Virus infection can be tentatively diagnosed on the basis of symptoms, however final confirmation is by reverse transcription polymerase chain reaction (rRT-PCR) of infected secretions or CT scan.
Kuambukizwa kwa virusi hivi huweza kutambuliwa kwa muda kwa kuzingatia dalili, lakini uthibitisho ni kufuatia hatimaye mbinu ya kurejea chembe cha kemikali na mmenyuko mfulilizo (rRT-PCR) ya majimaji yaliyoambukizwa au upigaji picha za kimatibabu ya CT.