External Data Representation, an implementation of the OSI model presentation layer
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Special drawing rights, a monetary unit of the International Monetary Fund (ISO 4217 currency code)
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XDR DRAM, or extreme data rate dynamic random-access memory
XDR DRAM |
XDR-TB raises concerns of a future TB epidemic with restricted treatment options, and jeopardizes the major gains made in TB control and progress on reducing TB deaths among people living with HIV/AIDS.
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XDR-TB is defined as TB that has developed resistance to at least rifampicin and isoniazid (resistance to these first line anti-TB drugs defines Multi-drug-resistant tuberculosis, or MDR-TB), as well as to any member of the quinolone family and at least one of the following second-line anti-TB injectable drugs: kanamycin, capreomycin, or amikacin.