When a Patient Is Admitted for the Administration of Radiation

question 12

True/False

When a patient is admitted for the administration of radiation therapy, code Z51.0 should be the principal diagnosis.

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Definitions:

pKa

A quantitative measure of the strength of an acid in solution, being the negative log of the acid dissociation constant (Ka).

Tropylium Ion

A positively charged ion (cyclic cation) with the formula C7H7+, known for its aromatic stability.

Planar Molecule

A planar molecule is a molecule in which all atoms reside in the same geometric plane, often associated with molecules containing double bonds that lead to a flat molecular geometry.

Nonaromatic

Refers to compounds that do not possess a ring structure with alternating single and double bonds, lacking the characteristic stability of aromatic systems.