▁cont rolling ▁the ▁voice . ▁Sym pt oms ▁may ▁be ▁present ▁from ▁ 1 ▁to ▁ 1 8 0 ▁days , ▁with ▁most ▁sympt oms ▁last ing ▁an ▁average ▁of ▁about ▁ 1 8 ▁days . ▁The ▁main ▁issue ▁associated ▁with ▁the ▁diagn osis ▁of ▁A IT ▁is ▁differenti ating ▁it ▁from ▁other ▁more ▁commonly ▁seen ▁forms ▁of ▁thy roid ▁conditions . ▁P ain , ▁fe ver ▁and ▁sw elling ▁are ▁often ▁much ▁more ▁severe ▁and ▁continue ▁to ▁get ▁worse ▁in ▁people ▁who ▁have ▁A IT ▁compared ▁to ▁those ▁with ▁other ▁thy roid ▁conditions . ▁ ▁C aus es ▁Despite ▁the ▁thy roid ▁g land ▁being ▁extremely ▁resist ant ▁to ▁in fection , ▁it ▁is ▁still ▁sus cept ible ▁to ▁in fection ▁by ▁various ▁b acter ia . ▁ ▁The ▁cause ▁can ▁be ▁almost ▁any ▁b acter ium . ▁ ▁St ap hy loc oc cus ▁a ure us , ▁Stre pt oc oc cus ▁py ogen es , ▁St ap hy loc oc cus ▁e pid erm id is , ▁and ▁Stre pt oc oc cus ▁p neum onia e ▁in ▁desc ending ▁order ▁are ▁the ▁organ isms ▁most ▁commonly ▁isolated ▁from ▁ac ute ▁thy roid itis ▁cases ▁in ▁children . ▁Other ▁aer ob ic ▁organ isms ▁are ▁Kle bs iella ▁sp , ▁Ha em oph ilus ▁influen za , ▁Stre pt oc oc cus ▁vir id ans , ▁E iken ella ▁cor rod ens , ▁Enter ob acter ia ceae , ▁and ▁sal mon ella ▁sp . ▁ ▁Occ urr ences