True about Mongolian spots is:
Ans. A. Disappear by 1 year of ageMongolian spot refers to a macular blue-gray pigmentation usually on the sacral area of healthy infants. Mongolian spot is usually present at birth or appears within the first weeks of life.
Disappear by 1 year of age
Reappear by 1 year of age
Persist throughout life
Have variable presentation in non-Mongolians
Miscellaneous