ICD-10 / XXII Codes for special purposes / U00-U49 Provisional assignment of new diseases of uncertain etiology or emergency use / U04 Severe acute respiratory syndrome [SARS]From parent levelsChapterXXIICodes for special purposesOpenBlockU00-U49Provisional assignment of new diseases of uncertain etiology or emergency useOpenCoding noteAs of January 1, 2019, Zika virus disease is classified to A92.5.U04CategoryBlock U00-U49Chapter XXIISevere acute respiratory syndrome [SARS]Subcategories