Infectious Disease OutbreaksPathogen

Mosquito bite red streak and swelling, concern for spreading skin infection

April 3, 2026r/AskDocs

In r/AskDocs, a highly upvoted question centers on a mosquito bite with disproportionate swelling and a red streak, raising concern about a potentially spreading skin infection and when to seek care.

“I've had this mosquito bite since yesterday but a long red streak developed slowly after, and the bite has become really swollen.”
“It doesn't hurt inherently, but when I touch it, it feels weird and slightly painful.”
“I've never had this problem with mosquito bites before, and this one is really disproportionate in size compared to others.”
r/AskDocs
skin infectiontriage

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