If there is dryness of mouth , there is Type 1 halitosis ( sleeping with open mouth , lack of saliva , after radiotherapy , alcohol use , etc.).
If there is a source of microbes that hosts bacteria in mouth , there is Type 1 halitosis .These microbes resources may be based on the order of frequency :
- Under the bridge
- Decay cavity
- wisdom tooth capuchon
- All retentive surfaces in the mouth and uncleaned prostheses
Patients with pharyngitis, tonsillitis, sinusitis may have Type 2 halitosis. Patient may not be aware of this disease .
Allergic patient with postnasal drip may have Type 2 halitosis . Patient may not be aware of this drip .
Patient with In gastro oesophageal sphincter dilatations, reflux and gastritis may have type 3 halitosis.
There is Type 3 halitosis cause by Digestion enzymes deficiency. Individuals may be accustomed to the disease with simple complaints (heartburn, indigestion, gas).
Type 4 halitosis is present in all metabolic diseases (including diabetics , gout, nephropathy) that may change blood gases and blood biochemistry, which may be the cause of acidosis , alkalosis.
Patients who eat same food everyday may have type 3 halitosis . Such patients can only be identified by anamnesis
Pregnant patients have type 4 halitosis .
Patients who use drugs regularly may have type 4 halitosis .
Fasting patients may have type 4 halitosis .
Patients with pulmonary infection may have type 4 halitosis .