Exam & Evaluation (Bloodsucking Leeches and Flesh Eating Maggots)
Questions: Please respond to following statements.
Select the FDA approved medical device:
While maggots and leeches should only be applied by trained, professional licensed personnel, maggots may be removed by anyone with adequate training, per facility policy.
Medical leeches should be kept cool, but the patient should be kept warm.
Medical leeches only suck blood and have no other medical uses.
Capillary refill is >3 seconds with arterial occlusion, but < or = to 3 seconds with venous congestion.
Which vessels are easier for surgeons to reconnect?
Which organism is most likely to be involved in a leech-related infection?
Leech therapy has significantly improved the success rate of skin grafts.
Leeches can migrate during treatment, therefore the nurse should stay with the patient until all leeches are removed and accounted for.
After detaching, the leech bite can ooze for hours. Each bite can lose...
50 - 150cc
500 - 600cc
None of the above
After cleansing the treatment site with soap and water, rinse with ________.
Aeromonas hydrophila is present in the leech gut and ______.
Can be eliminated by sterilization of the leech.
Cannot be eliminated because its necessary for leech digestion of blood.
Poses no problems to human beings.
None of the above.
Patients receiving leech therapy_____________.
Require Hgb and Hct at least once daily to check for excessive blood loss.
May receive IV dextran for hemodilution.
May need to have transfusions.
All of the above.
Which of the following is an FDA approved indication for maggot therapy?
promotion of granulation tissue
debridement of necrotic tissue
disinfection of wounds
Maggots liquify necrotic tissue by releasing proteolytic enzymes.
Maggots have successfully been used for the presurgical debridement of wounds.
Diabetes related venous stasis ulcers are usually not amenable to maggot debridement therapy.
Maggot debridement therapy requires a moist, aerated and protected environment.
Side effects which might be anticipated during maggot debridement therapy include all, except:
MDT requires a special dressing that retains the maggots within the treatment area and protects surrounding skin from the proteolytic secretions of the maggots.
According to the BTER website that you visited, biotherapy is the use of living animals as an aid to medical diagnosis and/or_______________. (One word , lowercase)
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