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

LOCAL NEOPLASIA

· granular cell tumour

· myofibroma

· sarcoma

· extra-nodal lymphoma

INFECTION

· congenital syphilis

· tuberculosis

HEMATOLOGICAL DISORDER

· agranulocytosis

TRAUMATIC

· mechanical (Riga Fede disease)

· electrical

· chemical