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Isis W. Gayed, MD

Languages spoken: English

Academic Information

Departments Adjunct - Radiology & Imaging Sciences

Board Certification

  • Certification Board of Nuclear Cardiology
  • American Board of Nuclear Medicine

Education History

Professional Medical Faculty of Medicine, University of Khartoum
 MBBS
Post Graduate Training Toronto General Hospital
 Clinical Observership
Graduate Training Michener Institute School of Applied Health Sciences
Internship Hahnemann University Hospital
 Intern
Residency Baylor College of Medicine
 Resident
Fellowship Baylor College of Medicine
 Fellow

Selected Publications

Journal Article

  1. Gayed I, Dhekne R, Ford P, Moore (1997). False negative Tc-99m hepatobiliary scan in a patient with Osler-Weber-Rendu disease. Clinical nuclear medicine, 22(10), 712-3. (Read full article)
  2. Gayed IW, Elshazly S (2000). Intrathoracic splenosis: status after a motor vehicle accident. Clinical nuclear medicine, 25(12), 1045-6. (Read full article)
  3. Gayed I, Wendt J, Haynie T, Dhekne R, Moore (2001). Timing for repeated treatment of hyperthyroid disease with radioactive iodine after initial treatment failure. Clinical nuclear medicine, 26(1), 1-5. (Read full article)
  4. Gayed IW, Elshazly SM, Vang RS, Barron BJ, Lamki L (2001). Technetium-99m sestamibi uptake in a maxillary brown tumor. Clinical nuclear medicine, 26(1), 65-7. (Read full article)
  5. Gayed I, Boccalandro F, Fang B, Podoloff (2002). New method for calculating right ventricular ejection fraction using gated myocardial perfusion studies. Clinical nuclear medicine, 27(5), 334-8. (Read full article)
  6. Gayed I, Cid E, Boccalandero F, Podoloff (2003). Factors affecting left ventricular ejection fraction using automated quantitative gated SPECT. Clinical nuclear medicine, 28(4), 290-5. (Read full article)
  7. Gayed I, Vu T, Johnson M, Macapinlac H, Podoloff (2003). Comparison of bone and 2-deoxy-2-[18F]fluoro-D-glucose positron emission tomography in the evaluation of bony metastases in lung cancer. Molecular imaging and biology, 5(1), 26-31. (Read full article)
  8. Gayed I, Vu T, Iyer R, Johnson M, Macapinlac H, Swanston N, Podoloff (2004). The role of 18F-FDG PET in staging and early prediction of response to therapy of recurrent gastrointestinal stromal tumors. Journal of nuclear medicine, 45(1), 17-21. (Read full article)
  9. Gayed IW, Kim EE, Broussard WF, Evans D, Lee J, Broemeling LD, Ochoa BB, Moxley DM, Erwin WD, Podoloff D (2005). The value of 99mTc-sestamibi SPECT/CT over conventional SPECT in the evaluation of parathyroid adenomas or hyperplasia. Journal of nuclear medicine, 46(2), 248-52. (Read full article)
  10. Frumovitz M, Coleman RL, Gayed IW, Ramirez PT, Wolf JK, Gershenson DM, Levenback C (2006). Usefulness of preoperative lymphoscintigraphy in patients who undergo radical hysterectomy and pelvic lymphadenectomy for cervical cancer. American journal of obstetrics and gynecology, 194(4), 1186-93; discussion 1193-5. (Read full article)
  11. Kawase K, Gayed IW, Hunt KK, Kuerer HM, Akins J, Yi M, Grimes L, Babiera GV, Ross MI, Feig BW, Ames FC, Singletary SE, Buchholz TA, Symmans WF, Meric-Bernstam (2006). Use of lymphoscintigraphy defines lymphatic drainage patterns before sentinel lymph node biopsy for breast cancer. Journal of the American College of Surgeons, 203(1), 64-72. (Read full article)
  12. Gayed IW, Liu HH, Yusuf SW, Komaki R, Wei X, Wang X, Chang JY, Swafford J, Broemeling L, Liao (2006). The prevalence of myocardial ischemia after concurrent chemoradiation therapy as detected by gated myocardial perfusion imaging in patients with esophageal cancer. Journal of nuclear medicine, 47(11), 1756-62. (Read full article)
  13. Won KS, Gayed I, Kim EE, Macapinlac (2007). Juvenile fibroadenoma of the breast demonstrated on 111in-octreotide SPECT and 18F-FDG PET/CT. European journal of nuclear medicine and molecular imaging, 34(3), 440. (Read full article)
  14. Chang K, Sarkiss M, Won KS, Swafford J, Broemeling L, Gayed (2007). Preoperative risk stratification using gated myocardial perfusion studies in patients with cancer. Journal of nuclear medicine, 48(3), 344-8. (Read full article)
  15. Shioyama Y, Jang SY, Liu HH, Guerrero T, Wang X, Gayed IW, Erwin WD, Liao Z, Chang JY, Jeter M, Yaremko BP, Borghero YO, Cox JD, Komaki R, Mohan (2007). Preserving functional lung using perfusion imaging and intensity-modulated radiation therapy for advanced-stage non-small cell lung cancer. International journal of radiation oncology, biology, physics, 68(5), 1349-58. (Read full article)
  16. Gayed I, Eskandari MF, McLaughlin P, Pro B, Diba R, Esmaeli (2007). Value of positron emission tomography in staging ocular adnexal lymphomas and evaluating their response to therapy. Ophthalmic surgery, lasers & imaging, 38(4), 319-25. (Read full article)
