Maisles, an aa cried the marls is a heichly contagious infection caused bi the maisles virus. Ineetial signs an seemptoms teepically include fiver, eften greater nor 40 °C (104.0 °F), coch, runny neb, an inflamed een. Twa or three days efter the stairt o seemptoms, smaw white spots mey form inside the mooth, kent as Koplik's spats. A reid, flat rash that uisually stairts on the face an then spreads tae the rest o the bouk teepically begins three tae five days efter the stairt o seemptoms. Seemptoms uisually develop 10–12 days efter exposur tae an infectit person an last 7–10 days. Complications occur in aboot 30% an mey include diarrhea, blindness, inflammation o the harn, an pneumonia amang ithers. Rubella (German maisles) an roseola are different diseases.