K. Koysombat

Most-cited papers

1. Determining Predictors for Intra-abdominal Septic Complications Following Ileocolonic Resection for Crohn's Disease-Considerations in Pre-operative and Peri-operative Optimisation Techniques to Improve Outcome.

   P. Morar, J. Hodgkinson, S. Thalayasingam, K. Koysombat +4 more

   2015Journal of Crohn's & Colitis98 citations Open access

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2. Multicentre prospective cohort study of body mass index and postoperative complications following gastrointestinal surgery

   T. Drake, D. Nepogodiev, S. Chapman, J. Glasbey +496 more

   2016British Journal of Surgery81 citations Open access

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3. The Emerging Therapeutic Potential of Kisspeptin and Neurokinin B

   B. Patel, K. Koysombat, E. Mills, J. Tsoutsouki +3 more

   2023Endocrine reviews46 citations Open access

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4. Kisspeptin-neuron control of LH pulsatility and ovulation

   Harvey Stevenson, Samuel Bartram, Mikaela Maria Charalambides, Sruthi Murthy +8 more

   2022Frontiers in Endocrinology40 citations Open access

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5. Assessing hypothalamic pituitary gonadal function in reproductive disorders

   K. Koysombat, W. Dhillo, A. Abbara

   2023Clinical science38 citations Open access

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6. Death following pulmonary complications of surgery before and during the SARS-CoV-2 pandemic

   K A S K D R R K I E B E M D A C E F A G H R J N A Ja McLean Kamarajah Chaudhry Gujjuri Raubenheimer Tro, K. Mclean, S. Kamarajah, D. Chaudhry +496 more

   2021British Journal of Surgery35 citations Open access

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7. Kisspeptin and Neurokinin B: roles in reproductive health

   K. Koysombat, J. Tsoutsouki, Aaran H. Patel, A. Comninos +2 more

   2025Physiological Reviews29 citations Open access

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8. New advances in menopause symptom management.

   K. Koysombat, Patrick Mcgown, S. Nyunt, A. Abbara +1 more

   2023Best practice & research. Clinical endocrinology & metabolism28 citations Open access

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9. Kisspeptin in functional hypothalamic amenorrhea: Pathophysiology and therapeutic potential

   Aaran H Patel, K. Koysombat, Aureliane C. S. Pierret, M. Young +3 more

   2024Annals of the New York Academy of Sciences18 citations Open access

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10. Factors affecting shared decision‐making concerning menopausal hormone therapy

    K. Koysombat, Annice Mukherjee, S. Nyunt, Hugo Pedder +8 more

    2024Annals of the New York Academy of Sciences11 citations Open access

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11. Concomitant colonic disease (Montreal L3) and re‐resectional surgery are predictors of clinical recurrence following ileocolonic resection for Crohn's disease

    P. Morar, Omar Faiz, J. Hodgkinson, N. Zafar +4 more

    2015Colorectal Disease11 citations

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12. Hypertriglyceridaemia in pregnancy: an unexpected diagnosis and its management

    Kathryn Barclay, K. Koysombat, R. Padmagirison, Felicity Kaplan

    2022BMJ Case Reports8 citations Open access

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13. Quantifying the Variability in the Assessment of Reproductive Hormone levels.

    A. Abbara, Sophie Adams, M. Phylactou, C. Izzi-Engbeaya +10 more

    2023Fertility and Sterility7 citations Open access

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14. Use of kisspeptin to trigger oocyte maturation during in vitro fertilisation (IVF) treatment

    Bhavna Sharma, K. Koysombat, A. Comninos, W. Dhillo +1 more

    2022Frontiers in Endocrinology7 citations Open access

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15. Combination therapy for systemic sclerosis-associated pneumatosis intestinalis

    K. Koysombat, M. Capanna, N. Stafford, T. Orchard

    2018BMJ Case Reports7 citations Open access

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16. Insulin-like peptide 3 (INSL3) in congenital hypogonadotrophic hypogonadism (CHH) in boys with delayed puberty and adult men

    A. Abbara, K. Koysombat, M. Phylactou, Chia-Eng Pei +14 more

    2022Frontiers in Endocrinology6 citations Open access

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17. Current pharmacotherapy and future directions for neuroendocrine causes of female infertility

    K. Koysombat, A. Abbara, W. Dhillo

    2022Expert Opinion on Pharmacotherapy5 citations Open access

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18. Intracranial tumour detected on routine parathyroid technetium sestamibi scan

