Most masses in lizards are abscesses or granulomas and they are most common on the head and toes. They are often mistaken for tumours, which are rare in iguanas. Their aetiology: bacteria, fungi, foreign bodies, Metazoan parasites. | Most masses in lizards are abscesses or granulomas and they are most common on the head and toes. They are often mistaken for tumours, which are rare in iguanas. Their aetiology: bacteria, fungi, foreign bodies, Metazoan parasites. |