Bilateral congenital absence of the submandibular duct orifices.
D000015:Abnormalities, Multiple; D006801:Humans; D007223:Infant; D007569:Jaw Abnormalities; D008297:Male; D008437:Maxilla / Q000002:abnormalities; D013363:Submandibular Gland / Q000002:abnormalities* / Q000378:metabolism / Q000601:surgery; D014059:Tongue / Q000002:abnormalities*