Steven L Chen

Summary

Publications

  1. doi request reprint The survival impact of the choice of surgical procedure after ipsilateral breast cancer recurrence
    Steven L Chen
    Department of Surgery, Division of Surgical Oncology, University of California Davis Medical Center, 4501 X St, Suite 3010, Sacramento, CA 95817, USA
    Am J Surg 196:495-9. 2008
  2. pmc Adjuvant external beam radiation for medullary thyroid carcinoma
    Steve R Martinez
    Division of Surgical Oncology, Department of Surgery, UC Davis Cancer Center, University of California at Davis, Sacramento, California 95817, USA
    J Surg Oncol 102:175-8. 2010
  3. doi request reprint Do radiation use disparities influence survival in patients with advanced breast cancer?
    Steve R Martinez
    Division of Surgical Oncology, Department of Surgery, University of California Davis, Sacramento, California 95817, USA
    Cancer 118:196-204. 2012
  4. pmc Disparities in the use of radiation therapy in patients with local-regionally advanced breast cancer
    Steve R Martinez
    Department of Surgery, Division of Surgical Oncology, University of California Davis, Sacramento, CA, USA
    Int J Radiat Oncol Biol Phys 78:787-92. 2010
  5. ncbi request reprint An evaluation of lymph node yield and lymph node ratio in well-differentiated thyroid carcinoma
    Shannon H Beal
    University of California at Davis, Department of Surgery, Division of Surgical Oncology, UC Davis Cancer Center, Sacramento, California 95817, USA
    Am Surg 76:28-32. 2010
  6. pmc Survival in 12,653 breast cancer patients with extensive axillary lymph node metastasis in the anthracycline era
    Shannon H Beal
    Department of Surgery, Division of Surgical Oncology, University of California Davis, Sacramento, CA 95817, USA
    Med Oncol 27:1420-4. 2010
  7. pmc The impact of age on quality measure adherence in colon cancer
    Scott R Steele
    Department of Surgery, Division of Colorectal Surgery, Madigan Army Medical Center, Tacoma, WA, USA
    J Am Coll Surg 213:95-103; discussion 104-5. 2011
  8. doi request reprint Medullary carcinoma of the breast: a population-based perspective
    Steve R Martinez
    Department of Surgery, University of California Davis, Davis, CA, USA
    Med Oncol 28:738-44. 2011
  9. doi request reprint Nomogram to predict risk of 30-day morbidity and mortality for patients with disseminated malignancy undergoing surgical intervention
    Warren H Tseng
    Division of Surgical Oncology, Department of Surgery, University of California at Davis Medical Center, Sacramento, CA 95817, USA
    Ann Surg 254:333-8. 2011
  10. doi request reprint Lymph node ratio as a quality and prognostic indicator in stage III colon cancer
    Steven L Chen
    Department of Surgery, University of California, Davis, CA, USA
    Ann Surg 253:82-7. 2011

