The child is 6 years old, the nose is always not ventilated after catching a cold, want to ask how t

Children after a cold nose is always airtight may be caused by adenoid hypertrophy of nasal parts, there may be sinusitis and other nasal parts caused by inflammation. Need to take the child to the hospital ENT examination. If adenoid hypertrophy is caused, can take anti-inflammatory drug treatment, drug treatment ineffective, you need to take surgery.