Pronunciation: [ɐfθˈa] (IPA) 
The word "aphtha" is spelled with the letters A-P-H-T-H-A. Its pronunciation is /ˈæfθə/ (af-thuh) and it refers to a small sore or ulcer in the mouth or on the lips. The phonetic transcription simplifies the spelling of the word as it shows us how each sound in the word is pronounced. The stress is on the first syllable, with a short "a" sound followed by the combination of "f" and "th" sounds, and ending with an "uh" sound.
Aphtha, also known as canker sores or mouth ulcers, refers to painful sores or small lesions that develop inside the mouth. These ulcers typically have a round or oval shape with a white or yellowish center and a red border surrounding it. Aphthae commonly appear on the soft tissues of the gums, inner lips, cheeks, and tongue.
These small sores usually occur as single or multiple lesions, and may persist for several days or weeks before healing. The exact cause of aphthae is still uncertain, but several factors are believed to contribute to their development, including injury or trauma to the oral tissues, weakened immune system, viral or bacterial infections, stress, hormonal changes, and certain dietary deficiencies.
Individuals with aphthous ulcers often experience pain or discomfort while eating, drinking, or speaking due to the sensitivity of the affected area. While most cases do not require specific treatment, over-the-counter pain relievers and topical ointments or gels can be used to alleviate the discomfort. Additionally, maintaining good oral hygiene and avoiding spicy or acidic foods may help in preventing and managing aphthous ulcers.
In rare cases where the ulcers are severe, persist for an extended period, or recur frequently, it is recommended to consult a healthcare professional for further evaluation and treatment.
A minute ulcer on a mucous membrane. See aphthae.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
The word "aphtha" originated from the Greek term "aphthē" (ἄφθη), which means "ulcer" or "canker sore". The Greek word itself may have originated from the verb "aphein" (ἅπτειν), meaning "to set on fire" or "to inflame". The term "aphtha" has been used in medical terminology since ancient times to describe a small ulcer or sore in the mouth.
