Department of Surgery faculty members, both physicians and scientists, are world-renown in their subspecialties. Faculty members are passionate in their clinical care and research practices, as well as being mentors for medical students and trainees. The department also invests significant funds to provide protected time and lab space for junior faculty to perform research.

Kazuhide Matsushima

Kazuhide Matsushima

Assistant Professor of Clinical Surgery
2051 Marengo Street Health Sciences Campus Los Angeles

The rapid adoption of opportunistic salpingectomy at the time of hysterectomy for benign gynecologic disease in the United StatesAm J Obstet Gynecol. 2020 Nov; 223(5):721. e1-721. e18. . View in PubMed

Surgical trends in the management of acute cholecystitis during pregnancy Surg Endosc. 2020 Oct 06. . View in PubMed

Educational benefits of an acute care surgery rotation during the medical student surgical clerkship Am J Surg. 2020 Oct; 220(4):858-860. . View in PubMed

Anticoagulation therapy in patients with traumatic brain injury: An Eastern Association for the Surgery of Trauma multicenter prospective study Surgery. 2020 Sep 11. . View in PubMed

Necrotizing Soft Tissue Infection of the Retroperitoneum From a Rectal Abscess Am Surg. 2020 Sep 09; 3134820948897. . View in PubMed

Colorectal resection in Emergency General Surgery - An EAST multicenter trial J Trauma Acute Care Surg. 2020 Sep 01. . View in PubMed

Minimally invasive radical hysterectomy for early-stage cervical cancer: Volume-outcome relationship in the early experience period Gynecol Oncol. 2020 Aug; 158(2):390-396. . View in PubMed

Conservative surgery for ovarian torsion in young women: perioperative complications and national trends BJOG. 2020 Jul; 127(8):957-965. . View in PubMed

Minimally invasive surgery for early-stage ovarian cancer: Association between hospital surgical volume and short-term perioperative outcomes Gynecol Oncol. 2020 Jul; 158(1):59-65. . View in PubMed

Impact of ligation versus repair of isolated popliteal vein injuries on in-hospital outcomes in trauma patients J Vasc Surg Venous Lymphat Disord. 2020 May; 8(3):437-444. . View in PubMed

Association between contrast extravasation on computed tomography scans and pseudoaneurysm formation in pediatric blunt splenic and hepatic injury: A multi-institutional observational study J Pediatr Surg. 2020 Apr; 55(4):681-687. . View in PubMed

Acute Care Surgery Education in US Medical Schools: A Systematic Review of the Current Literature and Report of a Medical Student Experience J Surg Educ. 2020 Mar - Apr; 77(2):316-322. . View in PubMed

Lung Resection for Trauma: A Propensity Score Adjusted Analysis Comparing Wedge Resection, Lobectomy, and Pneumonectomy Am Surg. 2020 Mar 01; 86(3):261-265. . View in PubMed

Persistent pancreatic fistula following distal pancreatectomy J Trauma Acute Care Surg. 2020 Feb 14. . View in PubMed

Adjunctive use of hepatic angioembolization following hemorrhage control laparotomy J Trauma Acute Care Surg. 2020 05; 88(5):636-643. . View in PubMed

Association between hospital surgical volume and perioperative outcomes of fertility-sparing trachelectomy for cervical cancer: A national study in the United States Gynecol Oncol. 2020 04; 157(1):173-180. . View in PubMed

Minimally invasive interval debulking surgery after neoadjuvant chemotherapy for metastatic ovarian cancer: a national study in the United States Arch Gynecol Obstet. 2020 03; 301(3):863-866. . View in PubMed

Nationwide trends in the use of subtotal cholecystectomy for acute cholecystitis Surgery. 2020 03; 167(3):569-574. . View in PubMed

Contemporary Trends and Outcomes of Blunt Traumatic Colon Injuries Requiring Resection J Surg Res. 2020 03; 247:251-257. . View in PubMed

Hospital surgical volume and perioperative mortality of pelvic exenteration for gynecologic malignancies J Surg Oncol. 2019 Nov 19. . View in PubMed

Emerg Med J. 2019 Nov; 36(11):670-677. . View in PubMed

Hit by a Train: Injury Burden and Clinical Outcomes J Emerg Med. 2019 Jul; 57(1):6-12. . View in PubMed

