Doppler Assessment of Uterine Circulation in Tumors
Author Information
Author(s): M.G. Long, J.E. Boultbee, R. Langley, E.S. Newlands, R.H.J. Begent, K.D. Bagshawe
Primary Institution: Charing Cross Hospital, London, UK
Hypothesis
Can Doppler ultrasound predict drug resistance in patients with gestational trophoblastic tumors?
Conclusion
Doppler ultrasound assessment of uterine arteries can help predict which patients will develop drug resistance to chemotherapy.
Supporting Evidence
- Patients with a pulsatility index of 1.1 or less were significantly more likely to develop drug resistance.
- Five out of eight patients who developed drug resistance could have avoided inadequate treatment with Doppler findings.
- The mean pulsatility index was significantly lower in patients who developed drug resistance.
Takeaway
Doctors used a special ultrasound to look at blood flow in the uterus to see if it could help them know which patients might not respond to cancer treatment.
Methodology
Doppler ultrasound was used to assess uterine artery blood flow in patients before chemotherapy, and results were analyzed for drug resistance.
Limitations
The study had a small sample size and may not be generalizable to all patients with trophoblastic tumors.
Participant Demographics
Forty consecutive patients requiring treatment for invasive mole and choriocarcinoma.
Statistical Information
P-Value
p<0.04
Statistical Significance
p<0.04
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