    K. Koysombat, C. Eboh, N. Ashford, F. Borumandi

    2021BMJ Case Reports2 citations Open access

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19. Diabetic myonecrosis: challenges in diagnosis and management

    K. Koysombat, Sarra Elmustafa, H. Madani, Felicity Kaplan

    2021British Journal of Diabetes2 citations Open access

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20. Fertility 2025 Reproduction – Facts, Myths and Evidence 8–11th January 2025 ACC Liverpool The joint conference of the Association of Reproductive & Clinical Scientists, British Fertility Society, and the Society for Reproduction & Fertility

    Alison Maclean, E. Johnson, E. Caamano-Gutierrez, D. Hapangama +496 more

    2025Human Fertility1 citations Open access

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21. Kisspeptin as a test of hypothalamic function in women presenting with oligo / amenorrhoea

    B. Patel, A. Abbara, Arthur C. Yeung, M. Phylactou +18 more

    2024Endocrine Abstracts1 citations

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22. Sa1131 Determining Patient & Disease Related Risk Factors for Intra-Abdominal Septic Complications Following Ileocolonic Resection for Crohn's Disease Within a Tertiary Institution

    P. Morar, J. Hodgkinson, K. Koysombat, S. Thalayasingam +3 more

    20141 citations Open access

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23. P349 - ECE_1673 - Multi-axis endocrine regulation of bone turnover in reproductive disorders

    J. Tsoutsouki, Edouard G. Mills, A. Efthymiadis, K. Koysombat +9 more

    2026European Journal of Endocrinology0 citations Open access

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24. Kisspeptin best distinguishes polycystic ovary syndrome (PCOS) from functional hypothalamic amenorrhoea (FHA) in lean women with oligo/amenorrhoea without hyperandrogenism

    K. Koysombat, Y. C., B. Patel, M. Phylactou +17 more

    2026Endocrine Abstracts0 citations

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25. BMS 35th Annual Scientific Conference, Chesford Grange, Kenilworth Thursday 25 & Friday 26 June 2026

    Y. Graham, Amy Armiger, Sophie Shaw, Jennifer A. Hirst +68 more

    2026Post Reproductive Health0 citations

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26. Kisspeptin-54 accurately identifies the cause of delayed puberty

    M. Phylactou, K. Koysombat, M. Young, S. Nyunt +13 more

    2026Endocrine Abstracts0 citations

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27. OC4.2 - ECE_3288 - Dynamic endocrine responses to kisspeptin to decode hypothalamic-pituitary dysfunction in women with obesity

    S. Nyunt, K. Koysombat, M. Young, A. Efthymiadis +14 more

    2026European Journal of Endocrinology0 citations Open access

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28. Disentangling the impact of obesity on reproductive, metabolic and adipokine profiles in women with or without PCOS

    Nyunt Sandhi W, B. Patel, Y. C., J. Tsoutsouki +12 more

    2026Endocrine Abstracts0 citations

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29. P322 - ECE_3313 - The gonadotrophin response to kisspeptin administration reveals hypothalamic dysfunction in obesity-related hypogonadism in men

    K. Koysombat, Patrick Mcgown, Arthur C. Yeung, A. Efthymiadis +17 more

    2026European Journal of Endocrinology0 citations Open access

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30. P325 - ECE_3527 - Metabolomic profiling reveals distinct metabolic signatures in women with functional hypothalamic amenorrhoea (FHA) and polycystic ovary syndrome (PCOS)

    S. Nyunt, Thomas Hopkins, A. Le Guennec, Arthur C. Yeung +11 more

    2026European Journal of Endocrinology0 citations Open access

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31. Identifying an androgen-bone axis across reproductive-endocrine states

    J. Tsoutsouki, Arthur C. Yeung, Edouard G. Mills, Aaran H. Patel +11 more

    2026Endocrine Abstracts0 citations

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32. Circulating leptin levels are higher in lean women with polycystic ovary syndrome than in those with hypothalamic amenorrhoea

    M. Young, K. Koysombat, B. Patel, Arthur C. Yeung +17 more

    2026Endocrine Abstracts0 citations

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33. Kisspeptin challenge test reveals hypothalamic dysfunction in obesity-related hypogonadism

    K. Koysombat, Patrick Mcgown, Y. C., A. Efthymiadis +15 more

    2026Endocrine Abstracts0 citations

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34. P351 - ECE_2641 - Cortisol and stress levels in women with functional hypothalamic amenorrhoea (FHA) and polycystic ovary syndrome (PCOS)

    Aureliane C. S. Pierret, Arthur C. Yeung, K. Koysombat, B. Patel +17 more

    2026European Journal of Endocrinology0 citations Open access

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35. Chronic Subcutaneous Kisspeptin-10 Stimulates Gonadotropin Secretion for 12 Days in Healthy Men.

