Michael Patrick Achiam

Michael Patrick Achiam

Clinical Associate Research Professor, Clinical Professor


  1. 2017
  2. Published

    Comparison of "Nil by Mouth" Versus Early Oral Intake in Three Different Diet Regimens Following Esophagectomy

    Eberhard, K. E., Achiam, Michael Patrick, Rolff, H. C., Belmouhand, M., Svendsen, Lars Bo & Thorsteinsson, M., Jun 2017, In: World Journal of Surgery. 41, 6, p. 1575-1583 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Quantification of fluorescence angiography in a porcine model

    Nerup, N., Andersen, H. S., Ambrus, R., Strandby, R. B., Svendsen, M. B. S., Madsen, M. H., Svendsen, Lars Bo & Achiam, Michael Patrick, Jun 2017, In: Langenbecks Archives of Surgery. 402, 4, p. 655-662 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Severe Postoperative Complications may be Related to Mesenteric Traction Syndrome during Open Esophagectomy

    Ambrus, R., Svendsen, Lars Bo, Secher, Niels H., Goetze, Jens P. , Rünitz, K. & Achiam, Michael Patrick, Sep 2017, In: Scandinavian Journal of Surgery. 106, 3, p. 241-248 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. 2018
  6. Published

    Continuous vital sign monitoring after major abdominal surgery-Quantification of micro events

    Duus, C. L., Aasvang, Eske Kvanner, Olsen, R. M., Sørensen, H. B. D., Jørgensen, L. N., Achiam, Michael Patrick & Meyhoff, Christian Sylvest, 2018, In: Acta Anaesthesiologica Scandinavica. 62, 9, p. 1200-1208 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Effects of glepaglutide, a long-acting glucagon-like peptide-2 analog, on hepatic function as measured by transient elastography and indocyanine green clearance in patients with short bowel syndrome

    Hvistendahl, M., Naimi, R. M., Nerup, N. A., Ambrus, R. B., Ring, L. L., Achiam, Michael Patrick, Svendsen, Lars Bo, Hansen, M. B. & Jeppesen, Palle Bekker, 2018, In: Clinical Nutrition. 37, S1, p. S35-S36

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  8. Published

    Endoscopic electrochemotherapy for esophageal cancer: a phase I clinical study

    Egeland, C., Baeksgaard, L., Johannesen, Helle Hjorth, Lofgren, J., Plaschke, C. C., Svendsen, Lars Bo, Gehl, Julie & Achiam, Michael Patrick, 2018, In: Endoscopy International Open. 6, 6, p. E727-E734

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Glucagon like peptide-2 and neoplasia; a systematic review

    Ring, L. L., Nerup, N., Jeppesen, Palle Bekker, Svendsen, Lars Bo & Achiam, Michael Patrick, 2018, In: Expert Review of Gastroenterology & Hepatology. 12, 3, p. 257-264

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    High Age Increases the Risk of Complications and Reduces Survival Following Esophagectomy for Adenocarcinoma

    Kjaer, D. W., Fjerderholt, K. T., Kirkegaard, J., Okholm, C., Achiam, Michael Patrick, Svendsen, Lars Bo & Mortensen, F. V., 2018, In: Journal of Surgery (New York). 6, 1, p. 1-7

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Ketorolac and Other NSAIDs Increase the Risk of Anastomotic Leakage After Surgery for GEJ Cancers: a Cohort Study of 557 Patients

    Fjederholt, K. T., Okholm, C., Svendsen, Lars Bo, Achiam, Michael Patrick, Kirkegård, J. & Mortensen, F. V., 2018, In: Journal of Gastrointestinal Surgery. 22, 4, p. 587-594

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    PERIOPERATIVE PERFUSION ASSESSMENT WITH QUANTITATIVE FLUORESCENCE ANGIOGRAPHY

    Nerup, N., Bo Svendsen, M., Svendsen, Lars Bo & Achiam, Michael Patrick, 2018, In: Diseases of the Esophagus. 31, Supplement 1, p. 94-95

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  13. Published

    Quantitative perfusion assessment of intestinal anastomoses in pigs treated with glucagon-like peptide 2

