Why do children have bad breath

Systemic diseases, such as rotten apple smell in the mouth of patients with diabetic ketotoxicity; ammonia smell in patients with liver; sweet and sour mouth in patients with acute rheumatic fever; ammonia and urine smell in patients with uremia or renal failure; lung abscess or bronchiectasis . Systemic diseases, such as rotten apple smell in the mouth of patients with diabetic ketotoxicity; ammonia smell in patients with liver; sweet and sour mouth in patients with acute rheumatic fever; ammonia and urine smell in patients with uremia or renal failure; lung abscess or bronchiectasis The patient exhales a putrid stench; aplastic anemia, agranulocytosis, leukopenia, and thrombocytopenia can cause oral infection and produce bad breath. In short, for the treatment of bad breath, first of all, a clear diagnosis must be made, and then the cause can be cured.​​
Causes of bad breath in children:
1. Respiratory diseases, chronic sinusitis, rhinitis, necrotizing granuloma, angina, tonsillitis. Nasal tumors, bronchitis, bronchial cancer, etc., can also cause bad breath.​​
2. For people with fixed dentures, the contact area between real teeth and dentures is not easy to clean when brushing, and the food accumulated there will be corrupt and smell bad. In this regard, try to install removable dentures, which are easy to clean and reduce bad breath. 3. In patients with periodontitis, there is purulent inflammation in the periodontal pocket, and the saliva in the mouth is mixed with pus, which also makes the mouth smell bad.​​
4. Untreated caries often accumulate food residues in the caries cavity. Due to the overgrowth of bacteria, the decay will decompose and produce a bad smell. Repairing caries in time can eliminate bad breath.
5. Bad breath caused by eating: including eating garlic, onions, leeks, etc., can be eliminated in a short time.