    Arthur C. Yeung, M. Phylactou, K. Koysombat, J. Tsoutsouki +9 more

    2026European Journal of Endocrinology0 citations Open access

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36. Androgen associations with bone turnover across reproductive-endocrine disorders reveal endocrine influences beyond oestrogen

    J. Tsoutsouki, M. G., S. C, A. Efthymiadis +8 more

    2026Bone Abstracts0 citations

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37. OC4.1 - ECE_2808 - Chronic subcutaneous kisspeptin-10 sustains gonadotrophin secretion for 12 days without tachyphylaxis in healthy men

    J. Tsoutsouki, Arthur C. Yeung, M. Phylactou, K. Koysombat +9 more

    2026European Journal of Endocrinology0 citations Open access

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38. Evaluating hypothalamic dysfunction using kisspeptin in obesity-related hypogonadism

    K. Koysombat, Arthur C. Yeung, Patrick Mcgown, A. Efthymiadis +15 more

    2025Obesity Abstracts0 citations

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39. The effects of weight loss on hypothalamic dysfunction in a woman with polycystic ovary syndrome (PCOS)

    K. Koysombat, Y. C., Nyunt Sandhi W, A. Qayum +8 more

    2025Endocrine Abstracts0 citations

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40. Circulating anti-mullerian hormone and inhibin b levels in reproductive disorders causing oligo/amenorrhoea

    S. Nyunt, B. Patel, Arthur C. Yeung, M. Phylactou +19 more

    2025Endocrine Abstracts0 citations

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41. Response to kisspeptin reveals recovery of hypothalamic dysfunction in a woman with reversal of congenital hypogonadotrophic hypogonadism (CHH) with a heterozygous GnRHR inactivating variant

    Nyunt Sandhi W, M. Phylactou, K. Koysombat, J. Tsoutsouki +8 more

    2025Endocrine Abstracts0 citations

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42. Kisspeptin-54 accurately identifies the cause of delayed puberty

    M. Phylactou, K. Koysombat, M. Young, S. Nyunt +12 more

    2025Endocrine Abstracts0 citations

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43. Circulating adipokine concentrations aid in distinguishing functional hypothalamic amenorrhoea and polycystic ovary syndrome in women presenting with oligo/amenorrhoea

    K. Koysombat, B. Patel, Arthur C. Yeung, M. Phylactou +17 more

    2025Endocrine Abstracts0 citations

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44. Kisspeptin: a novel tool to interrogate hypothalamic function in women presenting with menstrual disturbance

    B. Patel, A. Abbara, Arthur C. Yeung, M. Phylactou +21 more

    2025Endocrine Abstracts0 citations

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45. Circulating gut hormone concentrations in women presenting with menstrual disturbance

    B. Patel, Arthur C. Yeung, M. Phylactou, J. Tsoutsouki +19 more

    2025Endocrine Abstracts0 citations

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46. O-192 Kisspeptin as a test of hypothalamic function in women presenting with oligo-amenorrhea

    A. Yeung, A. Abbara, B. Patel, M. Phylactou +18 more

    2024Human Reproduction0 citations

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47. Endocrine responses to kisspeptin in an unusual case of kallmann syndrome with unilateral anosmia

    J. Tsoutsouki, C. N., M. Phylactou, B. Patel +9 more

    2024Endocrine Abstracts0 citations

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48. 12413 Reversal Of Congenital Hypogonadotropic Hypogonadism (CHH) In A Woman With A Heterozygous Inactivating Variant In GnRHR Gene

    S. Nyunt, M. Phylactou, K. Koysombat, J. Tsoutsouki +9 more

    2024Journal of the Endocrine Society0 citations Open access

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49. 7640 The first description of an MC4R variant in a patient with Kallmann syndrome and obesity

    Aisha A Aslam, Sharon Lim, Ruben H. Willemsen, K. Koysombat +5 more

    2024Journal of the Endocrine Society0 citations Open access

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50. Reversal of congenital hypogonadotrophic hypogonadism (CHH) in a woman with a heterozygous inactivating variant in GnRHR gene

    Nyunt Sandhi W, M. Phylactou, K. Koysombat, J. Tsoutsouki +9 more

    2024Endocrine Abstracts0 citations

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