    Nerup, N., Ring, L. L., Strandby, R. B., Egeland, C., Svendsen, M. B. S., Hasselby, Jane Preuss, Willemoe, G. L., Hartmann, Bolette, Svendsen, Lars Bo & Achiam, Michael Patrick, 2018, In: Langenbeck's Archives of Surgery. 403, 7, p. 881-889

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Recurrence following curative intended surgery for an adenocarcinoma in the gastroesophageal junction: A retrospective study

    Belmouhand, M., Svendsen, Lars Bo, Kofoed, S. C., Normann, G., Baeksgaard, L. & Achiam, Michael Patrick, 2018, In: Diseases of the Esophagus (Print). 31, 4, dox136.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Single-operator cholangioscopy is useful for visual assessment of bile duct pathology

    Mellemgaard, F., Strandby, R. B., Blockmann, J., Kofoed, S. C., Svendsen, Lars Bo & Achiam, Michael Patrick, 2018, In: Danish Medical Journal. 65, 8, 5 p., A5496.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Svære komplikationer efter tab af galdesten under laparoskopisk kolecystektomi

    Ross Clemmesen, T. B., Achiam, Michael Patrick & Pedersen, Christian Ross, 2018, In: Ugeskrift for Laeger. 180, 29, 4 p., V10170787.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    Synchronous and metachronous liver metastases in patients with colorectal cancer

    Okholm, C., Mollerup, T. K., Schultz, N. A., Strandby, R. B. & Achiam, Michael Patrick, 2018, In: Danish Medical Journal. 65, 12, 6 p., A5524.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    The occurrence of Enterococcus faecium and faecalis Is significantly associated With anastomotic leakage After pancreaticoduodenectomy

    Belmouhand, M., Krohn, P. S., Svendsen, Lars Bo, Henriksen, A., Hansen, C. P. & Achiam, Michael Patrick, 2018, In: Scandinavian Journal of Surgery. 107, 2, p. 107-113

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. Published

    The optimal lymph node dissection in patients with adenocarcinoma of the esophagogastric junction

    Okholm, C., Fjederholt, K. T., Mortensen, F. V., Svendsen, Lars Bo & Achiam, Michael Patrick, 2018, In: Surgical Oncology. 27, 1, p. 36-43

    Research output: Contribution to journalJournal articleResearchpeer-review

  20. 2019
  21. Published

    Early response evaluation of neoadjuvant therapy with PET/MRI to predict resectability in patients with adenocarcinoma of the esophagogastric junction

    Belmouhand, M., Löfgren, J., Johannesen, H. H., Baeksgaard, L., Gutte, H., Tariq, K. & Achiam, Michael Patrick, 2019, In: Abdominal Radiology. 44, 3, p. 836-844 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Effect of early versus delayed activation of thoracic epidural anesthesia on plasma pro-atrial natriuretic peptide to indicate deviations in central blood volume during esophagectomy

    Strandby, R. B., Ambrus, R., Achiam, Michael Patrick, Goetze, J. P., Secher, Niels H. & Svendsen, Lars Bo, 2019, In: Regional Anesthesia and Pain Medicine. 44, 8, p. 787-792

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Effect of hypotensive hypovolemia and thoracic epidural anesthesia on plasma pro-atrial natriuretic peptide to indicate deviations in central blood volume in pigs: a blinded, randomized controlled trial

    Strandby, R. B., Ambrus, R., Achiam, Michael Patrick, Henriksen, A., Goetze, J. P., Secher, Niels H. & Svendsen, Lars Bo, 2019, In: Local and Regional Anesthesia. 12, p. 47-55

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    Effects of glepaglutide, a novel long-acting glucagon-like peptide-2 analogue, on markers of liver status in patients with short bowel syndrome: findings from a randomised phase 2 trial

    Naimi, R. M., Hvistendahl, M., Nerup, N., Ambrus, R., Achiam, Michael Patrick, Svendsen, Lars Bo, Grønbæk, H., Møller, H. J., Vilstrup, H., Steensberg, A. & Jeppesen, Palle Bekker, 2019, In: EBioMedicine. 46, p. 444-451 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Glepaglutide, a novel long-acting glucagon-like peptide-2 analogue, for patients with short bowel syndrome: a randomised phase 2 trial

