https://idwiki.org/index.php?action=history&feed=atom&title=Pharyngitis 2026-04-26T00:52:40Z Revision history for this page on the wiki MediaWiki 1.43.8 https://idwiki.org/index.php?title=Pharyngitis&diff=6112&oldid=prev 2020-08-18T12:32:35Z

<p>Created page with &quot;== Background == * Inflammation or infection of the pharynx === Microbiology === * Viruses (most common) ** <a href="/Rhinovirus" title="Rhinovirus">Rhinovirus</a> ** <a href="/index.php?title=Coronavirus&amp;action=edit&amp;redlink=1" class="new" title="Coronavirus (page does not exist)">Coronavirus</a> ** <a href="/Enterovirus" title="Enterovirus">Enterovirus</a> ** <a href="/HIV" class="mw-redirect" title="HIV">HIV</a>...&quot;</p> <p><b>New page</b></p><div>== Background ==<br /> <br /> * Inflammation or infection of the pharynx<br /> <br /> === Microbiology ===<br /> <br /> * Viruses (most common)<br /> ** [[Rhinovirus]]<br /> ** [[Coronavirus]]<br /> ** [[Enterovirus]]<br /> ** [[HIV]]<br /> ** [[EBV]]<br /> ** [[CMV]]<br /> ** [[Adenovirus]]<br /> ** [[HSV]]<br /> * Bacteria<br /> ** [[Streptococcus pyogenes]] (most important bacterial cause)<br /> ** [[Fusobacterium necrophorum]], with risk of [[Lemierre syndrome]]<br /> ** [[Arcanobacterium haemolyticum]]<br /> ** [[Corynebacterium diphtheriae]], causing [[diphtheria]]<br /> ** [[Neisseria gonorrhoeae]]<br /> <br /> == Clinical Manifestations ==<br /> <br /> * Sore throat with or without fevers<br /> * Streptococcal pharyngitis may result in [[lymphadenitis]], [[sinusitis]], [[otitis media]], [[mastoiditis]], [[necrotizing fasciitis]], [[toxic shock syndrome]], [[acute rheumatic fever]], and [[post-infectious glomerulonephritis]]<br /> <br /> === Centor Criteria ===<br /> <br /> * The [https://www.mdcalc.com/centor-score-modified-mcisaac-strep-pharyngitis Centor criteria] help to identify those at risk of streptococcal pharyngitis who may benefit from antibiotics<br /> * Used in patients with onset of symptoms within the last 3 days<br /> * Criteria<br /> ** One point for each of:<br /> *** Age 3 to 14 years<br /> *** Exudate or swelling of tonsils<br /> *** Tender or swollen anterior cervical lymph nodes<br /> *** Temperature &gt;38ºC<br /> ** Remove one point for age ≥45 years<br /> * Interpretation:<br /> ** 0 points: 1-2.5% risk; no antibiotics<br /> ** 1 point: 5-10% risk; no antibiotics<br /> ** 2 points: 11-17% risk; optional rapid strep testing or culture<br /> ** 3 points: 38-35% risk; consider rapid strep testing or culture<br /> ** ≥4 points: 51-53% risk; consider rapid strep testing or culture as well as empiric antibiotics<br /> <br /> == Management ==<br /> <br /> * Most common cause is viral, which requires supportive care<br /> * To estimate risk of streptococcal pharyngitis, apply the [https://www.mdcalc.com/centor-score-modified-mcisaac-strep-pharyngitis Centor criteria], described above<br /> ** 0-1 points: no further tests<br /> ** 2-4 points: consider ruling out streptococcal pharyngitis with rapid test or culture, with treatment if positive<br /> ** ≥4 points: consider empiric treatment<br /> <br /> [[Category:Infectious diseases]]<br /> [[Category:Head and neck infections]]</div>

Aidan