Appendix for consideration for Online Only Publication: Oral Mucositis Scales Oral Mucositis Assessment Scale (OMAS) Ulceration/Pseudomembrane Erythema 0 1 2 3 0 1 2 None < 1cm2 1 to <3 3 cm2 or None Not severe Severe lesion cm2 greater lesion lesion Oral Sites Assessed Soft Upper Lower Right Left Right Left palate Floor of Hard labial labial buccal buccal lateral lateral and mouth palate mucosa mucosa mucosa mucosa tongue tongue tonsil region Maximum score of 5 per site: Ulceration maximum-3, Erythema maximum-2 with 9 sites assessed OMAS: Sum of all Ulceration and Erythema scores from all 9 (max 45) /9 OMAS Ulceration score is sum of Ulceration/Pseudomembrane scores from 9 sites (max 27) /9 OMAS Erythema score is sum of Erythema scores from 9 sites (max 18) /9 WHO Oral Mucositis Scale 0 1 2 3 4 Ulcers, Ulcers, Erythema and Ulcers, requires liquid alimentation not None Soreness able to eat solids diet possible (due to mucositis) (due to mucositis) NCI-CTC Oral Mucositis Scale (v2) 0 1 2 3 4 Patchy Confluent Necrosis or deep pseudomembranous pseudomembranous ulceration; may reaction Erythema of the reaction include bleeding None (patches generally mucosa (contiguous patches not induced by 1.5 cm in diameter generally 1.5 cm minor trauma or and in diameter) abrasion. non-contiguous)
Appendix for consideration for Online Only Publication: Oral Mucositis Scales Oral Mucositis Assessment Scale (OMAS) Ulceration/Pseudomembrane Erythema 0 1 2 3 0 1 2 None < 1cm2 lesion 1 to <3 cm2 lesion 3 cm2 or greater lesion None Not severe Severe Oral Sites Assessed Upper labial mucosa Lower labial mucosa Right buccal mucosa Left buccal mucosa Right lateral tongue Left lateral tongue Floor of mouth Soft palate and tonsil region Hard palate Maximum score of 5 per site: Ulceration maximum-3, Erythema maximum-2 with 9 sites assessed OMAS: Sum of all Ulceration and Erythema scores from all 9 (max 45) /9 OMAS Ulceration score is sum of Ulceration/Pseudomembrane scores from 9 sites (max 27) /9 OMAS Erythema score is sum of Erythema scores from 9 sites (max 18) /9 WHO Oral Mucositis Scale 0 1 2 3 4 None Erythema and Soreness Ulcers, able to eat solids Ulcers, requires liquid diet (due to mucositis) Ulcers, alimentation not possible (due to mucositis) NCI-CTC Oral Mucositis Scale (v2) 0 1 2 3 4 None Erythema of the mucosa Patchy pseudomembranous reaction (patches generally 1.5 cm in diameter and non-contiguous) Confluent pseudomembranous reaction (contiguous patches generally 1.5 cm in diameter) Necrosis or deep ulceration; may include bleeding not induced by minor trauma or abrasion.
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