    Naimi, R. M., Hvistendahl, M., Enevoldsen, L. H., Madsen, J. L., Fuglsang, S., Poulsen, Steen Seier, Kissow, Hannelouise, Pedersen, Jens, Nerup, N., Ambrus, R., Achiam, Michael Patrick, Svendsen, L. B., Holst, Jens Juul, Hartmann, Bolette, Hansen, S. H., Dragsted, Lars Ove, Steensberg, A., Mouritzen, U., Hansen, M. B. & Jeppesen, Palle Bekker, 2019, In: The Lancet Gastroenterology and Hepatology. 4, 5, p. 354-363 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Laser speckle contrast imaging for quantitative assessment of facial flushing during mesenteric traction syndrome in upper gastrointestinal surgery

    Ring, L. L., Strandby, R. B., Henriksen, A., Ambrus, R., Sørensen, H., Goetze, Jens P. , Svendsen, Lars Bo & Achiam, Michael Patrick, 2019, In: Journal of Clinical Monitoring and Computing. 33, 5, p. 903-910 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    The effect of glucagon-like peptide-1 and glucagon-like peptide-2 on microcirculation: a systematic review

    Nerup, N., Ambrus, R., Lindhe, J., Achiam, Michael Patrick, Jeppesen, Palle Bekker & Svendsen, Lars Bo, 2019, In: Microcirculation. 26, 3, e12367.

    Research output: Contribution to journalReviewResearchpeer-review

  28. Published

    Svære intraabdominale læsioner som følge af hjerte-lunge-redning med LUCAS-brystkompressionssystem

    Olsen, A. A., Penninga, Luit & Achiam, Michael Patrick, 1 Apr 2019, In: Ugeskrift for Laeger. 181, 14, 2 p., V11180828.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Impact of isolated tumor cells in regional lymph nodes in adeno-and squamous cell carcinoma of the esophagus and the esophagogastric junction: A systematic review

    Lütken, C. D., Fiehn, A. M. K., Federspiel, B. & Achiam, Michael Patrick, May 2019, In: Pathology, Research and Practice. 215, 5, p. 849-854

    Research output: Contribution to journalReviewResearchpeer-review

  30. Published

    Laser speckle contrast imaging and quantitative fluorescence angiography for perfusion assessment

    Rønn, J. H., Nerup, N., Strandby, R. B., Svendsen, M. B. S., Ambrus, R., Svendsen, Lars Bo & Achiam, Michael Patrick, Jun 2019, In: Langenbeck's Archives of Surgery. 404, 4, p. 505-515 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Piperacillin/tazobactam vs carbapenems for patients with bacterial infection: Protocol for a systematic review

    Petersen, M. W., Perner, Anders, Sjövall, F., Jonsson, A. B., Steensen, M., Andersen, J. S., Achiam, Michael Patrick, Frimodt-Møller, N. & Møller, Morten Hylander, Aug 2019, In: Acta Anaesthesiologica Scandinavica. 63, 7, p. 973-978

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Isolated tumor cells in regional lymph nodes in patients with adenocarcinoma of the esophagogastric junction might represent part of true metastases

    Fiehn, A. M. K., Jepsen, D. N. M., Achiam, Michael Patrick, Ugleholdt, H. & Federspiel, B., Nov 2019, In: Human Pathology. 93, p. 90-96

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. 2020
  34. Published

    Development of a severe mesenteric traction syndrome during major abdominal surgery is associated with increased postoperative morbidity: Secondary data analysis on prospective cohorts

    Olsen, A. A., Strandby, R. B., Nerup, N., Ambrus, R., Goetze, Jens P. , Svendsen, Lars Bo & Achiam, Michael Patrick, 2020, In: Langenbeck's Archives of Surgery. 405, p. 81-90

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Feasibility and usability of real-time intraoperative quantitative fluorescent-guided perfusion assessment during resection of gastroesophageal junction cancer

    Nerup, N., Svendsen, M. B. S., Svendsen, Lars Bo & Achiam, Michael Patrick, 2020, In: Langenbeck's Archives of Surgery. 405, p. 215-222

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Fluorescence guided intraluminal endoscopy in the gastrointestinal tract: A systematic review

