Publications by authors named "Antonio V Castaneda"

Article Synopsis
  • Leadership training is not focused on enough in regular medical schools.
  • A good leadership program needs to be flexible and everyone must really want to take part.
  • By learning in class, thinking about ourselves, and seeing real-life situations, we can help create great leaders in gynecologic oncology.
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Objectives: Central nervous system metastases (CNSm) secondary to endometrial cancer (EC) are rare. As a result, prognostic factors for this patient population are not well described.

Methods: EC patients with CNSm were identified retrospectively from two academic centers.

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Cervical cancer with co-existing pathologic components of squamous cell carcinoma, basaloid morphology and sarcomatoid carcinoma is rare, with limited reports in the literature. Here we present a patient who underwent a modified radical hysterectomy for cervical cancer, with final pathology specimen demonstrating multiple histologic variants including basal carcinoma, adenoid cystic-like areas, basaloid squamous cell carcinoma and areas of high-grade transformation to sarcomatoid carcinoma.

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Objective: A global pandemic caused by a novel coronavirus (Covid-19) has created unique challenges to providing timely care for cancer patients. In early-stage cervical cancer, postponing hysterectomy for 6-8 weeks is suggested as a possible option in the Covid-19 burdened hospitals. Yet, literature examining the impact of surgery wait-time on survival in early-stage cervical cancer remains scarce.

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Gene expression studies of molar pregnancy have been limited to a small number of candidate loci. We analyzed high-dimensional RNA and protein data to characterize molecular features of complete hydatidiform moles (CHMs) and corresponding pathologic pathways. CHMs and first trimester placentas were collected, histopathologically examined, then flash-frozen or paraffin-embedded.

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Objective: Unmarried status including single marital status is associated with increased mortality in women bearing malignancy. Infectious disease weights a significant proportion of mortality in patients with malignancy. Here, we examined an association of single marital status and infectious mortality in cervical cancer.

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Ten-week-old Zucker diabetic fatty (ZDF) rats at an early stage of diabetes embody metabolic characteristics of obese human patients with type 2 diabetes, such as severe insulin and glucose intolerance in muscle and the liver, excessive postprandial excursion of plasma glucose and insulin, and a loss of metabolic flexibility with decreased lipid oxidation. Metabolic flexibility and glucose flux were examined in ZDF rats during fasting and near-normal postprandial insulinemia and glycemia after correcting excessive postprandial hyperglycemia using treatment with a sodium-glucose cotransporter 2 inhibitor (SGLT2-I) for 7 days. Preprandial lipid oxidation was normalized, and with fasting, endogenous glucose production (EGP) increased by 30% and endogenous glucose disposal (E-Rd) decreased by 40%.

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