Comparaison des maladies
Hantavirus (Andes) vs COVID-19
Comment le virus Andes se compare-t-il réellement aux autres virus émergents les plus souvent évoqués ? Tous les chiffres proviennent directement des fiches d'information de l'OMS et du CDC.
Dernière révision: 2026-05-09
Hantavirus (Andes) vs COVID-19
| Indicateur | ANDV | COVID |
|---|---|---|
| Taux de létalité | 30–40% | ~0.5–1% IFR (ancestral, pre-vaccine) |
| R0 (nombre de reproduction de base) | <1 (rare P2P clusters) | 2–3 (ancestral); higher for later variants |
| Période d'incubation | 2–4 weeks (up to 6) | 2–14 days (median 5) |
| Mode de transmission | Inhaled rodent excreta; rare person-to-person (ANDV only) | Respiratory aerosols and droplets; pre-symptomatic spread |
| Transmission interhumaine | Limitée | Oui |
| Traitement disponible | Supportive care, oxygen, ECMO; ribavirin investigational | Antivirals (nirmatrelvir/ritonavir, remdesivir); supportive care |
| Vaccin disponible | None licensed | Multiple licensed mRNA, viral-vector and protein subunit vaccines |
| Distribution géographique | Argentina, Chile, with imported clusters worldwide (2026) | Global pandemic since 2020; now endemic seasonal circulation |
| Première identification | 1995 | 2019 |
| Famille de virus | Hantaviridae (Bunyavirales) | Coronaviridae |
| Hôte réservoir | Long-tailed pygmy rice rat (Oligoryzomys longicaudatus) | Bats (likely ancestral); intermediate host debated |
Hantavirus (Andes virus, ANDV)
ANDVAndes virus is the only hantavirus with documented person-to-person transmission. The 2026 MV Hondius cluster is being closely watched because its cruise-ship setting matches the close-contact conditions where ANDV chains have appeared historically.
Hantavirus (Andes virus, ANDV)
ANDVAndes virus is the only hantavirus with documented person-to-person transmission. The 2026 MV Hondius cluster is being closely watched because its cruise-ship setting matches the close-contact conditions where ANDV chains have appeared historically.
- Première identification
- 1995
- Famille de virus
- Hantaviridae (Bunyavirales)
- Hôte réservoir
- Long-tailed pygmy rice rat (Oligoryzomys longicaudatus)
COVID-19 (SARS-CoV-2)
COVIDSARS-CoV-2 spreads efficiently before symptoms begin, which is exactly the property that drove the 2020 pandemic. Hantaviruses lack this trait, which is the single biggest reason ANDV is not expected to behave like COVID.
COVID-19 (SARS-CoV-2)
COVIDSARS-CoV-2 spreads efficiently before symptoms begin, which is exactly the property that drove the 2020 pandemic. Hantaviruses lack this trait, which is the single biggest reason ANDV is not expected to behave like COVID.
- Première identification
- 2019
- Famille de virus
- Coronaviridae
- Hôte réservoir
- Bats (likely ancestral); intermediate host debated
Sources : pages thématiques de l'OMS et du CDC américain.
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