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Descriptor English: Thorium Dioxide
Descriptor Spanish: Dióxido de Torio
Descriptor dióxido de torio
Entry term(s) óxido de torio
Scope note: Óxido de torio (ThO2). Un agente de contraste radiológico que fue utilizado desde el inicio de la década del 1930 hasta aproximadamente 1954. Su uso ha sido relacionado con altos índices de mortalidad y se ha demostrado que causa cáncer de hígado.
Descriptor Portuguese: Dióxido de Tório
Descriptor French: Dioxyde de thorium
Entry term(s): Dioxide, Thorium
Oxide, Thorium
Thorium Oxide
Thorotrast
Tree number(s): D01.650.550.875
D01.930.930
RDF Unique Identifier: https://id.nlm.nih.gov/mesh/D013911
Scope note: Thorium oxide (ThO2). A radiographic contrast agent that was used in the early 1930s through about 1954. High rates of mortality have been linked to its use and it has been shown to cause liver cancer.
Allowable Qualifiers: AA analogs & derivatives
AD administration & dosage
AE adverse effects
AN analysis
CH chemistry
CL classification
CS chemical synthesis
EC economics
HI history
IP isolation & purification
ME metabolism
PD pharmacology
PK pharmacokinetics
PO poisoning
RE radiation effects
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
Pharm Action: Carcinogens
Registry Number: 9XA7X17UQC
CAS Type 1 Name: Thorium oxide (ThO2)
Public MeSH Note: 65
History Note: 65
DeCS ID: 14296
Unique ID: D013911
Documents indexed in the Virtual Health Library (VHL): Click here to access the VHL documents
Date Established: 1965/01/01
Date of Entry: 1999/01/01
Revision Date: 2013/07/08
Thorium Dioxide - Preferred
Concept UI M0021413
Scope note Thorium oxide (ThO2). A radiographic contrast agent that was used in the early 1930s through about 1954. High rates of mortality have been linked to its use and it has been shown to cause liver cancer.
Preferred term Thorium Dioxide
Entry term(s) Dioxide, Thorium
Oxide, Thorium
Thorium Oxide
Thorotrast - Narrower
Concept UI M0021414
Preferred term Thorotrast



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