    Mortensen, O. E., Nerup, N., Thorsteinsson, M., Svendsen, M. B. S., Shiwaku, H. & Achiam, Michael Patrick, 2020, In: World Journal of Gastrointestinal Endoscopy. 12, 10, p. 388-400 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Gastrointestinal applications of iodine quantification using dual-energy CT: A systematic review

    Xu, J. J., Taudorf, M., Ulriksen, P. S., Achiam, Michael Patrick, Resch, T. A., Nielsen, Michael Bachmann, Lönn, Lars & Hansen, Kristoffer Lindskov, 2020, In: Diagnostics. 10, 10, 814.

    Research output: Contribution to journalReviewResearchpeer-review

  38. Published

    Isolated tumor cells in the regional lymph nodes in patients with squamous cell carcinoma of the esophagus are rarely observed but often represent part of a true metastasis

    Jepsen, D. N. M., Fiehn, Anne-Marie Kanstrup, Svendsen, B., Achiam, Michael Patrick & Federspiel, B., 2020, In: Annals of Diagnostic Pathology. 45, 151478.

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Laparoscopy to Assist Surgical Decisions Related to Necrotizing Enterocolitis in Preterm Neonates

    Knudsen, K. B. K., Thorup, Jørgen Mogens, Thymann, Thomas, Strandby, R., Nerup, N., Achiam, Michael Patrick, Lauritsen, T., Svendsen, Lars Bo, Buelund, Lene Elisabeth, Sangild, Per Torp & Ifaoui, I. B. R., 2020, In: Journal of Laparoendoscopic and Advanced Surgical Techniques. 30, 1, p. 64-69 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Optimizing quantitative fluorescence angiography for visceral perfusion assessment

    Lütken, C. D., Achiam, Michael Patrick, Svendsen, M. B., Boni, L. & Nerup, N., 2020, In: Surgical Endoscopy. 34, p. 5223-5233

    Research output: Contribution to journalReviewResearchpeer-review

  41. Published

    The Incidence of Free Peritoneal Tumor Cells before and after Neoadjuvant Chemotherapy in Gastroesophageal Junction Cancer

    Strandby, R. B., Svendsen, Lars Bo, Ambrus, R., Rostved, A. A., Hasselby, Jane Preuss & Achiam, Michael Patrick, 17 Jan 2020, In: Journal of Cytology. 37, 1, p. 40-45 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  42. Published

    New approaches to cancer care in a COVID-19 world

    Butler, J., Finley, C., Norell, C. H., Harrison, S., Bryant, H., Achiam, M. P., Altman, A. D., Baxter, N., Bentley, J., Cohen, P. A., Chaudry, M. A., Dixon, E., Farrell, R., Fegan, S., Hashmi, S., Hogdall, C., Jenkins, J. T., Kwon, J., Mala, T., Mcnally, O. & 12 others, Merrett, N., Nelson, G., Nordin, A., Park, J., Porter, G., Reynolds, J., Schieman, C., Schnack, T., Spigelman, A., Svendsen, Lars Bo, Sykes, P. & Thomas, R., 1 Jul 2020, In: The Lancet Oncology. 21, 7, p. e339-e340 2 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  43. 2021
  44. Published

    Assessment of sarcopenia in patients with upper gastrointestinal tumors: Prevalence and agreement between computed tomography and dual-energy x-ray absorptiometry

    Simonsen, C., zwp671, zwp671, Sundberg, A., Wielsøe, S., Christensen, J., Hansen, C. P., gpq516, gpq516, Suetta, Charlotte, de Heer, P., Svendsen, Lars Bo, Achiam, Michael Patrick & Christensen, J. F., 2021, In: Clinical Nutrition. 40, 5, p. 2809-2816 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. Published

    Clinical assessment of tumor regression grade systems in gastroesophageal adenocarcinoma following neoadjuvant chemotherapy

    Lütken, C., Sheikh, K., Willemoe, G. L., Achiam, Michael Patrick & Hasselby, Jane Preuss, 2021, In: Pathology Research and Practice. 224, 153538.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Clinically decisive (dis)agreement in multidisciplinary team assessment of esophageal squamous cell carcinoma; a prospective, national, multicenter study

