National Cancer Institute Thesaurus

Last uploaded: February 23, 2024
Preferred Name

Potassium Perchlorate

Synonyms

Perchloric Acid, Potassium Salt

Potassium Perchlorate

POTASSIUM PERCHLORATE

Perchloracap

Astrumal

Definitions

The potassium salt of perchloric acid and a member of the Hofmeister ions series with thyroid blocking properties. Potassium perchlorate is a competitive inhibitor of iodine uptake through inhibiting the sodium-iodide symporter (NIS) on the thyroid follicular cell membrane. This results in a potential decrease in thyroid hormone synthesis including thyroxine (T4) and tri-iodothyronine (T3). In addition, this agent decreases the accumulation of the radioactive imaging substance and Hofmeister series ion, pertechnetate Tc 99m, in the choroid plexus and in the salivary and thyroid glands through competitive displacing.

ID

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C47681

CAS_Registry

7778-74-7

Chemical_Formula

ClO4.K

code

C47681

Concept_In_Subset

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C63923

Contributing_Source

FDA

DEFINITION

The potassium salt of perchloric acid and a member of the Hofmeister ions series with thyroid blocking properties. Potassium perchlorate is a competitive inhibitor of iodine uptake through inhibiting the sodium-iodide symporter (NIS) on the thyroid follicular cell membrane. This results in a potential decrease in thyroid hormone synthesis including thyroxine (T4) and tri-iodothyronine (T3). In addition, this agent decreases the accumulation of the radioactive imaging substance and Hofmeister series ion, pertechnetate Tc 99m, in the choroid plexus and in the salivary and thyroid glands through competitive displacing.

FDA_UNII_Code

42255P5X4D

FULL_SYN

Perchloric Acid, Potassium Salt

Potassium Perchlorate

POTASSIUM PERCHLORATE

Perchloracap

Astrumal

label

Potassium Perchlorate

Legacy Concept Name

Potassium_Perchlorate

NSC Number

41873

Preferred_Name

Potassium Perchlorate

prefixIRI

Thesaurus:C47681

Semantic_Type

Pharmacologic Substance

UMLS_CUI

C0071774

subClassOf

http://ncicb.nci.nih.gov/xml/owl/EVS/Thesaurus.owl#C885

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