Shadi Lahham

picture of Shadi  Lahham

Assistant Residency Program Director

Director of Emergency Ultrasound

Assistant Clinical Professor, Emergency Medicine

M.D., University of California, Irvine, 2011, MD
M.S., University of California, Irvine, 2007, MS
B.S., University of California, Irvine, 2006

Phone: (714) 456-5239

University of California, Irvine
Department of Emergency Medicine
333 City Boulevard West
Suite 640
Mail Code: 4064
Orange, CA 92868
Research Interests
Emergency Ultrasound, Residency Program Director
Yanuck J, Ghanem G, Lahham S. Detection of Inferior Vena Cava Thrombosis Extending into the Right Atrium Using Point-of-care Ultrasound. Clin Pract Cases Emerg Med. 2019 Jan 23;3(1):67-68. doi: 10.5811/cpcem.2019.1.41041. eCollection 2019 Feb. No abstract available. PMID: 30775670
Khan F, Lahham S. Left Ventricular Thrombus in a 34-year-old Female Seen on Point-of-care Ultrasound. Clin Pract Cases Emerg Med. 2019 Jan 22;3(1):65-66. doi:0.5811/cpcem.2019.1.40801. eCollection 2019 Feb. PMID:30775669
Kahl N, Gabriel C, Lahham S, Thompson M, Hoonpongsimanont W. Point-of-care Ultrasound Diagnosis of Pulmonary Embolism with Thrombus in Transit. Clin Pract Cases Emerg Med. 2019 Jan 4;3(1):11-12. doi: 10.5811/cpcem.2018.11.40377. eCollection 2019 Feb. PMID:30775655
Becker BA, Lahham S, Gonzales MA, Nomura JT, Bui MK, Truong TA, Stahlman BA, Fox JC, Kehrl T. A prospective, multicenter evaluation of point-of-care ultrasound for small bowel obstruction in the emergency department. Acad Emerg Med. 2019 Feb 14. doi: 10.1111/acem.13713. PMID: 30762916
Kwon AS, Lahham S, Fox JC. Can an 8th grade student learn point of care ultrasound? World J Emerg Med. 2019;10(2):109-113. doi: 10.5847/wjem.j.1920-8642.2019.02.007. PMID: 30687447 PMID: 30687447
Mazza G, Romo CM, Torres M, Duffens A, Vyas A, Moran K, Livingston J, Gonzales S, Lahham S, Shniter I, Thompson M, Fox JC. Assessment of clinical dehydration using point of care ultrasound for pediatric patients in rural Panama. World J Emerg Med. 2019;10(1):46-50. doi: 10.5847/wjem.j.1920-8642.2019.01.007. PMID: 30598718
Stephenson GS, Lotfipour S, Lahham S. Threatened Respiratory Compromise in the Setting of Isolated Angioedema. Clin Pract Cases Emerg Med. 2018 Sep 28;2(4):291-293. doi: 10.5811/cpcem.2018.9.39548. PMID: 30443608
Lahham S, Fox JC, Thompson M, Nakornchai T, Alruwaili B, Doman G, Lee SM, Shafi A, Shniter I, Valdes V, Zhang L. Tricuspid annular plane of systolic excursion to prognosticate acute pulmonary symptomatic embolism (TAPSEPAPSE study). Journal of Ultrasound in Medicine. PMID: 30182486
Alruwaili B, Lahham S. Point of Care Ultrasound Illustrating Small Bowel Obstruction. Journal of Education and Teaching in Emergency Medicine. Issue 3:3. DOI:
Tucker J, Patane J, Lahham S. Point-of-care Ultrasound Detection of Endophthalmitis. Journal of Education and Teaching in Emergency Medicine. Issue 3:1. DOI:
Hoonpongsimanont W, Akeel ASA, Sahota PK, Lahham S, Helmy MA, Lotfipour S. Adult Male with Leg Swelling after a Fall Two Weeks Prior. Clin Pract Cases Emerg Med. 2018 Jan 18;2(1):86-88. doi: 10.5811/cpcem.2017.11.36544. eCollection 2018 Feb. PMID: 29849307
Vyas A, Moran K, Livingston J, Gonzales S, Torres M, Duffens A, Romo CM, Mazza G, Livingston B, Lahham S, Fox JC. Feasibility study of minimally trained medical students using the rural obstetrical ultrasound triage exam (ROUTE) in rural Panama. World J Emerg Med, Vol 9, No 3, 2018. PMID: 29796147
Patel A, Bunch S, Alvarado M, Lahham S, Fox JC. Pneumonia Diagnosed by Point-of-Care Ultrasound. Journal of Education and Teaching in Emergency Medicine. Issue 2:3 DOI:
Lahham S, Wilson SP, Turner E, Subeh M, Rosen MA, Youssefian A, Anderson CL, Hosseini M, Rosen S, Gari A, Fox JC. Three-Window Ultrasonography Confirmation of Endotracheal Tube Placement. Res Cardiovasc Med. 2017 July. doi: 10.5812/cardiovascmed.59361.
