Gerard Chaaya, MD

Assistant Professor of Clinical Medicine, Academic Institute
Houston Methodist
Weill Cornell Medical College


Biography

Dr. Chaaya earned his medical degree from Saint Joseph University in Beirut, Lebanon. He completed his internal medicine residency at the University of Central Florida in Orlando, Florida. He completed his Medical Oncology and Hematology fellowship at Tulane University in New Orleans, Louisiana.

Description of Research

Dr. Chaaya’s clinical interests include medical oncology, general hematology, lung cancer, genitourinary malignancies (prostate, kidney, bladder, upper tract urothelial and testicular cancers), gastrointestinal malignancies (esophageal, gastric, pancreatic, hepatobiliary and colon cancers), breast cancer and melanoma.

Publications

Renal Cell Carcinoma Presenting as Syncope due to Saddle Pulmonary Tumor Embolism
Elajami, MK, Mansour, E, Bahmad, HF, Chaaya, G, DeBeer, S, Poppiti, R & Omarzai, Y 2022, , Diseases, vol. 10, no. 4, 119. https://doi.org/10.3390/diseases10040119

Repurposed Effect of 177Lu-DOTATATE in the Treatment of Mantle Cell Lymphoma
Elajami, MK, Burton, LP, Bahmad, HF, Chaaya, G & Schwartz, M 2022, , Current Oncology, vol. 29, no. 10, pp. 7552-7557. https://doi.org/10.3390/curroncol29100594

Acquired factor V inhibitor presenting as life threatening bleeding after initiation of apixaban
Fortuna, GMG, Guerra, V & Chaaya, G 2021, , Haemophilia, vol. 27, no. 5, pp. e636-e637. https://doi.org/10.1111/hae.14374

Metabolic syndrome and covid-19 mortality among adult black patients in new orleans
Xie, J, Zu, Y, Alkhatib, A, Pham, TT, Gill, F, Jang, A, Radosta, S, Chaaya, G, Myers, L, Zifodya, JS, Bojanowski, CM, Marrouche, NF, Mauvais-Jarvis, F & Denson, JL 2021, , Diabetes care, vol. 44, no. 1, pp. 188-193. https://doi.org/10.2337/dc20-1714

Difference of environment behind research and clinical practice between USA and Japan
Komiya, T, Chaaya, G, Deshotels, L & Wang, A 2020, , Journal of Thoracic Disease, vol. 12, no. 7, pp. 3804-3808. https://doi.org/10.21037/jtd.2019.07.70

Double hit: Evans syndrome after malignant thymoma treatment and parvovirus b19 infection
Xie, J, Chaaya, G, Jetly-Shridhar, R & Atkinson, TS 2020, , BMJ Case Reports, vol. 13, no. 3, e233485. https://doi.org/10.1136/bcr-2019-233485

An overview of lung and breast cancer using the national cancer database
Deshotels, L, Chaaya, G & Komiya, T 2020, , Asian Pacific Journal of Cancer Prevention, vol. 21, no. 1, pp. 163-167. https://doi.org/10.31557/APJCP.2020.21.1.163

Brain metastasis as exclusion criteria in extensive-stage small cell lung cancer trials: a trend over decades
Komiya, T, Chaaya, G, Deshotels, L, Powell, E & Guddati, AK 2020, , Journal of Cancer Metastasis and Treatment, vol. 6, 3356. https://doi.org/10.20517/2394-4722.2019.41

In response to Hsia TC et al. “Addition of chemotherapy improves overall survival in patients with T2N0M0 non-small cell lung cancer undergoing definitive radiation therapy: An analysis of the SEER database”
Komiya, T, Chaaya, G & Powell, E 2019, , Radiotherapy and Oncology, vol. 135, pp. 200. https://doi.org/10.1016/j.radonc.2019.04.001

Addition of chemotherapy improves overall survival in patients with T2N0M0 non-small cell lung cancer undergoing definitive radiation therapy: An analysis of the SEER database
Komiya, T, Chaaya, G & Powell, E 2019, , Radiotherapy and Oncology, vol. 131, pp. 75-80. https://doi.org/10.1016/j.radonc.2018.12.004

Overview of publications on lung cancer using the SEER database
Komiya, T, Guddati, AK & Chaaya, G 2018, , Respiratory Investigation, vol. 56, no. 5, pp. 424-426. https://doi.org/10.1016/j.resinv.2018.06.005

Simulated rounds: a multi-level learner OSCE
Chaaya, G, King-Morris, K & Castiglioni, A 2018, , Medical Education, vol. 52, no. 5, pp. 562. https://doi.org/10.1111/medu.13554

Paraganglioma of the Urinary Bladder: A Rare Cause of Hypertension and Urinary Tract Infections
Chaaya, G, Morales, J, Castiglioni, A, Subhani, N & Asmar, A 2018, , American Journal of the Medical Sciences, vol. 355, no. 2, pp. 191-194. https://doi.org/10.1016/j.amjms.2017.03.037

Beyond the bull's eye: Recognizing Lyme disease
Chaaya, G, Jaller-Char, JJ & Ali, SK 2016, , Journal of Family Practice, vol. 65, no. 6, pp. 373-379.

Rivaroxaban-induced leukocytoclastic vasculitis A challenging rash
Chaaya, G, Jaller-Char, J, Ghaffar, E & Castiglioni, A 2016, , Annals of Allergy, Asthma and Immunology, vol. 116, no. 6, pp. 577-578. https://doi.org/10.1016/j.anai.2016.03.012