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Oncologic Surgery Glossary

100 terms total — 24 showing — Last updated 15 Sep 2026

second-look surgery

Advanced Technical IVT

Planned surgical re-exploration performed after initial treatment to assess treatment response and detect residual disease.

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Oncologic Emergency

Intermediate Technical IVT

Acute, life-threatening condition requiring immediate surgical intervention in cancer patients.

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oncologic resection

Intermediate Technical IVT

Surgical removal of cancer following established oncologic principles to optimize cure rates.

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Oncoplastic Reconstruction

Advanced Technical IVT

Surgical technique combining cancer resection with immediate plastic surgery reconstruction to optimize both oncologic a...

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oncoplastic surgery

Professional Technical IVT

Breast cancer surgery technique combining oncologic resection with immediate plastic reconstruction.

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operative mortality

Intermediate Technical IVT

Death occurring within a specified period after surgery, typically 30 or 90 days postoperatively.

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parenchyma-sparing resection

Advanced Technical IVT

Surgical approach that preserves functional organ tissue while achieving oncologic goals.

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parenchymal transection

Professional Technical IVT

The surgical division of organ tissue, particularly liver or pancreas, to achieve tumor removal while preserving functio...

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pathologic complete response

Intermediate Technical IVT

Absence of viable tumor cells in the surgical specimen after neoadjuvant therapy.

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pedicled flap

Intermediate Technical IVT

Tissue transfer technique using adjacent tissue that remains connected to its original blood supply.

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Performance Status

Intermediate Technical IVT

Standardized measure of a cancer patient's functional capacity and ability to tolerate surgical intervention.

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perfusion index

Advanced Technical IVT

Numerical measurement used to quantify regional tissue perfusion during isolated organ perfusion procedures in oncologic...

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Peritoneal Carcinomatosis Index

Professional Technical IVT

Standardized scoring system quantifying the extent of peritoneal surface malignancy distribution.

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peritoneal studding

Intermediate Technical IVT

Small tumor implants scattered across the peritoneal surface, indicating advanced malignant disease.

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piecemeal excision

Intermediate Technical IVT

Removal of a tumor in multiple fragments rather than as a single intact specimen, generally avoided in oncologic surgery...

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plane of dissection

Intermediate Technical IVT

The anatomical layer or tissue interface along which surgical separation is performed during oncologic resection.

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Pneumoperitoneum

Intermediate Technical IVT

Intentional introduction of carbon dioxide gas into the peritoneal cavity to create working space during laparoscopic su...

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pneumoperitoneum insufflation

Intermediate Technical IVT

The introduction of carbon dioxide gas into the peritoneal cavity to create working space for laparoscopic surgery.

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positive margin

Intermediate Technical IVT

Presence of tumor cells at the edge of surgically resected tissue, indicating incomplete excision.

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prehabilitation

Intermediate Technical IVT

Preoperative interventions designed to optimize patient physical and nutritional status before major oncologic surgery t...

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Pringle maneuver

Professional Technical IVT

Temporary occlusion of the hepatic artery and portal vein to control bleeding during liver surgery.

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R classification

Intermediate Technical IVT

Standardized system for describing residual tumor burden after surgical treatment.

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R0 resection

Professional Technical IVT

Complete tumor removal with microscopically negative margins and no residual disease.

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R1 resection

Professional Technical IVT

Surgical resection where cancer cells are present at the microscopic margin, indicating incomplete tumor removal.

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resectability

Professional Technical IVT

Assessment of whether a tumor can be surgically removed with acceptable risk and functional preservation.

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