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2025

Journal Article

The challenges of using ultrasound to measure the trachea: a brief report

Newman, Helen, Allen, Jodi, Narayanan, Madan, Obonyo, Nchafatso, Syahrunnizar, Nur, Hammet, Karen, Parry, David, Wallace, Sarah, Sutt, Anna-Liisa, Osterwalder, Joseph and Martin, Daniel (2025). The challenges of using ultrasound to measure the trachea: a brief report. Critical Care, 29 (1) 265, 1. doi: 10.1186/s13054-025-05499-0

The challenges of using ultrasound to measure the trachea: a brief report

2025

Journal Article

The impact of critical illness on the outcomes of cardiac surgery in patients with acute infective endocarditis

Matebele, Mbakise P., Vemuri, Kanthi R., Sedgwick, John F., Marshall, Lachlan, Horvath, Robert, Obonyo, Nchafatso G. and Ramanan, Mahesh (2025). The impact of critical illness on the outcomes of cardiac surgery in patients with acute infective endocarditis. Hearts, 6 (2) 15, 15. doi: 10.3390/hearts6020015

The impact of critical illness on the outcomes of cardiac surgery in patients with acute infective endocarditis

2025

Journal Article

Right heart failure after left ventricular assist device implantation: latest insights and knowledge gaps on mechanism and prediction

Nonaka, Hideaki, Lu, Lawrence Y., Obonyo, Nchafatso G., Suen, Jacky Y., McGiffin, David C., Fanning, Jonathon P. and Fraser, John F. (2025). Right heart failure after left ventricular assist device implantation: latest insights and knowledge gaps on mechanism and prediction. Frontiers in Cardiovascular Medicine, 12 1586389, 1586389. doi: 10.3389/fcvm.2025.1586389

Right heart failure after left ventricular assist device implantation: latest insights and knowledge gaps on mechanism and prediction

2025

Conference Publication

Heartbeat Interference on Ventilator Pressure-time Waveform as a Novel Pulmonary Parameter: Correlation With Pulmonary Mechanics

Milani, A., Fior, G., Liu, K., Semenzin, C., Wildi, K., Bösch, J., Obonyo, N.G., Prabhakar, V., Huynh, S., Arakkakunnel, T., Nonaka, H., Smalcova, J., Suen, J., Fraser, J.F. and Li Bassi, G. (2025). Heartbeat Interference on Ventilator Pressure-time Waveform as a Novel Pulmonary Parameter: Correlation With Pulmonary Mechanics. ATS International Conference, San Francisco, CA United States, 16-21 May 2025. New York, NY United States: American Thoracic Society. doi: 10.1164/ajrccm.2025.211.abstracts.a1508

Heartbeat Interference on Ventilator Pressure-time Waveform as a Novel Pulmonary Parameter: Correlation With Pulmonary Mechanics

2025

Conference Publication

Heartbeat Interference on Ventilator Pressure-time Waveform to Predict Recruitability and Overdistention

Milani, A., Fior, G., Liu, K., Wildi, K., Semenzin, C., Obonyo, N. G., Passmore, M., Hyslop, K., Portatadino, S., Abbate, G., Panduru, R., Bouquet, M., Parker, S., Nonaka, H., Smalcova, J., Suen, J., Fraser, J. F. and Li Bassi, G. (2025). Heartbeat Interference on Ventilator Pressure-time Waveform to Predict Recruitability and Overdistention. International Conference of the American-Thoracic-Society (ATS), San Francisco Ca, May 16-21, 2025. NEW YORK: AMER THORACIC SOC.

Heartbeat Interference on Ventilator Pressure-time Waveform to Predict Recruitability and Overdistention

2025

Conference Publication

Unveiling the Role of Pulmonary Inflammatory Biofluids in Propagating Early Acute Lung Injury

Fior, G., Milani, A., Liu, K., Nchafatso, O., Nonaka, H., Bösch, J., Smalcova, J., Hoshino, K., Schinichi, I., Portatadino, S., Abbate, G., Panduru, R., Parker, S., Hyslop, K., Bouquet, M., Passmore, M., White, N., Suen, J., Fraser, J.F. and Li Bassi, G. (2025). Unveiling the Role of Pulmonary Inflammatory Biofluids in Propagating Early Acute Lung Injury. ATS International Conference, San Francisco, CA United States, 16-21 May 2025. New York, NY United States: American Thoracic Society. doi: 10.1164/ajrccm.2025.211.abstracts.a5673

Unveiling the Role of Pulmonary Inflammatory Biofluids in Propagating Early Acute Lung Injury

