A Previously Healthy 9-Year-Old Boy Is Evaluated for a Deep

question 171

Multiple Choice

A previously healthy 9-year-old boy is evaluated for a deep puncture wound to the foot.  He was walking barefoot on the beach when he stepped on a rusty nail.  His parents cleaned the wound with soap and water and applied pressure to it.  The boy takes no medications.  He has not received any vaccinations due to parental preference.  The boy's parents are divorced and have joint custody of him.  The indications, benefits, and risks of tetanus vaccination are discussed with both parents.  The mother consents to the proposed tetanus vaccination and requests that it be administered immediately.  However, his father refuses to agree to the vaccination as he prefers to explore herbal remedies.  Which of the following is the most appropriate next step in management of this patient?

• A)Ask the patient about his wishes and proceed with his decision
• B)Consult the hospital's ethics committee
• C)Obtain a court order to proceed with the proposed treatment
• D)Proceed with the proposed treatment
• E)Withhold the proposed treatment

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Definitions:

Alleles

Different versions of a gene that can exist at a single locus on a chromosome, contributing to the diversity of phenotypes.

Population

A group of individuals of the same species living and interbreeding within a given area.

Allele Frequency

Allele frequency refers to how common an allele is in a population, expressed as a proportion or percentage of all alleles for a given gene in the population.

Stabilizing Selection

Natural selection that acts against extreme phenotypes and favors intermediate variants; associated with a population well adapted to its environment. Compare with directional selection and disruptive selection.