The diagnostic dilemma of shotgun injuries Eur J Trauma Emerg Surg. 2019 Jun 10. . View in PubMed

Challenge in Acute Care Surgery Stab wound to the neck with neurological deficits J Trauma Acute Care Surg. 2019 Apr 25. . View in PubMed

Novel Methods for Hemorrhage Control: Resuscitative Endovascular Balloon Occlusion of the Aorta and Emergency Preservation and Resuscitation Anesthesiol Clin. 2019 Mar; 37(1):171-182. . View in PubMed

Early Venous Thromboembolism Prophylaxis for Isolated High-Grade Blunt Splenic Injury J Surg Res. 2019 11; 243:340-345. . View in PubMed

Impact of inferior vena cava ligation on mortality in trauma patients J Vasc Surg Venous Lymphat Disord. 2019 11; 7(6):793-800. . View in PubMed

The role of psychological support interventions in trauma patients on mental health outcomes: A systematic review and meta-analysis J Trauma Acute Care Surg. 2019 08; 87(2):463-482. . View in PubMed

Ileal Endometriosis: a Rare Cause of Enterocutaneous Fistula J Gastrointest Surg. 2019 07; 23(7):1524-1526. . View in PubMed

Complicated appendicitis: Immediate operation or trial of nonoperative management? Am J Surg. 2019 04; 217(4):713-717.. View in PubMed

Initial evaluation of the efficacy and safety of in-hospital expandable hemostatic minisponge use in penetrating trauma J Trauma Acute Care Surg. 2019 03; 86(3):424-430. . View in PubMed

Management of adhesive small bowel obstruction: A distinct paradigm shift in the United States J Trauma Acute Care Surg. 2019 03; 86(3):383-391. . View in PubMed

In reply Trauma pneumonectomy for major thoracic bleeding: When should we consider it? J Trauma Acute Care Surg. 2019 03; 86(3):554.. View in PubMed

Surgical Trends in the Management of Duodenal Injury J Gastrointest Surg. 2019 02; 23(2):264-269. . View in PubMed

Intraoperative Consultations to Acute Care Surgery at a Level I Trauma Center Am Surg. 2019 Jan 01; 85(1):82-85. . View in PubMed

Family satisfaction in the trauma and surgical intensive care unit: another important quality measure Trauma Surg Acute Care Open. 2019; 4(1):e000302. . View in PubMed

Early FAST Examinations during Resuscitation May Compromise Trauma Outcomes Am Surg. 2018 Oct 01; 84(10):1705-1709. . View in PubMed

Internal Iliac Artery Embolization versus Silastic Loop Ligation for Control of Traumatic Pelvic Hemorrhage Am Surg. 2018 Oct 01; 84(10):1696-1700. . View in PubMed

Role of Laparoscopic Surgery in the Current Management of Mirizzi Syndrome Am Surg. 2018 May 01; 84(5):667-671. . View in PubMed

Metallic coil and N-butyl-2-cyanoacrylate for closure of pancreatic duct leak (with video) Gastrointest Endosc. 2018 Apr; 87(4):1122-1125. . View in PubMed

Independent predictors of survival after traumatic atlanto-occipital dissociation J Trauma Acute Care Surg. 2018 08; 85(2):375-379. . View in PubMed

Detection of traumatic pancreatic duct disruption in the modern era Am J Surg. 2018 08; 216(2):299-303. . View in PubMed

Nonoperative management of penetrating abdominal solid organ injuries in children J Surg Res. 2018 08; 228:188-193. . View in PubMed

The contemporary timing of trauma deaths J Trauma Acute Care Surg. 2018 06; 84(6):893-899. . View in PubMed

Effect of door-to-angioembolization time on mortality in pelvic fracture: Every hour of delay counts J Trauma Acute Care Surg. 2018 05; 84(5):685-692. . View in PubMed

Spleen-preserving distal pancreatectomy in trauma J Trauma Acute Care Surg. 2018 01; 84(1):118-122. . View in PubMed

Double Jeopardy in Penetrating Trauma: Get FAST, Get It Right World J Surg. 2018 01; 42(1):99-106. . View in PubMed

Isolated iliac vascular injuries and outcome of repair versus ligation of isolated iliac vein injury J Vasc Surg. 2018 01; 67(1):254-261. . View in PubMed

