Medical Definition of ODONTOLOGY. 1. : a science dealing with the teeth, their structure and development, and their diseases.2. : forensic odontology. â odonÂ·toÂ·logÂ·iÂ·cal \-Ëdaent-ËdÃ¤nt-Él-Ëaej-ËÃ¤j\ i. kÉl adjective. : a science dealing with the teeth, their structure and development, and their diseases. 2. : forensic odontology.
1 See a doctor if canker sores are accompanied by fever, last more than three weeks, or the affected individual has difficulty swallowing.  Multiple factors may cause canker sores, including injury to the mouth, acidic or spicy foods, vitamin deficiencies, hormones, stress, or autoimmune disorders.
Canker sores are not caused by herpes. We don't know for certain what causes canker sores, but it isn't herpes. I hope you will consider posting treatment until you get a second test as the antivirals could impact the test results.