Collaborators

Detail Information

Publications32

  1. doi request reprint The survival impact of the choice of surgical procedure after ipsilateral breast cancer recurrence
    Steven L Chen
    Department of Surgery, Division of Surgical Oncology, University of California Davis Medical Center, 4501 X St, Suite 3010, Sacramento, CA 95817, USA
    Am J Surg 196:495-9. 2008
    ..Many women with breast cancer recurrence previously treated with breast-conservation therapy desire repeat lumpectomies. We hypothesized that women undergoing mastectomy for breast cancer recurrence would show superior survival...
  2. pmc Adjuvant external beam radiation for medullary thyroid carcinoma
    Steve R Martinez
    Division of Surgical Oncology, Department of Surgery, UC Davis Cancer Center, University of California at Davis, Sacramento, California 95817, USA
    J Surg Oncol 102:175-8. 2010
    ..Adjuvant radiation is rarely used to treat medullary thyroid carcinoma (MTC). We hypothesized that external beam radiation therapy (EBRT) would improve overall survival (OS) in MTC patients...
  3. doi request reprint Do radiation use disparities influence survival in patients with advanced breast cancer?
    Steve R Martinez
    Division of Surgical Oncology, Department of Surgery, University of California Davis, Sacramento, California 95817, USA
    Cancer 118:196-204. 2012
    ..They hypothesized that disparities in the use of RT were associated with survival differences favoring white patients...
  4. pmc Disparities in the use of radiation therapy in patients with local-regionally advanced breast cancer
    Steve R Martinez
    Department of Surgery, Division of Surgical Oncology, University of California Davis, Sacramento, CA, USA
    Int J Radiat Oncol Biol Phys 78:787-92. 2010
    ..Radiation therapy (RT) is indicated for the treatment of local-regionally advanced breast cancer (BCa)...
  5. ncbi request reprint An evaluation of lymph node yield and lymph node ratio in well-differentiated thyroid carcinoma
    Shannon H Beal
    University of California at Davis, Department of Surgery, Division of Surgical Oncology, UC Davis Cancer Center, Sacramento, California 95817, USA
    Am Surg 76:28-32. 2010
    ..The decrease in survival associated with increasing LNY, even in node-negative patients, indicates that nodal understaging is inconsequential to WDTC survival...
  6. pmc Survival in 12,653 breast cancer patients with extensive axillary lymph node metastasis in the anthracycline era
    Shannon H Beal
    Department of Surgery, Division of Surgical Oncology, University of California Davis, Sacramento, CA 95817, USA
    Med Oncol 27:1420-4. 2010
    ..90, 95% Confidence Interval [CI] 0.84-0.96) and DSS (HR 0.84, CI 0.79-0.91). Both OS and DSS are poor in patients with extensive ALN metastases. Patients with advanced breast cancer treated in the post-AE demonstrated superior OS and DSS...
  7. pmc The impact of age on quality measure adherence in colon cancer
    Scott R Steele
    Department of Surgery, Division of Colorectal Surgery, Madigan Army Medical Center, Tacoma, WA, USA
    J Am Coll Surg 213:95-103; discussion 104-5. 2011
    ..It is unclear whether this measure is relevant to all ages. We hypothesized that total lymph node yield (LNY) is negatively correlated with increasing age and overall survival (OS)...
  8. doi request reprint Medullary carcinoma of the breast: a population-based perspective
    Steve R Martinez
    Department of Surgery, University of California Davis, Davis, CA, USA
    Med Oncol 28:738-44. 2011
    ..The improved OS seen with increasing LNY in node-negative patients suggests MCB may be currently understaged...
  9. doi request reprint Nomogram to predict risk of 30-day morbidity and mortality for patients with disseminated malignancy undergoing surgical intervention
    Warren H Tseng
    Division of Surgical Oncology, Department of Surgery, University of California at Davis Medical Center, Sacramento, CA 95817, USA
    Ann Surg 254:333-8. 2011
    ..To estimate individual risk of 30-day surgical morbidity and mortality after surgical intervention for patients with disseminated malignancy (DMa)...
  10. doi request reprint Lymph node ratio as a quality and prognostic indicator in stage III colon cancer
    Steven L Chen
    Department of Surgery, University of California, Davis, CA, USA
    Ann Surg 253:82-7. 2011
    ..Similarly, the number of resected/evaluated nodes impacts staging accuracy. This ratio of metastatic to examined nodes or lymph node ratio (LNR) may have independent prognostic value in colon carcinoma...
  11. doi request reprint Contiguous organ resection is safe in patients with retroperitoneal sarcoma: An ACS-NSQIP analysis
    Warren H Tseng
    Division of Surgical Oncology, Department of Surgery, University of California, Davis Medical Center, Sacramento, California, USA