Denny SP, Minteer WB, Fenning RTH, Aggarwal S, Lee DH, Raja SK, Raman KR, Farfel AO, Patel PA, MarkLieber, Bernstein ME, Lahham S, Fox JC. Ultrasound curriculum taught by first-year medical students: A four-year experience in Tanzania. World J Emerg Med. 2018;9(1):33-40. doi: 10.5847/wjem.j.1920-8642.2018.01.005.
Lahham S, Becker BA, Gari A, Bunch S, Alvarado M, Anderson CL, Viquez E, Spann SC, Fox JC. Utility of common bile duct measurement in emergency department point of care ultrasound: A prospective study. Am J Emerg Med. 2017 Nov 18. pii: S0735-6757(17)30892-6. doi: 10.1016/j.ajem.2017.10.064.
Badeau A, Lahham S, Osborn MB. Management of Complex Facial Lacerations in the Emergency Department. CPC-EM: Volume 1 Issue 3. Published: May 9, 2017. DOI: 10.5811/cpcem.2017.2.33270
Lahham S, Smith T, Baker J, Purdy A, Frumin E, Winners B, Wilson SP, Gari A, Fox JC. Procedural simulation: medical student preference and value of three task trainers for ultrasound guided regional anesthesia. World J Emerg Med. 2017;8(4):287-291. doi: 10.5847/wjem.j.1920-8642.2017.04.007.
Lee JB, Tse C, Keown T, Louthan M, Gabriel C, Anshus A, Hasjim B, Lee K, Kim E, Yu L, Yu A, Lahham S, Bunch S, Alvarado M, Gari A, Fox JC. Evaluation of a point of care ultrasound curriculum for Indonesian physicians taught by first-year medical students. World J Emerg Med. 2017;8(4):281-286. doi: 10.5847/wjem.j.1920-8642.2017.04.006.
N. Ghosh, D. Kruse, M. Subeh, S. Lahham, J.C. Fox, Comparing Point-of-care-ultrasound (POCUS) to MRI for the Diagnosis of Medial Compartment Knee Injuries, Journal of Medical Ultrasound, 2017, ISSN 0929-6441
Yu AR, Hasjim B, Yu LE, Gabriel C, Anshus A, Lee JB, Louthan MJ, Kim EC, Lee K, Tse C, Keown T, Lahham S, Alvarado M, Bunch S, Gari A, Fox JC. Comparison of ultrasound-measured properties of the common carotid artery to tobacco smoke exposure in a cohort of Indonesian patients. World J Emerg Med. 2017;8(3):177-183. doi: 10.5847/wjem.j.1920-8642.2017.03.003.
Lahham S, Baydoun J, Bailey J, Sandoval S, Wilson SP, Fox JC, Slattery DE. A Prospective Evaluation of Transverse Tracheal Sonography During Emergent Intubation by Emergency Medicine Resident Physicians. J Ultrasound Med. 2017 May 15. doi: 10.1002/jum.14231.
Fox JC, Lahham S, Maldonado G, Klaus S, Aish B, Sylwanowicz LV, Yanuck J, Wilson SP, Shieh M, Anderson CL, English C, Mayer R, Mohan UR.Hypertrophic Cardiomyopathy in Youth Athletes: Successful Screening With Point-of-Care Ultrasound by Medical Students. J Ultrasound Med. 2017 Mar 4. doi: 10.7863/ultra.16.06044.
Wilson SP, Assaf S, Lahham S, Subeh M, Chiem A, Anderson C, Shwe S, Nguyen R, Fox JC. Simplified point-of-care ultrasound protocol to confirm central venous catheter placement: A prospective study. World J Emerg Med. 2017;8(1):25-28. doi: 10.5847/wjem.j.1920-8642.2017.01.004.
Boysen-Osborn M, Yanuck J, Mattson J, Toohey S, Wray A, Wiechmann W, Lahham S, Langdorf MI. Who to Interview? Low Adherence by U.S. Medical Schools to Medical Student Performance Evaluation Format Makes Resident Selection Difficult. West J Emerg Med. 2017 Jan;18(1):50-55. doi: 10.5811/westjem.2016.10.32233.
Wilson SP, Connolly K, Lahham S, Subeh M, Fischetti C, Chiem A, Aspen A, Anderson C, Fox JC. Point-of-care ultrasound versus radiology department pelvic ultrasound on emergency department length of stay. World J Emerg Med. 2016;7(3):178-82.
Lahham S, Schmalbach P, Wilson SP, Ludeman L, Subeh M, Chao J, Albadawi N, Mohammadi N, Fox JC. Prospective evaluation of point-of-care ultrasound for pre-procedure identification of landmarks versus traditional palpation for lumbar puncture. World J Emerg Med. 2016;7(3) 173-7.
Lahham S, Tsai L, Wilson SP, Assaf S, Navarro R, Banimahd F, Subeh M, Barton ED, Barbera A, Fox JC. Thrombosis of Inferior Vena Cava Diagnosed Using Point-of-Care Ultrasound After Pediatric Near-Syncope. J Emerg Med. 2016 Aug 18.
