Identification of thrush relies heavily on localized oral signs and symptoms. Thrush is caused by Candida albicans infection and is most commonly found in infants and young children up to 2 years of age, especially in newborns and small infants, where mucosal damage resembles milk spots, which are often identified. The affected area is mostly painless, does not salivate, does not affect breastfeeding, and usually has no systemic symptoms. Thrush examination can be found in the baby in the soft palate, cheeks, oral mucosa appear white plaque, parents with cotton swabs or wet gauze gently wipe after, difficult to wipe away, more suggestive of thrush. A doctor’s diagnosis is needed, and if necessary, a fungal smear can be taken from a scraped sample. When you suspect that your baby has thrush, it is recommended that you consult a pediatrician in a timely manner to take targeted treatment.