Education

• MD, Washington University School of Medicine, St. Louis, MO, 1999
• Residency, University of Wisconsin Hospitals and Clinics, Madison, WI, 1999-2006
• Postdoctoral Research Fellowship, University of Wisconsin Comprehensive Cancer Center, Endocrine Surgery Research Lab, 2001-2003
• Fellowship in Endocrine Surgery, University of California- San Francisco, CA, 2006-2007

Dr. Sippel is the Surgery Clerkship Director

Clinical Specialties

Dr. Sippel is certified by the American Board of Surgery. She specializes in endocrine surgery, treating diseases of the thyroid, parathyroid, and adrenal glands. She utilizes several minimally invasive techniques to treat endocrine disorders (minimally invasive parathyroidectomy, laparoscopic adrenalectomy, focused exploration for recurrent thyroid cancer). She has a special interest in treating patients with recurrent thyroid cancer.

Dr. Sippel provides a wide range of services including Adrenalectomy, Laparoscopic, Adrenalectomy, Open, Adrenal Surgery, Central Neck Dissection, Endocrine Surgery, Fine Needle Aspiration (FNA), Minimally Invasive Parathyroidectomy, Minimally Invasive Radioguided Parathyroidectomy (MIRP), Modified Radical Neck Dissection, Neck Ultrasound, Parathyroid Surgery, Resection Of Substernal Goiter, Subtotal Parathyroidectomy, Thyroidectomy, Thyroid Lobectomy, Thyroid Surgery, and Total Thyroidectomy.

Research Interests

Dr. Sippel conducts translational research at the University of Wisconsin Comprehensive Cancer Center. Her research program investigates the development and treatment of endocrine tumors with a special interest in thyroid cancer. She also conducts clinical research working on improving the care and outcomes of patients with endocrine tumors.

Dr. Chen's Lab

Recent Publications

• Preoperative ultrasonography findings predict the need for repeated surgery in papillary thyroid cancer.
  Poehls JL, Chen H, Sippel RS
  Endocr Pract 2012 May 1; 18(3):403-9.
  [PubMed ID: 22297052]
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• The Role of Gender in Primary Hyperparathyroidism: Same Disease, Different Presentation.
  Mazeh H, Sippel RS, Chen H
  Annals of surgical oncology 2012 Apr 26.
  [PubMed ID: 22535262]
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• Incidence of concomitant hyperparathyroidism in patients with thyroid disease requiring surgery.
  Murray SE, Sippel RS, Chen H
  The Journal of surgical research 2012 Mar 30.
  [PubMed ID: 22482770]
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• Breast radiation correlates with side of parathyroid adenoma.
  Woll ML, Mazeh H, Anderson BM, Chen H, Sippel RS
  World J Surg 2012 Mar; 36(3):607-11.
  [PubMed ID: 22207495]
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• Validation of the "Perrier" parathyroid adenoma location nomenclature.
  Mazeh H, Stoll SJ, Robbins JB, Sippel RS, Chen H
  World J Surg 2012 Mar; 36(3):612-6.
  [PubMed ID: 22270982]
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