2025

Conference Publication

Heartbeat Interference on Ventilator Pressure-time Waveform to Predict Recruitability and Overdistention

Milani, A., Fior, G., Liu, K., Wildi, K., Semenzin, C., Bösch, J., Obonyo, N.G., Passmore, M., Hyslop, K., Portatadino, S., Abbate, G., Panduru, R., Bouquet, M., Parker, S., Nonaka, H., Smalcova, J., Suen, J., Fraser, J.F. and Li Bassi, G. (2025). Heartbeat Interference on Ventilator Pressure-time Waveform to Predict Recruitability and Overdistention. ATS International Conference, San Francisco, CA United States, 16-21 May 2025. New York, NY United States: American Thoracic Society. doi: 10.1164/ajrccm.2025.211.abstracts.a1509

Heartbeat Interference on Ventilator Pressure-time Waveform to Predict Recruitability and Overdistention

2025

Conference Publication

Heartbeat Interference on Ventilator Pressure-time Waveform as a Novel Pulmonary Parameter: Correlation With Pulmonary Mechanics

Milani, A., Fior, G., Liu, K., Semenzin, C., Wildi, K., Bosch, J., Obonyo, N. G., Prabhakar, V., Huynh, S., Arakkakunnel, T., Nonaka, H., Smalcova, J., Suen, J., Fraser, J. F. and Li Bassi, G. (2025). Heartbeat Interference on Ventilator Pressure-time Waveform as a Novel Pulmonary Parameter: Correlation With Pulmonary Mechanics. International Conference of the American-Thoracic-Society (ATS), San Francisco Ca, May 16-21, 2025. NEW YORK: AMER THORACIC SOC.

Heartbeat Interference on Ventilator Pressure-time Waveform as a Novel Pulmonary Parameter: Correlation With Pulmonary Mechanics

2025

Journal Article

Effects of transfusing older red blood cells on patient outcomes in critical illness: A retrospective cohort study

Obonyo, Nchafatso G., Sela, Declan P., White, Nicole, Tunbridge, Matthew, Sim, Beatrice, Rachakonda, Reema H., See Hoe, Louise E., Li Bassi, Gianluigi, Fanning, Jonathon P., Tung, John‐Paul, Suen, Jacky Y. and Fraser, John F. (2025). Effects of transfusing older red blood cells on patient outcomes in critical illness: A retrospective cohort study. Vox Sanguinis, 120 (5), 481-489. doi: 10.1111/vox.70007

Effects of transfusing older red blood cells on patient outcomes in critical illness: A retrospective cohort study

2025

Book Chapter

Role of cTnT Versus Echocardiography in Diagnosing the Early Myocardial Injury in Children on Doxorubicin for Cancer Chemotherapy: A Cross-sectional Study in a Tertiary Referral Centre in Kenya

Kariuki, Nyambura, Kimani, Esther, Jowi, Christine, Wamalwa, Dalton, Suen, Jacky Y., Fraser, John F. and Obonyo, Nchafatso G. (2025). Role of cTnT Versus Echocardiography in Diagnosing the Early Myocardial Injury in Children on Doxorubicin for Cancer Chemotherapy: A Cross-sectional Study in a Tertiary Referral Centre in Kenya. Medical Science: Trends and Innovations Vol. 6. (pp. 155-173) BP International. doi: 10.9734/bpi/msti/v6/2838

Role of cTnT Versus Echocardiography in Diagnosing the Early Myocardial Injury in Children on Doxorubicin for Cancer Chemotherapy: A Cross-sectional Study in a Tertiary Referral Centre in Kenya

2024

Journal Article

Early myocardial injury in children on doxorubicin for cancer chemotherapy: a cross-sectional study in a tertiary referral centre in Kenya

Kariuki, Nyambura, Kimani, Esther, Jowi, Christine, Wamalwa, Dalton, Suen, Jacky Y., Fraser, John F. and Obonyo, Nchafatso G. (2024). Early myocardial injury in children on doxorubicin for cancer chemotherapy: a cross-sectional study in a tertiary referral centre in Kenya. BMC Cardiovascular Disorders, 24 (1) 260, 1-9. doi: 10.1186/s12872-024-03922-y

Early myocardial injury in children on doxorubicin for cancer chemotherapy: a cross-sectional study in a tertiary referral centre in Kenya

2024

Journal Article

Open-lung ventilation versus no ventilation during cardiopulmonary bypass in an innovative animal model of heart transplantation

