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Dr Gail Cross

Photo of Dr Gail Cross
MBBS (Monash University), FRACP (Infectious Diseases), BSc (UNSW, 2000)
Consultant, Division of Infectious Diseases, Department of Medicine, National University Hospital
Sub Specialty:
Infectious Diseases
Medical and Surgical Conditions:
HIV, Tuberculosis (TB)
National University Hospital
National University Health System

Dr. Gail Cross is an Infectious Diseases physician with interest in Tuberculosis, HIV and infections in the immunocompromised host. She graduated with BSc (UNSW, 2000) and MBBS (Monash University, 2006) and was awarded the FRACP (Infectious Diseases) in 2014. She has worked in multiple states in Australia, in Papua New Guinea and currently resides and works in Singapore. Her research interests are primarily in Tuberculosis.

Current Research:

  • Primary Investigator in Rosuvastatin as adjunctive therapy for Drug Susceptible Pulmonary Tuberculosis, a Randomised-Controlled Trial (ROSETTA), National University Hospital.
  • Primary Investigator in Rosuvastatin as adjunctive therapy for Drug Susceptible Pulmonary Tuberculosis in a mouse-model, National University Hospital.
  • Co-Investigator in Two-month Regimens Using Novel Combinations to Augment Treatment effectiveness for drug-sensitive Tuberculosis (TRUNCATE-TB), National University Hospital.
  • Co-Investigator in Co-Investigator in RNA Sequencing of immune response and virus in whole blood in exposed contacts and cases of COVID-19: CO-RNA Study, National University Hospital
  • Co-Investigator in Co-Investigator in COVID-19 Serology in Low-Risk patients admitted to hospital with Acute Respiratory Infection, National University Hospital.

