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What does ORN stand for?

ORN stands for Osteoradionecrosis

This definition appears frequently and is found in the following Acronym Finder categories:

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We have 21 other meanings of ORN in our Acronym Attic

Samples in periodicals archive:

Despite these disadvantages, patients treated with surgery alone avoid the risks of radiation and/or chemoradiation, such as xerostomia, osteoradionecrosis, mucositis, renal failure, sepsis, pharyngeal and esophageal scarring/stenosis, and muscle fibrosis.
To date, Review articles have covered the prevention and treatment of radiation-induced xerostomia and dysphagia, but few articles have discussed the prevention of hearing loss, brain necrosis, cranial nerve palsy and osteoradionecrosis of the mandible, which are all potential complications of radiation therapy for HNC.
The Hyperbaric Medicine Unit is based at the Aberdeen Royal Infirmary, Scotland, and provides recompression treatment for decompression illness and hyperbaric oxygen therapy for carbon monoxide poisoning, osteoradionecrosis, and other wounds and infections.
One treatment to consider is the use of hyperbaric oxygen therapy (HBOT), which is indicated in osteoradionecrosis of the jaw, a condition that occurs following a tooth extraction after the area has been radiated.
Osteoradionecrosis: Oral Health and Dental Treatment NEW OSteoradionecrosis (ORN) is a potentially debilitating complication of radiation therapy in the treatment of carcinoma in and around the oral cavity.