Kesler K, Lahham S. Tachyarrhythmia in Wolff-Parkinson-White Syndrome. West J Emerg Med. 2016 Jul;17(4):469-70. doi: 10.5811/westjem.2016.4.30323. Epub 2016 Jun 16.
Lahham S, Wilson SP, Subeh M, Butterfield M, Albakri AR, Bashir R, Fox JC. Ultrasound-guided central venous access: which probe is preferred for viewing the subclavian vein using a supraclavicular approach? Am J Emerg Med. 2016 Jun 7.
Rooney KP, Lahham S, Lahham S, Anderson CL, Bledsoe B, Sloane B, Joseph L, Osborn MB, Fox JC. Pre-hospital assessment with ultrasound in emergencies: implementation in the field. World J Emerg Med. 2016;7(2):117-23. doi: 10.5847/wjem.j.1920-8642.2016.02.006
Michael MJ, Mefford JM, Lahham S, Chandwani CE. Bullosis Diabeticorum. West J Emerg Med. 2016 Mar;17(2):188. doi: 10.5811/westjem.2016.1.29710. Epub 2016 Mar 2
Jacobsen B, Lahham S, Lahham S, Patel A, Spann S, Fox JC. Retrospective Review of Ocular Point-of-Care Ultrasound for Detection of Retinal Detachment. West J Emerg Med. 2016 Mar;17(2):196-200. doi:10.5811/westjem.2015.12.28711.
Lahham S, Wilson SP. Evaluation of b-lines in patients with isolated right heart failure. Acad Emerg Med. 2016 Mar 17. doi: 10.1111/acem.12965.
Lahham S, Assaf S, Fairley R. Mal-positioned Gastrojejunostomy Tube. Western Journal of Emergency Medicine, 16(7):1199-1200
Lahham S, Patane J, Lane N. Ultrasound of Sternal Fracture. Western Journal of Emergency Medicine, 16(7):1057-1058
Lahham S, Wilson SP, Turner E, Subeh M, Rosen MA, Youssefian A, Anderson CL, Hosseini M, Rosen S, Gari A, Fox JC. Three-Window Ultrasonography Confirmation of Endotracheal Tube Placement. Res Cardiovasc Med. 2017 July. doi: 10.5812/cardiovascmed.59361.
Wilson SP, Mefford JM, Lahham S, Lotfipour S, Subeh M, Maldonado G, Spann S, Fox JC. Implementation of a 4-Year Point-of-Care Ultrasound Curriculum in a Liaison Committee on Medical Education-Accredited US Medical School. J Ultrasound Med. 2016 Dec 10. doi: 10.7863/ultra.16.03068.
Lahham S, Becker B, Chiem A, Joseph LM, Anderson CL, Wilson SP, Subeh M, Trinh A, Viquez E, Fox JC. Pilot Study to determine the accuracy of posterior approach ultrasound to for the diagnosis of shoulder dislocation by novice sonographers. West J Emerg Med. 2016 May;17(3):377-82.
Barsky M, Kushner L, Ansbro M, Bowman K, Sassounian M, Gustafson K, Lahham S, Joseph L, Fox JC. A feasibility study to determine if minimally trained medical students can identify markers of chronic parasitic infection using bedside ultrasound in rural Tanzania. World J Emerg Med 2015;6(4): 293–298
Miner B, Purdy A, Curtis L, Simonson K, Shumway C, Baker J, Vaughan J, Percival K, Sanchez O, Lahham S, Joseph L, Fox JC. Feasibility study of first-year medical students identifying cardiac anatomy using ultrasound in rural Panama. World J Emerg Med 2015;6(3):191–195
Lahham S, Nelson D. Case Report: Pediatric Acute Ischemic Stroke. Pediatric Emergency Care. 2015 Jun 17
Lane N, Lahham S, Joseph L, Bahner DP, Fox JC. Ultrasound in medical education: listening to the echoes of the past to shape a vision for the future. Eur J Trauma Emerg Surg. 2015 May 5.
Lahham S, Tu K, Ni M, Tran V, Lotfipour S, Anderson CL, Fox JC. Comparison of pressures applied by digital tourniquets in the emergency department. West J Emerg Med. 2011 May;12(2):242-9.
Summers SM, Scruggs W, Menchine MD, Lahham S, Anderson C, Amr O, Lotfipour S, Cusick SS, Fox JC. A Prospective Evaluation of Emergency Department Bedside Ultrasonography for the Detection of Acute Cholecystitis. Ann Emerg Med. 2010 Aug; 56(2): 114-122
Vaca FE, Anderson CL, Herrera H, Patel C, Silman EF, Deguzman R, Lahham S, Kohl V. Crash injury prediction and vehicle damage reporting by paramedics. West J Emerg Med. 2009 May;10(2):62-7.
Fox JC, Solley M, Anderson CL, Zlidenny A, Lahham S, Maasumi K. Prospective evaluation of emergency physician performed bedside ultrasound to detect acute appendicitis. Eur J Emerg Med. 2008 Apr;15(2):80-5.
Last updated