Research and Publications

  • Prakash R. Paliwal, Benjamin Y. Q. Tan, Aloysius S. T. Leow, Sunny Sibi, Daniel W. P. Chor, Amanda X. Y. Chin, Ying-Wei Yau, Cross GB, Lily Y. H. Wong, Magdalene L. J. Chia, Zhixuan Quak, Christopher Y. K. Chua, David K. K. Tang, Ei The Zune, Jennifer Hung, Yihui Goh, Mingxue Jing, Anil Gopinathan, Cunli Yang, Aftab Ahmad, Deborah X. L. Khoo, Chang-Chuan M. Lee, Raymond C. S. Seet, Vijay K. Sharma, Hock-Luen Teoh, Leonard L. L. Yeo, Bernard P. L. Chan. Impact of the COVID-19 pandemic on hyperacute stroke treatment: experience from a comprehensive stroke centre in Singapore. J Thromb Thrombolysis. 2020 Jul 13 : 1 – 8, doi: 10.1007/s11239-020-02225-1, PMID:  32661758
  • N. Bagdasarian, Cross GB, D. Fisher. Rapid publications risk the integrity of science in the era of COVID-19. BMC Med 2020; 18: 192. Published online 2020 Jun 25, doi: 10.1186/s12916-020-01650-6, PMID: 32586327
  • Amelia Santosa, Cross GB, Jolene Ee Ling Oon, Sophia Archuleta, Yock Young Dan, Coronavirus 2019 Silver Linings, Open Forum Infect Dis. 2020 Jun; 7(6): ofaa230. Published online 2020 Jun 12. doi: 10.1093/ofid/ofaa230, PMID: 32617382
  • Archuleta S, Cross GB, Somani J, Lum L, Santosa A, Alagha RA, Allen DM, Ang A, Beh D, Chai L, Chan SM, Lim SM, Olszyna DP, Ong C, Oon J, Salada BMA, Smitasin N, Sun L, Tambyah PA, Tham SM, Yan G, Yee CH, Dan YY, Jureen R, Tee N, Mahadevan M, Yau YW, Quek SC, Liu EH, Sin C, Bagdasarian N, Fisher DA. Responding to COVID-19: how an academic infectious diseases division mobilized in Singapore. BMC Med. 2020 Jun 8;18(1):179. Doi: 10.1186/s12916-020-01641-7.PMID: 32507112
  • Ong J, Cross GB, Dan YY. Prevention of nosocomial SARS-CoV-2 transmission in endoscopy: international recommendations and the need for a gold standard. Gut. 2020 Jun;69(6):1145-1148. Doi: 10.1136/gutjnl-2020-321154. Epub 2020 Apr 2.PMID: 32241901 
  • Gibney KB, LO Atwood, Nicholson T Tran, J Druce, J Healy, J Strachan, L Franklin, R Hall, Cross GB. Emergence of attenuated measles illness among IgG positive/ IgM negative measles cases, Victoria, Australia 2008 – 2017. Clinical Infectious Diseases, Volume 70, Issue 6, 15 March 2020, Pages 1060–1067,
  • Cross GB, Benjamin Yeo Chaik Meng, Mark Christopher Tan, Rupangi Verma, Lu Qingshu, Paul Hutchinson, Nicholas I. Paton. Impact of selective immune-cell depletion on growth of Mycobacterium tuberculosis (Mtb)in whole-blood bactericidal activity (WBA) assay. PLoS One. 2019; 14(5): e0216616. Published online 2019 May 17. doi: 10.1371/journal.pone.0216616, PMCID: PMC6524797
  • Lim Seok Mei, Wong LLB, Cross GB, Merchant RA. Lactobacillus garvieae endocarditis presenting with leg cramps, IDCases, Vol 13, 2018 e00427. doi: 10.1016/j.idcr.2018.300427
  • Chew, a Lip; Lee, Chun Kiat; Cross GB; Lum, Lionel; Yan, Benedict; Jureen, Roland. Culture-confirmed cryptococcal meningitis not detected by Cryptococcal PCR on the Biofire meningitis/encephalitis panel. Clinical Microbiology and Infection, 2018 July, 24(7):791-792. doi: 10.1016/j.cmi.2018.02.024
  • Smibert OC, Trubiano JA, Cross GB, Hoy JF. Mycobacterium avium Complex Infection and Immune Reconstitution Inflammatory Syndrome Remain a Challenge in the Era of Effective Antiretroviral Therapy. AIDS Res Hum Retroviruses. 2017 Sep 6. doi: 10.1089/AID.2017.0030.
  • Cross GB, Jason A Moghaddas, Sally Ayoub, Jim Buttery, Tony M. Korman, Don’t Aim Too High: Avoiding Shoulder Injury Related to Vaccine Administration (SIRVA). Australian Family Physician, 45(5), 2016, pg303-6
  • Fehily SR, Cross GB, Fuller AJ, Bilateral Conjunctivitis in a returned traveller, PLOS Neglected Tropical Diseases, 9(1), 2015.
    Cross GB, Le Q, Webb B, Jenkin GA, Korman TM, Francis M, Woolley I, Mycobacterium haemophilum bone and joint infection in HIV/AIDS: case report and literature review, Int J STD AIDS, 26(13), 2015, pg974-81.
  • Cross GB, Bilgrami I, Eastwood G, Johnson P, Howden BP, Bellomo R, Jones D. The Epidemiology of Sepsis during Rapid Response Team Reviews in a Teaching Hospital, Anaesth Intensive Care, 43(2), 2015, pg193-8.
  • Cross GB, Coles K, Nikpour M, Moore OA, Denholm J, McBryde ES, Eisen DP, Warigi B, Carter R, Pandey S, Harino P, Siba P, Coulter C, Mueller I, Phuanukoonnon S, Pellegrini M. TB Incidence and characteristics in the remote gulf province of Papua New Guinea: a prospective study, BMC Infectious Diseases, 14:93, 2014.
  • Davis JS, Cross GB, Charles PG, Currie BJ, Anstey NM, Cheng AC. Pneumonia Risk Stratification in tropical Australia: does the SMART-COP score apply? The Med Journal of Australia, 192 (3), 2010, pg133 – 136.


Appt Tel:
+65 6734 1641