Association between pediatric blunt splenic injury volume and the splenectomy rate J Pediatr Surg. 2017 Nov; 52(11):1816-1821. . View in PubMed

Comparison of outcomes in severe pediatric trauma at adult trauma centers with different trauma case volumes J Pediatr Surg. 2017 Nov; 52(11):1831-1835. . View in PubMed

Delta Shock Index in the Emergency Department Predicts Mortality and Need for Blood Transfusion in Trauma Patients Am Surg. 2017 Oct 01; 83(10):1059-1062. . View in PubMed

The impact of helmet use on outcomes after a motorcycle crash Injury. 2017 May; 48(5):1093-1097. . View in PubMed

Outcomes after traumatic injury in patients with preexisting psychiatric illness J Trauma Acute Care Surg. 2017 11; 83(5):882-887. . View in PubMed

Splenic artery embolization versus splenectomy: Analysis for early in-hospital infectious complications and outcomes J Trauma Acute Care Surg. 2017 09; 83(3):356-360. . View in PubMed

Surgical outcomes after trauma pneumonectomy: Revisited J Trauma Acute Care Surg. 2017 05; 82(5):927-932. . View in PubMed

Early pancreatic dysfunction after resection in trauma: An 18-year report from a Level I trauma center J Trauma Acute Care Surg. 2017 03; 82(3):528-533. . View in PubMed

J Trauma Acute Care Surg. 2017 03; 82(3):470-480. . View in PubMed

Loss of muscle mass: a significant predictor of postoperative complications in acute diverticulitis J Surg Res. 2017 05 01; 211:39-44. . View in PubMed

Operative outcomes of infantile hypertrophic pyloric stenosis in patients with congenital heart disease J Pediatr Surg. 2016 Nov; 51(11):1755-1758. . View in PubMed

The outcome of trauma patients with do-not-resuscitate orders J Surg Res. 2016 Feb; 200(2):631-6. . View in PubMed

The role of computed tomography after emergent trauma operation J Surg Res. 2016 12; 206(2):286-291. . View in PubMed

The impact of pre-injury controlled substance use on clinical outcomes after trauma J Trauma Acute Care Surg. 2016 11; 81(5):913-920. . View in PubMed

High-Density Free Fluid on Computed Tomography: a Predictor of Surgical Intervention in Patients with Adhesive Small Bowel Obstruction J Gastrointest Surg. 2016 11; 20(11):1861-1866. . View in PubMed

A high-volume trauma intensive care unit can be successfully staffed by advanced practitioners at night J Crit Care. 2016 06; 33:4-7. . View in PubMed

Progressive Abdominal Pain Following Laparoscopic Cholecystectomy JAMA Surg. 2016 09 01; 151(9):871-2. . View in PubMed

Should we still use motor vehicle intrusion as a sole triage criterion for the use of trauma center resources? Injury. 2016 Jan; 47(1):235-8.. View in PubMed

Emergent operation for isolated severe traumatic brain injury: Does time matter? J Trauma Acute Care Surg. 2015 Nov; 79(5):838-42.. View in PubMed

Am Surg. 2015 Oct; 81(10):927-31. . View in PubMed

Association of postoperative hyperglycemia with outcomes among patients with complex ventral hernia repair JAMA Surg. 2015 May; 150(5):433-40. . View in PubMed

Emphysematous gastritis and gastric emphysema: similar radiographic findings, distinct clinical entities World J Surg. 2015 Apr; 39(4):1008-17. . View in PubMed

Prothrombin complex concentrate in trauma patients Am J Surg. 2015 Feb; 209(2):413-7. . View in PubMed

Consultation for 'dead gut': who needs an emergent exploratory laparotomy? Am Surg. 2014 Jun; 80(6):624-7.. View in PubMed

Positive and negative volume-outcome relationships in the geriatric trauma population JAMA Surg. 2014 Apr; 149(4):319-26. . View in PubMed

Comparison between laparotomy first versus angiographic embolization first in patients with pelvic fracture and hemoperitoneum: a nationwide observational study from the Japan Trauma Data Bank Scand J Trauma Resusc Emerg Med. 2013 Dec 03; 21:82. . View in PubMed

The impact of intensivists' base specialty of training on care process and outcomes of critically ill trauma patients J Surg Res. 2013 Sep; 184(1):577-81. . View in PubMed

