Chapter 12 PrepU

A client who is receiving drug therapy for treatment of giardiasis asks the nurse about how she may have gotten this infection. The nurse would incorporate knowledge of transmission into what assessment question?

"Have you drunk any water that might have been contaminated?"

The nurse caring for a client with Entamoeba histolytica infection explains to the client and family the mode of transmission of this amoeba. Which statement by the client indicates that an understanding of the teaching that was provided?

"This disease is spread from ingesting contaminated food."

The client has just begun taking metronidazole and calls the clinic to report that her urine has turned very dark. What is the nurse's best response to this client?

"This is an expected side effect. Your urine color will return to normal after you stop taking this drug."

A client is receiving mefloquine as part of a treatment for malaria asks the nurse about becoming pregnant. Which response by the nurse would be most appropriate?

"You need to avoid pregnancy during the therapy and for 2 months after completion."

Two fixed-combination drugs are available for use in the prevention and treatment of malaria. What are reasons why a fixed-combination drug would be used? (Select all that apply.)

-May increase compliance by reducing the number of pills a patient has to take. -Affect the protozoa at different stages on their life cycle.

Antimalarial drugs are usually given in combination to attack the Plasmodium at various stages of its life cycle. Which is not an example of an antimalarial drug?

-Metronidazole

Antimalarials are contraindicated in the presence of:

-lactation. -liver disease or alcoholism. -retinal disease or damage.

A client has been diagnosed with malaria and will begin treatment promptly. How can the nurse best attack the Plasmodium protozoa at the different stages of its life cycle?

Administer combination therapy as prescribed

A nurse is reviewing the health record of a client for whom antimalarial therapy is being proposed. The nurse should identify what aspect of the client's history as contraindicating the use of antimalarials?

Alcoholic liver disease

A patient has been instructed to take metronidazole for intestinal amebiasis. Which instruction should the nurse give to the patient regarding the drug?

Avoid intake of alcohol.

A male client is traveling to a country where malaria is endemic. The nurse suggests that he visit his physician and receive a prescription for what medication?

Chloroquine

Which drug is currently the mainstay of antimalarial therapy and is directly toxic to parasites that absorb it?

Chloroquine

Which drug is currently the mainstay of antimalarial therapy?

Chloroquine (Aralen)

All of the following are true EXCEPT:

Chloroquine is used to prevent a recurrence of malaria.

A group of nursing students and their professor are engaged in a service learning project and will be caring for patients in Haiti. What medication should be administered to prevent the development of malaria?

Chloroquine phospate (Aralen)

Which statement best reflects the use of antimalarial agents for treatment of the protozoan?

Combination therapy is used to attack the parasite at various life cycle stages.

Amebiasis, an intestinal infection caused by Entamoeba histolytica has two life cycles. Which stage is one of the cycles?

Cystic, dormant stagef

What pathologic change occurs in the body as a result of Plasmodium falciparum malaria and leads to death?

Destruction of red blood cells

A client has been prescribed quinine. Which instruction should the nurse give to the client regarding its use?

Do not drive if blurred vision or dizziness occurs.

A male who has trichomoniasis typically has signs and symptoms of it when transmitting it.

False

A client with amebiasis is to receive metronidazole. The client also takes warfarin for atrial fibrillation. The nurse would instruct the client to immediately report which symptom?

Increased bleeding

A client has been diagnosed with an amebiasis infection, and the primary health care provider has prescribed metronidazole. The client is also taking warfarin for blood clotting. Which is a possible interaction associated with taking metronidazole with warfarin?

Increases the risk of bleeding

A woman is diagnosed with Trichomonas vaginalis. She is being treated with metronidazole (Flagyl) orally. What factor is most important in the care of this patient?

Instruct her to have her partner treated.

Chloroquine acts against erythrocytic forms of plasmodial parasites to prevent or treat what condition?

Malaria

A client receiving which agent should be instructed to avoid alcohol consumption?

Metronidazole

A patient is receiving chloroquine (Aralen) for extraintestinal amebiasis. Which medication should be administered with chloroquine?

Metronidazole (Flagyl)

A teacher in a preschool is diagnosed with giardiasis. Which medication will be administered to treat the diarrhea and abdominal distention?

Metronidazole (Flagyl)

A nurse is preparing to administer primaquine therapy to a client. The nurse should anticipate administering the drug by which route?

Oral

What is one method that the nurse can teach community members to prevent many parasitic infections?

Personal and public hygiene practices

A patient has been diagnosed with amebiasis. Which intervention should the nurse perform regularly while caring for the patient?

Provide the patient with small, frequent meals.

A 43-year-old man is traveling to an area where malaria is endemic. The nurse will explain which regimens of chloroquine prescribed by the physician?

Taking the medication for 2 weeks before the trip and for 4 to 6 weeks after the trip

A client who is planning to travel to Africa is prescribed chloroquine to prevent malaria. The nurse would instruct the client to begin the therapy at approximately which time?

Ten days before leaving on the trip

A client is admitted to the hospital for the treatment of malaria. The physician has ordered chloroquine. Which symptoms would indicate a serious adverse reaction?

blurred vision

A client is prescribed metronidazole for the treatment of trichomoniasis. What is the most important information for the nurse to teach the client about proper administration of this medication?

"Do not drink alcohol while taking this medication."

A female client is receiving mefloquine as part of malarial prevention. After teaching about the drug, which statement by the client indicates successful teaching?

"I should avoid getting pregnant for at least 2 months after I finish the drug."

A client with giardiasis is to receive tinidazole. The nurse should instruct the client to do what?

"Take the drug as a single dose with food."

A client who is receiving metronidazole therapy for trichomoniasis asks the nurse how this infection occurred. Which response by the nurse would be most appropriate?

"The infection is spread during sexual intercourse."

Infections caused by protozoa are relatively rare in the United States, but with people moving throughout the world in increasing numbers, it is not unusual to find a person who returns home from travel with a fully developed protozoal infection. Which of the following areas are where protozoa infections are most prevalent? Select all that apply.

-Thailand -Egypt -Columbia (Should be spelled Colombia -.-)

A 22-year-old female college student presented to the campus medical clinic and was provided with a prescription for metronidazole 250 mg PO tid for 7 days. The nurse at the clinic would be justified in considering that the student may have been diagnosed with

trichomoniasis.