    J Surg Oncol 103:390-4. 2011
    ..We examined rates of 30-day morbidity and mortality following resection of RPS utilizing data from the American College of Surgeons National Surgical Quality Improvement Program (ACS-NSQIP) database...
  12. doi request reprint An interaction of race and ethnicity with socioeconomic status in rectal cancer outcomes
    Joseph Kim
    Division of Oncologic Surgery, Department of Surgery, City of Hope, Duarte, CA 91010, USA
    Ann Surg 253:647-54. 2011
    ..Because appropriate rectal cancer care and subsequent outcomes can be influenced by several variables, our objective was to investigate how race, ethnicity, and socioeconomic status (SES) may impact rectal cancer outcomes...
  13. doi request reprint Adjuvant radiation therapy is associated with improved survival for adenoid cystic carcinoma of the breast
    Jodi M Coates
    Department of Surgery, University of California Davis, Sacramento, California, USA
    J Surg Oncol 102:342-7. 2010
    ..The role of adjuvant radiation therapy (RT) for adenoid cystic carcinoma (ACC) of the breast remains unclear...
  14. ncbi request reprint Trends in radiotherapy after breast-conserving surgery in elderly patients with early-stage breast cancer
    Carrie Luu
    Department of Surgery, Harbor UCLA Medical Center, Torrance, CA, USA
    Ann Surg Oncol 20:3266-73. 2013
    ..The benefit of adjuvant radiotherapy (RT) in elderly breast cancer patients is debatable. The purpose of this study was to evaluate trends in RT rates after breast-conserving surgery...
  15. pmc Short-term outcomes of screening mammography using computer-aided detection: a population-based study of medicare enrollees
    Joshua J Fenton
    University of California, Davis, Department of Family and Community Medicine, 4860 Y Street, Suite 2300, Sacramento, CA 95817, USA
    Ann Intern Med 158:580-7. 2013
    ..Computer-aided detection (CAD) has rapidly diffused into screening mammography practice despite limited and conflicting data on its clinical effect...
  16. doi request reprint Influence of specialty and clinical experience on treatment sequencing in the multimodal management of soft tissue extremity sarcoma
    Nabil Wasif
    Department of Surgery, Mayo Clinic Arizona, Phoenix, AZ, USA
    Ann Surg Oncol 19:504-10. 2012
    ..Our goal was to identify factors responsible for this variation...
  17. ncbi request reprint Prognostic value of lymph node yield and metastatic lymph node ratio in medullary thyroid carcinoma
    Maya D Leggett
    Department of Surgery, Division of Surgical Oncology, UC Davis Cancer Center, University of California at Davis, 4501 X Street, Suite 3010, Sacramento, CA, 95817, USA
    Ann Surg Oncol 15:2493-9. 2008
    ..We hypothesized that MTC survival is influenced by LNY and MLNR...
  18. doi request reprint Surgical resident involvement is safe for common elective general surgery procedures
    Warren H Tseng
    Department of Surgery, Division of Surgical Oncology, University of California, Davis Medical Center, Sacramento, CA 95817, USA
    J Am Coll Surg 213:19-26; discussion 26-8. 2011
    ..Examining 7 common general surgery procedures, we evaluated the effect of SRI on perioperative morbidity and mortality and operative time (OpT)...
  19. doi request reprint Negligible effect of selective preoperative biliary drainage on perioperative resuscitation, morbidity, and mortality in patients undergoing pancreaticoduodenectomy
    Jodi M Coates
    Division of Surgical Oncology, UC Davis Cancer Center, Sacramento, CA 95817, USA
    Arch Surg 144:841-7. 2009
    ..Biliary drainage prior to pancreaticoduodenectomy remains controversial. Proponents argue that it facilitates referral to high-volume tertiary centers, while detractors maintain that it increases surgical morbidity and mortality...
  20. pmc Sacramento area breast cancer epidemiology study: use of postmastectomy breast reconstruction along the rural-to-urban continuum
    Warren H Tseng
    Department of Surgery, Division of Surgical Oncology, University of California, Davis, Sacramento, CA 95817, USA
    Plast Reconstr Surg 126:1815-24. 2010
    ..The authors hypothesized that breast cancer patients in urban counties would have higher rates of postmastectomy breast reconstruction relative to patients in surrounding near-metro and rural counties...
  21. pmc Benefit of postoperative adjuvant therapy for pancreatic cancer: A population-based analysis
    Kimberly A Vanderveen
    Department of Surgery, University of California at Davis Cancer Center, Sacramento, California 95817, USA
    Cancer 115:2420-9. 2009
    ..In the current study, the authors sought to identify the impact of adjuvant therapy and factors associated with any improvement in survival after resection of pancreatic cancer...
