Nokea
When completing the preadministration assessment for any antitubercular drug, which of the following would the nurse include? Select all that apply.
- A. Culture and sensitivity testing
- B. Complete blood count
- C. Family and contacts history
- D. Radiographic studies
- E. Medication history
Correct Answer: A,B,C,D,E
Rationale: Preadministration assessment for any antitubercular drug should include culture and sensitivity testing, complete blood count, radiographic studies, medication history, and a family and contacts history for those with active TB.
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A nurse is assigned to care for a patient with TB in a health care facility. The patient has been prescribed pyrazinamide. Which of the following would the nurse identify as a contraindication to the prescribed therapy?
- A. Acute gout
- B. Age younger than 13 years
- C. Diabetic retinopathy
- D. Cataracts
Correct Answer: A
Rationale: The nurse should know that pyrazinamide is contraindicated among patients with acute gout. Pyrazinamide is also contraindicated in patients with acute hepatic or renal impairment and in patients with diabetes mellitus. Ethambutol is contraindicated in patients with diabetic retinopathy, patients with cataracts, and patients who are younger than 13 years of age.
A nurse would expect to administer pyrazinamide cautiously to which clients? Select all that apply.
- A. Clients with diabetes
- B. Clients with hepatic impairment
- C. Clients with renal impairment
- D. Clients with hypertension
- E. Clients with HIV infection
Correct Answer: A,B,C,E
Rationale: Pyrazinamide should be used cautiously in clients during pregnancy and lactation and in clients with hepatic or renal impairment, HIV infection, or diabetes.
A nurse is preparing to administer ethambutol (Myambutol) to several clients. The nurse would expect to administer the drug cautiously to which clients? Select all that apply.
- A. Clients with hepatic impairment
- B. Clients with hypertension
- C. Clients with cataracts
- D. Clients with diabetic neuropathy
- E. Clients with renal impairment
Correct Answer: A,C,E
Rationale: Ethambutol (Myambutol) should be used cautiously in clients with hepatic or renal impairment and in clients with diabetic retinopathy or cataracts.
A nursing student is reviewing information about tuberculosis therapy. The student demonstrates understanding of the information when identifying which of the following as true about the initial phase of tuberculosis therapy? Select all that apply.
- A. Drugs are used to kill the rapidly multiplying M tuberculosis.
- B. Drugs are used to prevent drug resistance.
- C. The initial phase lasts approximately 6 to 9 months.
- D. The initial phase lasts approximately 2 months.
- E. The initial phase lasts approximately 4 months.
Correct Answer: A,B,D
Rationale: During the initial phase, which lasts approximately 2 months, drugs are used to kill the rapidly multiplying M. tuberculosis and to prevent drug resistance. The continuing phase lasts approximately 4 months and the entire treatment spans 6 to 9 months.
A nurse is caring for a patient undergoing the second phase of standard TB treatment. The nurse knows that which of the following combinations of drugs needs to be administered to the client?
- A. Pyrazinamide and dapsone
- B. Rifampin and pyrazinamide
- C. Rifampin and isoniazid
- D. Dapsone and isoniazid
Correct Answer: C
Rationale: The nurse knows that a combination of rifampin and isoniazid drugs should be used during the second phase of standard treatment. Isoniazid, rifampin, and pyrazinamide are not used together as combination drugs in the second phase of standard treatment. Dapsone is used for leprosy and cannot be used in combination with isoniazid or any other drug for TB.