Substance abuse disorders

100 Substance abuse disorders




Overview/pathophysiology


Substance abuse is one of the major health issues in the United States. The connection between substance use and social and health problems is well documented and includes such issues as an increase in illegal and violent activities associated with the sale and distribution of illegal drugs, major health problems including the spread of human immunodeficiency virus (HIV) and other communicable diseases among intravenous (IV) drug users, developmental problems of babies born to addicted mothers, the epidemic of “crack babies,” fetal alcohol syndrome babies, low-birth-weight babies, and the increase in domestic violence and child abuse/neglect. Deaths caused by motor vehicular accidents are directly linked to alcohol consumption. In addition, there are a full range of medical complications that are a direct result of alcohol dependence, including cardiovascular, respiratory, hematologic, nervous, digestive, endocrine, metabolic, skin, musculoskeletal, and genitourinary problems, as well as nutritional deficiencies.


The Diagnostic and Statistical Manual IV (DSM-IV-TR) defines a substance abuse disorder as the nontherapeutic use of psychoactive agents or illicit use of a prescribed drug on a regular, binge, or episodic basis. The distinction between substance abuse and substance dependence is that the latter involves physical dependence and withdrawal symptoms. The rationale for classifying psychoactive substance disorders within a generic category of either substance use or substance dependence relates to commonalities in psychological behavior patterns across drug classifications. Knowing the specific drug(s) abused is essential for treating toxicity and withdrawal. However, it is the outcome of psychoactive drug use, shared in common by all drug classifications, that is most likely to account for the problems associated with the disorder. These properties include acute and chronic structural and functional changes in the brain associated with drug intake; variable effects on the person taking the drugs; the concepts of dependence, tolerance, and reinforcing properties that are unique characteristics of most psychoactive substances and are not found in other pharmacologic classifications; and the concepts of recovery and relapse prevention after cessation of drug intake.




Assessment (alcoholism)


Assessment focuses on alcoholism because it constitutes the most frequently used and abused psychoactive substance in the United States.







Physical indicators/examination:



















Diagnostic tests


Blood alcohol and drug levels can be obtained. However, diagnosis is generally made through interview history and physical examination. The diagnosis is made by confirmation of the presence of the four major symptoms of alcoholism listed above. Two of the most common assessment tools used to establish a definitive diagnosis are the Michigan Alcohol Screening Test (MAST) and the CAGE-AID questionnaire.





Nursing diagnosis:



Risk for trauma


related to altered cerebral function occurring with alcohol withdrawal


Desired Outcome: Patient does not exhibit evidence of physical trauma caused by alcohol withdrawal.

































ASSESSMENT/INTERVENTIONS RATIONALES
Assess stage of alcohol withdrawal and severity of symptoms. Monitor vital signs, gait and motor coordination, presence and severity of tremors, mental status, and electrolyte status. The greater the severity of symptoms, the more likely the patient will experience increasing disorientation, confusion, and restlessness. As the withdrawal moves from stage I (mild) to stage III (severe), the risk for a fall or injury increases significantly.
Monitor for seizure activity; institute seizure precautions: bed in lowest position with side rails padded, oral airway at the bedside. Withdrawal seizures usually occur within 48 hr following last drink.
Keep communication simple. As the disease progresses, patient’s ability to comprehend complex directions and interactions diminishes greatly. Simplicity is the key to effective communication.
Stay with patient and provide emotional support and encouragement. Risk of seizures is higher if patient is alone and has no one to keep him or her grounded in reality.
Continue to orient patient to surroundings and call light. As blood alcohol level drops, disorientation increases and can last several days.
Maintain a calm, quiet environment. Controlling the amount of external stimulation and keeping it at a minimal level promotes calm in the patient.
Administer IV/by mouth (PO) fluids with caution as indicated. Careful fluid replacement corrects dehydration and facilitates renal clearance of toxins. Excessive alcohol use damages the cardiac muscle and/or conduction system. Overhydration poses significant risk to cardiac functioning.
Administer medications as prescribed and be alert for side effects.  

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Jul 18, 2016 | Posted by in NURSING | Comments Off on Substance abuse disorders

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