Most common tumor of infancy is
Correct Answer: Rhabdomyoma
Description: Refer robbins 8/e p584 A rhabdomyoma is a benign tumor of striated muscle. Rhabdomyomas may be either "cardiac" or "extra cardiac" (occurring outside the hea). Extracardiac forms of rhabdomyoma are sub classified into three distinct types: adult type, fetal type, and genital type. Cardiac rhabdomyomas are the most common primary tumor of the hea in infants and children. It has an association with tuberous sclerosis. In those with tuberous sclerosis, the tumor may regress and disappear completely, or remain consistent in size. It is most commonly associated with the tongue, and hea, but can also occur in other locations, such as the vagina. Malignant skeletal muscle tumors are referred to as rhabdomyosarcoma. Only rare cases of possible malignant change have been repoed in fetal rhabdomyoma. The differential diagnosis in the tongue includes ectomesenchymal chondromyxoid tumor.
Category:
Anatomy
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