  17. Frumovitz M, Gayed IW, Jhingran A, Euscher ED, Coleman RL, Ramirez PT, Levenback C (2008). Lymphatic mapping and sentinel lymph node detection in women with vaginal cancer. Gynecologic oncology, 108(3), 478-81. (Read full article)
  18. Gayed IW, Chang J, Kim EE, Nuñez R, Chasen B, Liu HH, Kobayashi K, Zhang Y, Liao Z, Gohar S, Jeter M, Henderson L, Erwin W, Komaki (2008). Lung perfusion imaging can risk stratify lung cancer patients for the development of pulmonary complications after chemoradiation. Journal of thoracic oncology, 3(8), 858-64. (Read full article)
  19. Gayed IW, Liu HH, Wei X, Liao Z, Yusuf SW, Chang JY, Bassett R, Komaki (2009). Patterns of cardiac perfusion abnormalities after chemoradiotherapy in patients with lung cancer. Journal of thoracic oncology, 4(2), 179-84. (Read full article)
  20. Esmaeli B, McLaughlin P, Pro B, Samaniego F, Gayed I, Hagemeister F, Romaguera J, Cabanillas F, Neelapu SS, Banay R, Fayad L, Wayne Saville M, Kwak L (2009). Prospective trial of targeted radioimmunotherapy with Y-90 ibritumomab tiuxetan (Zevalin) for front-line treatment of early-stage extranodal indolent ocular adnexal lymphoma. Annals of oncology, 20(4), 709-14. (Read full article)
  21. Gayed I, Gohar S, Liao Z, McAleer M, Bassett R, Yusuf S (2009). The clinical implications of myocardial perfusion abnormalities in patients with esophageal or lung cancer after chemoradiation therapy. The international journal of cardiovascular imaging, 25(5), 487-95. (Read full article)
  22. Perrier ND, Edeiken B, Nunez R, Gayed I, Jimenez C, Busaidy N, Potylchansky E, Kee S, Vu (2009). A novel nomenclature to classify parathyroid adenomas. World journal of surgery, 33(3), 412-6. (Read full article)
  23. Kobayashi K, Ramirez PT, Kim EE, Levenback CF, Rohren EM, Frumovitz M, Mar MV, Gayed I (2009). Sentinel node mapping in vulvovaginal melanoma using SPECT/CT lymphoscintigraphy. Clinical nuclear medicine, 34(12), 859-61. (Read full article)
  24. Roth ES, Fetzer DT, Barron BJ, Joseph UA, Gayed IW, Wan D (2009). Does colon cancer ever metastasize to bone first? a temporal analysis of colorectal cancer progression. BMC cancer, 9, 274. (Read full article)
  25. Fearmonti RM, Gayed IW, Kim E, Bedrosian I, Hunt KK, Meric-Bernstam F, Feig B, Ghonimi E, Warneke C, Babiera G (2010). Intra-individual comparison of lymphatic drainage patterns using subareolar and peritumoral isotope injection for breast cancer. Annals of surgical oncology, 17(1), 220-7. (Read full article)
  26. Gayed IW, Raslan OA, Bhosale PR, Perrier ND, Wei W, Gladish (2010). Significant coronary calcification detected using contrast-enhanced computed tomography: is it an indication for further investigation?. Clinical nuclear medicine, 35(6), 404-8. (Read full article)
  27. Camacho LH, Garcia S, Panchal AM, Lim J, Hong DS, Ng C, Madoff DC, Fu S, Gayed I, Kurzrock (2010). Exploratory study of hepatic arterial infusion oxaliplatin with systemic 5-fluorouracil/bevacizumab in patients with refractory solid tumor and extensive liver metastases. Clinical colorectal cancer, 9(5), 311-4. (Read full article)
  28. Gayed IW, Kim EE, Awad J, Joseph U, Wan D, John (2011). The value of fused SPECT/CT in the evaluation of solitary skull lesion. Clinical nuclear medicine, 36(7), 538-41. (Read full article)
  29. Kim HW, Won KS, Zeon SK, Ahn BC, Gayed I (2013). Peritoneal carcinomatosis in patients with ovarian cancer: enhanced CT versus 18F-FDG PET/CT. Clinical nuclear medicine, 38(2), 93-7. (Read full article)
  30. Gayed I, Joseph U, Fanous M, Wan D, Schiess M, Ondo W, Won K (2015). The impact of DaTscan in the diagnosis of Parkinson disease. Clinical nuclear medicine, 40(5), 390-3. (Read full article)
  31. Gayed I, Salama V, Dawood L, Canfield S, Wan D, Cai C, Joseph U, Amato (2018). Can bone scans guide therapy with radium-223 dichloride for prostate cancer bone metastases?. Cancer management and research, 10, 3317-3324. (Read full article)
  32. Gayed IW, Dawood L, Xu Z, Rizk G, Dupont A, Atta M, Robinson E (2020). Improving Hepatobiliary Imaging as a Physiologic Test with Superior Clinical Outcomes. World journal of nuclear medicine, 19(4), 353-358. (Read full article)
  33. Johnson R, Rizk G, Kaur H, Ibekwe H, Atta M, Gayed (2020). Refractory seizures: Prediction of outcome of surgical intervention based on results from PET-CT, PET-MRI and electroencephaolography. The neuroradiology journal, 33(1), 57-65. (Read full article)

Review

  1. Parent EE, Savir-Baruch B, Gayed IW, Almaguel F, Chin BB, Pantel AR, Armstrong E, Morley A, Ippisch RC, Flavell R (2022). (177)Lu-PSMA Therapy. Journal of nuclear medicine technology, 50(3), 205-212. (Read full article)