Karnik, Varun, Colombo, Sebastiano Maria, Rickards, Leah, Heinsar, Silver, See Hoe, Louise E., Wildi, Karin, Passmore, Margaret R., Bouquet, Mahe, Sato, Kei, Ainola, Carmen, Bartnikowski, Nicole, Wilson, Emily S., Hyslop, Kieran, Skeggs, Kris, Obonyo, Nchafatso G., McDonald, Charles, Livingstone, Samantha, Abbate, Gabriella, Haymet, Andrew, Jung, Jae-Seung, Sato, Noriko, James, Lynnette, Lloyd, Benjamin, White, Nicole, Palmieri, Chiara, Buckland, Mark, Suen, Jacky Y., McGiffin, David C., Fraser, John F. and Li Bassi, Gianluigi (2024). Open-lung ventilation versus no ventilation during cardiopulmonary bypass in an innovative animal model of heart transplantation. Intensive Care Medicine Experimental, 12 (1) 109, 109. doi: 10.1186/s40635-024-00669-w

Open-lung ventilation versus no ventilation during cardiopulmonary bypass in an innovative animal model of heart transplantation

2024

Journal Article

An ovine septic shock model of live bacterial infusion

Obonyo, Nchafatso G., Raman, Sainath, Suen, Jacky Y., Peters, Kate M., Phan, Minh-Duy, Passmore, Margaret R., Bouquet, Mahe, Wilson, Emily S., Hyslop, Kieran, Palmieri, Chiara, White, Nicole, Sato, Kei, Farah, Samia M., Gandini, Lucia, Liu, Keibun, Fior, Gabriele, Heinsar, Silver, Ijuin, Shinichi, Kyun Ro, Sun, Abbate, Gabriella, Ainola, Carmen, Sato, Noriko, Lundon, Brooke, Portatadino, Sofia, Rachakonda, Reema H., Schneider, Bailey, Harley, Amanda, See Hoe, Louise E., Schembri, Mark A. ... Fraser, John F. (2024). An ovine septic shock model of live bacterial infusion. Intensive Care Medicine Experimental, 12 (1) 94, 1-20. doi: 10.1186/s40635-024-00684-x

An ovine septic shock model of live bacterial infusion

2024

Journal Article

Echocardiographic surrogate of left ventricular stroke work in a model of brain stem death donors

Sato, Kei, See Hoe, Louise, Chan, Jonathan, Obonyo, Nchafatso G., Wildi, Karin, Heinsar, Silver, Colombo, Sebastiano M., Ainola, Carmen, Abbate, Gabriella, Sato, Noriko, Passmore, Margaret R., Bouquet, Mahe, Wilson, Emily S., Hyslop, Kieran, Livingstone, Samantha, Haymet, Andrew, Jung, Jae‐Seung, Skeggs, Kris, Palmieri, Chiara, White, Nicole, Platts, David, Suen, Jacky Y., McGiffin, David C., Li Bassi, Gianluigi and Fraser, John F. (2024). Echocardiographic surrogate of left ventricular stroke work in a model of brain stem death donors. European Journal of Clinical Investigation, 54 (10) e14259, 1-11. doi: 10.1111/eci.14259

Echocardiographic surrogate of left ventricular stroke work in a model of brain stem death donors

2024

Journal Article

A novel echocardiographic parameter considering left ventricular afterload during V‐A ECMO support

Sato, Kei, Heinsar, Silver, Chan, Jonathan, Farah, Samia M., Wildi, Karin, Obonyo, Nchafatso G., Liu, Keibun, Ainola, Carmen, Sato, Noriko, Abbate, Gabriella, Wilson, Emily S., Bouquet, Mahé, Hyslop, Kieran, Passmore, Margaret R., Ijuin, Shinichi, Ro, Sun Kyun, Fior, Gabriele, Gandini, Lucia, Lundon, Brooke, Platts, David G., Suen, Jacky Y., Li Bassi, Gianluigi and Fraser, John F. (2024). A novel echocardiographic parameter considering left ventricular afterload during V‐A ECMO support. European Journal of Clinical Investigation, 54 (10) e14263, 1-11. doi: 10.1111/eci.14263

A novel echocardiographic parameter considering left ventricular afterload during V‐A ECMO support

2024

Conference Publication

In vivo isolated lung perfusion: an innovative platform for assessing lung injury propagation in ARDS

Fior, Gabriele, Lloyd, Benjamin, Liu, Keibun, Milani, Angelo, Obonyo, Nchafatso, Hoshino, Kota, Nonaka, Hideaki, Abbate, Gabriella, Portatadino, Sofia, Panduru, Rachana, Hyslop, Kieran, Passmore, Margaret, Meechan-Brown, Carolyn, Redmond, Kendal, Slaughter, Richard, Garlick, Bruce, Mcgiffin, David, Suen, Jacky, Fraser, John and Li Bassi, Gianluigi (2024). In vivo isolated lung perfusion: an innovative platform for assessing lung injury propagation in ARDS. European Respiratory Society Congress (ERS), Vienna, Austria, 7-11 September 2024. Sheffield, United Kingdom: European Respiratory Society. doi: 10.1183/13993003.congress-2024.pa845