    Achiam, M. P., Nordsmark, M., Ladekarl, M., Olsen, A., Loft, A., Garbyal, R. S., Larsen, M. H., Ainsworth, A. P., Kristensen, T. S., Dikinis, S., Kjær, D. W., Bæksgaard, L., Siemsen, M., Nielsen, M. B., Schlander, S., Kramer, S., Katballe, N., Kruhlikava, I., Tabaksblat, E., Fisker, R. V. & 6 others, Mortensen, P. B., Holtved, E., Eckardt, J., Detlefsen, S., Naujokaite, G. & Lütken, C. D., 2021, In: Acta Oncologica. 60, 9, p. 1091-1099 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. Published

    Embolization of the thoracic duct in patients with iatrogenic chylothorax

    Bazancir, L. A., Jensen, R. J., Frevert, S. C., Ryom, P. & Achiam, Michael Patrick, 2021, In: Diseases of the Esophagus. 34, 9, 8 p., doab001.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Extramedullary relapse in a patient with multiple myeloma: A rare cause of gastrointestinal perforation and massive bleeding

    Rene, C. G., Achiam, Michael Patrick, Salomo, M. & Penninga, Luit, 2021, In: BMJ Case Reports. 14, 11, 243663.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Hypotension associated with mts is aggravated by early activation of tea during open esophagectomy

    Strandby, R. B., Ambrus, R., Ring, L. L., Nerup, N., Secher, Niels H., Goetze, Jens P. , Achiam, Michael Patrick & Svendsen, Lars Bo, 2021, In: Local and Regional Anesthesia. 14, p. 33-42 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Quantification of fluorescence angiography: Toward a reliable intraoperative assessment of tissue perfusion - A narrative review

    Lütken, C. D., Achiam, Michael Patrick, Osterkamp, J., Svendsen, M. B. & Nerup, N., 2021, In: Langenbeck's Archives of Surgery. 406, p. 251–259

    Research output: Contribution to journalReviewResearchpeer-review

  51. Published

    Quantitative fluorescence angiography detects dynamic changes in gastric perfusion

    Osterkamp, J., Strandby, R., Nerup, N., Svendsen, M., Svendsen, Lars Bo & Achiam, Michael Patrick, 2021, In: Surgical Endoscopy. 35, 12, p. 6786-6795

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. Published

    Selective release of gastrointestinal hormones induced by an orally active GPR39 agonist

    Grunddal, K. V., Diep, T. A., Petersen, N., Tough, I. R., Skov, Louise Julie, Liu, L., Buijink, J. A., Mende, F., Jin, C., Jepsen, Sara Lind, Sørensen, L. M. E., Achiam, Michael Patrick, Strandby, R. B., Bach, Anders, Hartmann, Bolette, Frimurer, Thomas Michael, Hjorth, Siv Annegrethe, Bouvier, M., Cox, H. & Holst, Birgitte, 2021, In: Molecular Metabolism. 49, 14 p., 101207.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. Published

    Severe mesenteric traction syndrome is associated with increased systemic inflammatory response, endothelial dysfunction, and major postoperative morbidity

    Olsen, A. A., Strandby, R. B., Nerup, N., Johansson, P. I., Svendsen, Lars Bo & Achiam, Michael Patrick, 2021, In: Langenbeck's Archives of Surgery. 406, 7, p. 2457-2467 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. Published

    Time to maximum indocyanine green fluorescence of gastric sentinel lymph nodes and feasibility of combined indocyanine green/sodium fluorescein gastric lymphography

    Osterkamp, J., Strandby, R. B., Nerup, N., Svendsen, M. B. S., Svendsen, Lars Bo & Achiam, Michael Patrick, 2021, In: Langenbeck's Archives of Surgery. 406, 8, p. 2717-2724 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. Published

    Usability of fluorescence angiography with indocyanine green in the surgical management of penetrating abdominal trauma: A case series

    Osterkamp, J. T. F., Patel, M. Q., Steyn, E., Svendsen, Lars Bo, Forgan, T. & Achiam, Michael Patrick, 2021, In: International Journal of Surgery Open. 30, 100319.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 93715401