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Retired NBME Free 120 Answers
aakb
I thought the fusion protein produces multinucleated giant cells. I thought RSV enters using the epithelial G protein?
First aid literally says "All contain surface F (fusion) protein, which causes
respiratory epithelial cells to fuse and form multinucleated cells."
+1
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nbmeanswersownersucks
I was initially thinking it was rhinovirus too but in retrospect I think the wheezes etc make RSV more likely
+3
kevin
The key demographic for RSV is infants (<2yo), so based on age alone RSV is what they're going for imo.
+6
lpp06
Signs of respiratory distress = bronchiolitis over rhinovirus
+2
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submitted by โbwdc(697)
He has (presumably RSV) bronchiolitis. RSV is an RNA virus that enters the cell via a fusion protein (which is the target of the prophylactic monoclonal antibody drug Palivizumab).