If you have a petichiae rash does it spread quick? what if it's only 1-2. it seems common when you examine people. how would you know if it's serious?

Tiny bleeding points: If widespread ; numerous it is serious. May be a sign of infection. May be a blood disorder. May be a reaction to a toxin, poison, or medicine..A few, localized petechiae will be seen near suction or pressure on skin. See a dr.

Depends on : The underlying cause. Petechiae developing on face after severe cough or vomiting are generally not too worrisome. However, when petechiae are associated high fever, drowsiness, or bodyaches, serious infection should be ruled out.