In vivo isolated lung perfusion: an innovative platform for assessing lung injury propagation in ARDS

2024

Conference Publication

Development of Right Ventricular Dysfunction Induced by Respiratory Failure: Insights from an Ovine Model of Acute Respiratory Distress Syndrome and Veno-Venous Extracorporeal Membrane Oxygenation

Nonaka, Hideaki, Liu, Keibun, Milani, Angelo, Fior, Gabriele, Hoshino, Kota, Obonyo, Nchafatso, Portatadino, Sofia, Abbate, Gabriella, Panduru, Rachana, McInerney, Molly-Rose, Passmore, Margaret, Li Bassi, Gianluigi, Suen, Jacky and Fraser, John F. (2024). Development of Right Ventricular Dysfunction Induced by Respiratory Failure: Insights from an Ovine Model of Acute Respiratory Distress Syndrome and Veno-Venous Extracorporeal Membrane Oxygenation. 35th Annual ELSO Conference, Detroit, MI United States, 28 September - 1 October 2024. Philadelphia, PA United States: Lippincott Williams & Wilkins. doi: 10.1097/01.mat.0001070112.10477.fa

Development of Right Ventricular Dysfunction Induced by Respiratory Failure: Insights from an Ovine Model of Acute Respiratory Distress Syndrome and Veno-Venous Extracorporeal Membrane Oxygenation

2024

Journal Article

Impact of hemoglobin levels on composite cardiac arrest or stroke outcome in patients with respiratory failure due to COVID-19

Feng, Shi Nan, Kelly, Thu-Lan, Fraser, John F., Li Bassi, Gianluigi, Suen, Jacky, Zaaqoq, Akram, Griffee, Matthew J., Arora, Rakesh C., White, Nicole, Whitman, Glenn, Robba, Chiara, Battaglini, Denise, Cho, Sung-Min, on behalf of COVID-19 Critical Care Consortium (CCCC) and Obonyo, Gikenyi N. (2024). Impact of hemoglobin levels on composite cardiac arrest or stroke outcome in patients with respiratory failure due to COVID-19. Critical Care Explorations, 6 (9) e1143, 1-12. doi: 10.1097/CCE.0000000000001143

Impact of hemoglobin levels on composite cardiac arrest or stroke outcome in patients with respiratory failure due to COVID-19

2024

Journal Article

SEVUparin as a potential adjunctive treatment in children with severe malaria: a phase I trial safety and dose finding trial (SEVUSMAART)

Maitland, Kathryn, Hamaluba, Mainga, Obonyo, Nchafatso, Oguda, Emmanuel, Mogoka, Christabel, Williams, Thomas N., Chaponda, Mike, Miti, Sam, Kamavu, Luc Kambale, Jonathan Gwasupika, Jonathan, Connon, Roisin, Gibb, Diana M., Dondorp, Arjen, Day, Nick, White, Nick, Walker, A. Sarah, George, Elizabeth C. and Severe Malaria in African Children A Research and Trials (SMAART) consortium (2024). SEVUparin as a potential adjunctive treatment in children with severe malaria: a phase I trial safety and dose finding trial (SEVUSMAART). Wellcome Open Research, 8 484, 484. doi: 10.12688/wellcomeopenres.20111.2

SEVUparin as a potential adjunctive treatment in children with severe malaria: a phase I trial safety and dose finding trial (SEVUSMAART)

2024

Journal Article

Effects of red blood cell transfusion on patients undergoing cardiac surgery in Queensland – a retrospective cohort study

Obonyo, Nchafatso. G., Dhanapathy, Vikash, White, Nicole, Sela, Declan P., Rachakonda, Reema H., Tunbridge, Matthew, Sim, Beatrice, Teo, Derek, Nadeem, Zohaib, See Hoe, Louise E., Bassi, Gianluigi Li, Fanning, Jonathon P., Tung, John-Paul, Suen, Jacky Y. and Fraser, John F. (2024). Effects of red blood cell transfusion on patients undergoing cardiac surgery in Queensland – a retrospective cohort study. Journal of Cardiothoracic Surgery, 19 (1) 475, 1-9. doi: 10.1186/s13019-024-02974-7

Effects of red blood cell transfusion on patients undergoing cardiac surgery in Queensland – a retrospective cohort study