change then led to alterations in the activity of proteins, including those that influence communication between neurons by controlling the passage of positively or negatively charged atoms (i.e., ions) through cell membranes (e.g., Chin and Goldstein 1977).
- Results showed that the remediation strategies that involved real tests were equally effective in helping alcoholics learn the relapse prevention material; they also were superior to both the placebo and no treatment groups.
- These brain changes contribute to the compulsive nature of addiction, making it difficult to abstain from alcohol.
- Sobriety can result in improvement in brain structure and function, indicative of either damage reversal (i.e., actual recovery) or compensatory mechanisms that can be identified with neuropsychological testing and quantitative structural or functional brain imaging.
Within cognitive domains there remain debates concerning the varieties of component processes most affected in alcoholism. For example, are memory deficits in alcoholism primarily intrinsically mnemonic, or do they have their origin in executive dysfunction? Contradictory findings have emerged with episodic memory impairment in recently abstinent alcoholics not linked solely to executive dysfunction, suggesting genuine episodic memory deficits (Pitel et al., 2007a). By contrast, another study reported that episodic memory deficits were more related to impaired effortful executive processes in alcoholics than in controls (Noel et al., 2012a).
Implications of Cognitive Recovery
- In fact, many people who have blackouts do so after engaging in a behavior known as high-intensity drinking, which is defined as drinking at levels that are at least twice as high as the binge-drinking thresholds for women and men.
- Adding such practice to treatment regimens could improve some alcoholics’ chances of recovering successfully.
- Individuals who labor at maintaining sobriety learn and integrate complex information requiring efficient abilities in a number of mnemonic processes.
- Other studies, however, reported persistent executive impairment in AUD patients after long-term periods of abstinence from months to years (Munro et al., 2000; Nowakowska-Domagala et al., 2017; Yohman et al., 1985).
- Because females, on average, weigh less than males and, pound for pound, have less water in their bodies, they tend to reach higher peak BAC levels than males with each drink and do so more quickly.
Results showed that the remediation strategies that involved real tests were equally effective in helping alcoholics learn the relapse prevention material; they also were superior to both the placebo and no treatment groups. First, the cognitive tests used in the studies described above are not necessarily those best suited (most valid) for detecting the aspects of dysfunction closely related to treatment outcome and https://financeinquirer.com/top-5-advantages-of-staying-in-a-sober-living-house/ general life functioning. These tests were originally selected because they were sensitive to brain damage caused by stroke, tumors, head injuries, neurological diseases, and other physical conditions and not because they could assess optimally the wide range of behaviors needed in day-to-day living. Some neuropsychologists (Heaton and Pendelton 1981) suggest the need for tests that are similar to daily activities.
In the short term
The Nature of the Deficits and How They Are Determined
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