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Table 2 Differential diagnosis of ulcerated, indurated masses of the oral mucosa in infancy

From: Traumatic lingual ulceration in a newborn: Riga-Fede disease

LOCAL NEOPLASIA
· granular cell tumour
· myofibroma
· sarcoma
· extra-nodal lymphoma
INFECTION
· congenital syphilis
· tuberculosis
HEMATOLOGICAL DISORDER
· agranulocytosis
TRAUMATIC
· mechanical (Riga Fede disease)
· electrical
· chemical