NSG 550 / NSG550 EXAM 3. DIAGNOSTIC REASONING FOR NURSE PRACTITIONERS. QUESTIONS WITH 100% CORRECT ANSWERS.

Drug screening: What does it identify? Metabolites of illegal drugs used Drug screening: What sample is most commonly used? Urine Drug screening: Which tests are better from the blood? Toxicology tests for drug overdose Poisoning Drug screening: Who uses drug screening? Employers Law enforcement agencies Genetic Testing: What is it used for? Identifies predisposition to disease Establish presence of disease Establish paternity Provide forensic evidence SARS viral testing: Uses Diagnose severe acute respiratory syndrome, caused by corona virus. SARS viral testing: Is it part of routine testing? No. Not conducted unless a cluster of cases develop. Skin Biopsy: Uses Test of inflamed skin or mucosa to evaluate and diagnose immunologically mediated dermatitis. Used to confirm histopathology of skin lesions. Toxicology: Uses evaluates drug abuse, overdose, or poisoning. Toxicology: On what sample is this test performed? Performed on blood WBC Scan: Uses Identify and localize occult inflammation or infection. Fever of unknown origin Suspected osteomyelitis IBS Determines if abnormal mass is infected West Nile Virus Testing: Indications When flu-like symptoms occur in an area which the virus exists. Sexual Assault Testing: Uses Used to obtain evidence of recent sexual assault, identify STIs, Sexual Assault Testing: After how long after assault is evidence minimal? 72 hours What is involved in sexual assault testing? Photographs of injuries Pregnancy Tests Clothes placed in a paper bag Prophylactic antimicrobial testing offered Hep B vaccine offered. In CVA: What test to do in first 24 hours? Non-contrast brain CT scan (not MRI, first). Low back pain: How long should it be for unresolved lower back pain before imaging? 6-8 weeks