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Gynecologic Oncology

Gynecologic Oncology

Clinical discussions on gynecologic malignancies, surgical approaches, and multimodal treatment strategies.

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Is further workup and management required for an incidentally found small focus of neuroendocrine tumor of the endometrium?

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Medical Oncology · Mayo Clinic

It depends on the grade and differentiation. Primary endometrial tumors are very rare and tend to be high grade and poorly differentiated. A lower grade tumor, especially an implant on the peritoneal surface, is much more likely to be a metastasis, most likely from a GI primary. A sample obtained at...

How do you approach boosting a distal vaginal tumor (residual thickness >5mm) abutting the rectum?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

I have used multichannel cylinder with or without freehand or template based on location and residual thickness. The needle would not be in rectum or abutting rectum as that would create hot spot in rectum increasing risk of complications significantly Need to make sure no hot spot in rectum and pre...

What has been your institutional or personal experience with the Venezia or other hybrid interstitial brachytherapy applicators?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

I have used both Vienna and Venezia applicator. Venezia is easier to use because of the split ring (easier to insert) and has more flexibility to treat lateral parametria disease or distal vaginal extension which cant be done with Vienna. One needs to be cautious about post procedure bleeding becaus...

How do you manage urgency and frequency of bowel movements secondary to radiation proctitis?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

In the acute setting we try anusol HC suppository to decrease tenesmus like symptoms

How do you optimize HDR brachytherapy for intracavitary treatment of cervical cancer?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

We do image based brachytherapy (MRI based). Start with standard weighting for point A dose and there after manually adjust dwell times to get D90> or = 100% and cumultative D2cc for rectum 65 Gy or less, Bladder 80 Gy or less and sigmoid 70 gy or less With weightedd planning, majority of times dose...

How would you manage a short-interval (0-3 months) failure in the untreated para-aortic region after definitive treatment of locally advanced cervical cancer?

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Radiation Oncology · Weill Cornell Medical College

The current paraortic disease could perhaps be an area near the edge of the prior pelvic XRT filed. Since this is the only area of disease now and given short 3 month interval, it is reasonable to give CHEMORADIATION AND TRY TO BOOST THE GROSS DISEASE.

What is your management strategy for unresectable endometrial cancer due to gross cervical involvement with parametrial extension?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

Our approach is PETCT and MRI for staging. Neoadjuvant chemo RT with external beam and brachy to EQ2 dose of 65-70 Gy folllowed by extrafascial hysterectomy and then adjuvant chemotherapybelow is link to our published datahttps://www.ncbi.nlm.nih.gov/pubmed/25218303

What dose constraint(s) would you use for a patient with a pelvic kidney transplant getting pelvic RT?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

It depends on whether it is only a kidney (transplanted) or an unascended pelvic kidney with a second normal kidney. In the transplanted kidney, if the indication is adjuvant RT, then I would weigh the benefit of pelvic RT vs. long-term risk. If planned course is definitive or need to treat, I do mo...

When would you add an extra radiation dose to compensate for treatment breaks?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

There is no absolute answer for this situation and additional dose is a function of the site we are treating, indication, modality of treatment, and the potential morbidity of additional treatment Like in cervical cancer, newer data suggest adding 5 Gy EQ2 with brachytherapy can mitigate effect of o...

Do you routinely offer adjuvant whole pelvis and/or extended-field radiation therapy for lymph node-positive undifferentiated uterine sarcoma with positive pelvic and para-aortic lymph nodes, respectively, after complete surgical staging?

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Radiation Oncology · Varian Medical Systems/Allegheny health network

This is such rare scenerio that I have not seen in practice with both pelvic and pa node positive. These is aggressive disease with high risk of systemic and local failure . Our approach for undifferentiated sarcoma is sytemic adjuvant chemo and discuss pros and cons of RT with no good evidence to s...