  22. doi request reprint Survival comparison of adenosquamous, squamous cell, and adenocarcinoma of the lung after lobectomy
    David T Cooke
    Division of Cardiothoracic Surgery, University of California, Davis Medical Center, Sacramento, California 95817, USA
    Ann Thorac Surg 90:943-8. 2010
    ..We examined a national database to see if ASC exhibited distinct clinical behavior from squamous cell (SC) and adenocarcinoma (AC) of the lung...
  23. ncbi request reprint Treatment disparities in Hispanic rectal cancer patients: a SEER database study
    Steve R Martinez
    Division of Surgical Oncology, John Wayne Cancer Institute, Santa Monica, California 90404, USA
    Am Surg 72:906-8. 2006
    ..Further studies are required to assess the impact of these treatment disparities on patient outcome...
  24. doi request reprint Complete regression of subcutaneous and cutaneous metastatic melanoma with high-dose intralesional interleukin 2 in combination with topical imiquimod and retinoid cream
    Miki Shirakawa Garcia
    Department of Dermatology, University of California Davis, School of Medicine, Sacramento, CA 95816, USA
    Melanoma Res 21:235-43. 2011
    ..These results support intralesional high-dose IL-2 as a very effective therapy for controlling cutaneous metastatic melanoma. Additional studies are needed to determine whether this therapy is associated with a survival benefit...
  25. ncbi request reprint Role of repeated hepatectomy in the multimodal treatment of hepatic colorectal metastases
    Aziz Ahmad
    John Wayne Cancer Institute at Saint John s Health Center, 2200 Santa Monica Boulevard, Santa Monica, CA 90404, USA
    Arch Surg 142:526-31; discussion 531-2. 2007
    ..Multimodal treatment consisting of repeated hepatectomy and adjuvant systemic chemotherapy for liver-confined recurrence of colorectal cancer can yield long-term survival comparable with that associated with primary hepatectomy...
  26. ncbi request reprint The prognostic significance of micrometastases in breast cancer: a SEER population-based analysis
    Steven L Chen
    Joyce Eisenberg Keefer Breast Center, John Wayne Cancer Institute, Saint John s Health Center, 2200 Santa Monica Blvd, Santa Monica, CA 90404, USA
    Ann Surg Oncol 14:3378-84. 2007
    ..We hypothesized that the survival of patients with solely micrometastatic disease (N1mi) would be intermediate to patients with 1-3 tumor-positive lymph nodes (N1) and those with no positive lymph nodes (N0)...
  27. ncbi request reprint Resecting lymph nodes in colon cancer: more than a staging operation?
    Steven L Chen
    Ann Surg Oncol 14:2175-6. 2007
  28. ncbi request reprint Radiofrequency ablation of hepatic metastases from colorectal cancer: are newer generation probes better?
    Aziz Ahmad
    John Wayne Cancer Institute at Saint John s Health Center, Santa Monica, California 90404, USA
    Am Surg 72:875-9. 2006
    ..Newer-generation probes are associated with lower rates of margin recurrence and higher rates of disease-free survival after RFA of hepatic metastases from colorectal cancer...
  29. ncbi request reprint Lymphatic mapping and sentinel node analysis: current concepts and applications
    Steven L Chen
    Surgical Oncology, John Wayne Cancer Institute, Santa Monica, CA, USA
    CA Cancer J Clin 56:292-309; quiz 316-7. 2006
    ..Variations on techniques specific to each organ are explained, and the current role of sentinel node biopsy in diagnosis and treatment is discussed...
  30. pmc More extensive nodal dissection improves survival for stages I to III of colon cancer: a population-based study
    Steven L Chen
    Department of Surgical Oncology, John Wayne Cancer Institute, Santa Monica, CA 90404, USA
    Ann Surg 244:602-10. 2006
    ..To determine whether analyzing more lymph nodes in colon cancer specimens improves survival...
  31. ncbi request reprint Prognostic impact of micrometastases in colon cancer: interim results of a prospective multicenter trial
    Anton J Bilchik
    Department of Gastrointestinal Oncology, John Wayne Cancer Institute at Saint John s Health Center, Santa Monica, CA 90404, and Michigan State University McLaren Regional Medical Center, Flint, MI, USA
    Ann Surg 246:568-75; discussion 575-7. 2007
    ..6% rate of micrometastases (MM) identified by immunohistochemical staining (IHC) of H&E-negative SNs in CC. We hypothesized that these MM have prognostic importance...
  32. ncbi request reprint An academic health center cost analysis of screening mammography: creating a financially viable service
    Steven L Chen
    University of Michigan Center for Health Care Economics, Ann Arbor 48109, USA
    Cancer 101:1043-50. 2004
    ..The current study sought to determine the institutional financial impact of a screening mammography (SM) program in the context of an integrated cancer center...