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  2. A New COVID Variant May Trigger a Never-Before-Seen ... - AOL

    www.aol.com/lifestyle/covid-variant-may-trigger...

    But red, itchy eyes are common this time of year due to seasonal allergies, making it crucial to be able to spot early signs of pink eye — and monitor yourself for other well-documented COVID-19 ...

  3. Is it spring allergies, a cold or COVID-19? Experts reveal ...

    www.aol.com/lifestyle/allergies-cold-covid-19...

    A sore throat is also common with colds and COVID-19, and can manifest in allergy symptoms as a result of postnasal drip. A cough, while more likely with COVID-19 or a cold, can also occur in ...

  4. ICD-10 - Wikipedia

    en.wikipedia.org/wiki/ICD-10

    ICD-10 is the 10th revision of the International Classification of Diseases (ICD), a medical classification list by the World Health Organization (WHO). It contains codes for diseases, signs and symptoms, abnormal findings, complaints, social circumstances, and external causes of injury or diseases. [1]

  5. Rhinorrhea - Wikipedia

    en.wikipedia.org/wiki/Rhinorrhea

    It is a common symptom of allergies or certain viral infections, such as the common cold or COVID-19. It can be a side effect of crying, exposure to cold temperatures, cocaine abuse, [2] or drug withdrawal, such as from methadone or other opioids. [3] Treatment for rhinorrhea may be aimed at reducing symptoms or treating underlying causes.

  6. Allergic conjunctivitis - Wikipedia

    en.wikipedia.org/wiki/Allergic_conjunctivitis

    Eye with mild allergic conjunctivitis. The ocular allergic response is a cascade of events that is coordinated by mast cells. [7] Beta chemokines such as eotaxin and MIP-1 alpha have been implicated in the priming and activation of mast cells in the ocular surface. When a particular allergen is present, sensitization takes place and prepares ...

  7. Is it COVID, RSV or seasonal allergies? Here’s how to tell ...

    www.aol.com/covid-rsv-seasonal-allergies-tell...

    Several common symptoms of seasonal allergies and COVID-19 are similar, including: Cough. Stuffy or runny nose. Sneezing. Headache. Sore throat. ... Another common allergy symptom is itchy or ...

  8. Rhinitis - Wikipedia

    en.wikipedia.org/wiki/Rhinitis

    Rhinitis is categorized into three types (although infectious rhinitis is typically regarded as a separate clinical entity due to its transient nature): (i) infectious rhinitis includes acute and chronic bacterial infections; (ii) nonallergic rhinitis [14] includes vasomotor, idiopathic, hormonal, atrophic, occupational, and gustatory rhinitis, as well as rhinitis medicamentosa (rebound ...

  9. Spring allergies vs. COVID-19: What you should know - AOL

    www.aol.com/lifestyle/spring-allergies-vs-covid...

    Is it COVID-19 or spring allergies? If COVID symptoms are mild, it might actually be hard to tell the difference. Here's what six top doctors tell Yahoo Life.