radical dissection

radical dissection

the surgical removal of tissue in an extensive area surrounding the operative site. Most often it is performed to identify and excise all tissue that may possibly be malignant to decrease the chance of recurrence and usually includes adjacent lymph nodes.

rad·i·cal dis·sec·tion

(rad'i-kăl di-sek'shŭn)
Surgical removal of not only the affected tissue or organ, but also the surrounding tissue in a wide margin, typically including the regional lymph nodes to remove not only the malignant tumor but also nearby tissue that may be affected to decrease the risk of recurrence or metastasis.
References in periodicals archive ?
Modified Radical Dissection (3): Removal of level I to V lymph nodes but preservation of nonlymphatic structures.
Morbidity associated with selective neck dissection is definitely less than radical dissection, but there are still quality effects, especially when bilateral dissection is performed.
Radical dissection of the right neck and excision of the total larynx, right pyriform fossa and part of the right thyroid gland were performed.