Disease
COVID-19 illness
SARS-CoV-2 respiratory illness with anosmia
High-yield clue
Fever, dry cough, and new anosmia with altered taste and variable severity is the classic COVID-19 presentation vocabulary.
Overview
The illness caused by SARS-CoV-2, studied for its respiratory plus systemic features, aerosol transmission, and spectrum from asymptomatic to severe pneumonia.
Classification
- Viral respiratory syndrome
- Coronavirus disease
- Pandemic
- Respiratory droplet and aerosol spread
Lab & identification clues
- Nasopharyngeal NAAT/RT-PCR concept
- Rapid antigen test vocabulary
- Bilateral ground-glass imaging vocabulary
Associations
- Respiratory droplet and aerosol transmission
- Presymptomatic spread vocabulary
- At-risk: older adults, obesity, chronic disease
- Post-viral (long COVID) syndrome vocabulary
Commonly confused with
- Influenza
- RSV illness
Your notes
Original student-study summary. Sources checked: OpenStax Microbiology 2e, NCBI Bookshelf Medical Microbiology, and CDC topic pages where applicable; reviewed 2026-06. Educational only; no diagnosis, treatment, dosing, or specimen-handling guidance.