Blunt hollow viscus and mesenteric injury: still underrecognized World J Surg. 2013 Apr; 37(4):759-65. . View in PubMed

Injured adolescents, not just large children: difference in care and outcome between adult and pediatric trauma centers Am Surg. 2013 Mar; 79(3):267-73. . View in PubMed

Operative management of recurrent choledocholithiasis J Gastrointest Surg. 2012 Dec; 16(12):2312-7. . View in PubMed

Glucose variability negatively impacts long-term functional outcome in patients with traumatic brain injury J Crit Care. 2012 Apr; 27(2):125-31. . View in PubMed

Academic time at a level 1 trauma center: no resident, no problem? J Surg Educ. 2012 Mar-Apr; 69(2):138-42.. View in PubMed

Beyond focused assessment with sonography for trauma: ultrasound creep in the trauma resuscitation area and beyond Curr Opin Crit Care. 2011 Dec; 17(6):606-12. . View in PubMed

Colonic pseudo-obstruction (Ogilvie's syndrome) evolving into cecal bascule J Trauma. 2011 Oct; 71(4):1082-4. . View in PubMed

Single dose of alemtuzumab induction with steroid-free maintenance immunosuppression in pancreas transplantation Transplantation. 2011 Sep 27; 92(6):678-85. . View in PubMed

Peripherally inserted central catheters may lower the incidence of catheter-related blood stream infections in patients in surgical intensive care units Surg Infect (Larchmt). 2011 Aug; 12(4):279-82. . View in PubMed

Focused bedside echocardiography in the surgical intensive care unit: comparison of 3 methods to estimate cardiac index J Intensive Care Med. 2011 Jul-Aug; 26(4):255-60. . View in PubMed

Detection of central venous catheter insertion-related complication using bedside ultrasound: the CVC sono J Trauma. 2011 Jun; 70(6):1561-3. . View in PubMed

Management of spontaneous isolated dissection of the superior mesenteric artery: Case report and literature review World J Emerg Surg. 2011 May 08; 6:16. . View in PubMed

Angiographic embolization of nonvariceal upper gastrointestinal bleeding: predictors of clinical failure J Trauma. 2011 May; 70(5):1208-12. . View in PubMed

An acute care surgery model provides safe and timely care for both trauma and emergency general surgery patients J Surg Res. 2011 Apr; 166(2):e143-7. . View in PubMed

Posttraumatic contrast-induced acute kidney injury: minimal consequences or significant threat? J Trauma. 2011 Feb; 70(2):415-9; discussion 419-20.. View in PubMed

Bedside ultrasound can safely eliminate the need for chest radiographs after central venous catheter placement: CVC sono in the surgical ICU (SICU) J Surg Res. 2010 Sep; 163(1):155-61. . View in PubMed

Parenteral nutrition: a clear and present danger unabated by tight glucose control Am J Surg. 2010 Sep; 200(3):386-90. . View in PubMed

Management of right-sided diverticulitis: A retrospective review from a hospital in Japan Surg Today. 2010 Apr; 40(4):321-5. . View in PubMed

Endovascular treatment for a spontaneous rupture of the posterior tibial artery in a patient with Ehlers-Danlos syndrome Type IV: report of a case Surg Today. 2009; 39(6):523-6. . View in PubMed

The efficacy of serial computed tomography (CT) for blunt splenic injury J Trauma. 2008 Dec; 65(6):1570-1. . View in PubMed

Cervical spinal cord injury without bony injury: a multicenter retrospective study of emergency and critical care centers in Japan J Trauma. 2008 Aug; 65(2):373-9. . View in PubMed

Effectiveness of diagnostic paracentesis and ascites analysis for suspected strangulation obstruction J Gastrointest Surg. 2007 Mar; 11(3):240-6. . View in PubMed

Spontaneous isolated dissection of the superior mesenteric artery J Am Coll Surg. 2006 Dec; 203(6):970-1. . View in PubMed

Periosteal chondroma of the rib possibly associated with hemothorax: a case report J Pediatr Surg. 2006 Oct; 41(10):E31-3. . View in PubMed

Laparoscopic repair of gastric volvulus associated with wandering spleen in an adult: report of a case Surg Today. 2006; 36(9):843-5. . View in PubMed

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