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Lazana I, Apap Mangion S, Babiker S, Large J, Trikha R, Zuckerman M, Gandhi S, Kulasekararaj AG. The Effect of Respiratory Viral Infections on Breakthrough Hemolysis in Patients with Paroxysmal Nocturnal Hemoglobinuria. Int J Mol Sci 2023; 24:ijms24119358. [PMID: 37298309 DOI: 10.3390/ijms24119358] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 02/15/2023] [Revised: 04/17/2023] [Accepted: 05/24/2023] [Indexed: 06/12/2023] Open
Abstract
Paroxysmal nocturnal hemoglobinuria (PNH) is characterized by hemolysis and thrombosis and is associated with significant morbidity and mortality. Although complement inhibitors have significantly changed the outcomes in PNH patients, breakthrough hemolysis (BTH) may still occur as a response to stress factors such as pregnancy, surgery, and infections. Despite the well-described association between bacterial infections and hemolysis in PNH patients, little is known about the effect of respiratory viruses on triggering hemolytic episodes. This is the first study, to our knowledge, addressing this question. We retrospectively analyzed 34 patients with PNH disease between 2016 and 2018, who were on eculizumab treatment and who presented with respiratory symptoms and were subsequently tested for 10 respiratory viruses (influenza A, influenza B, parainfluenza, respiratory syncytial virus, adenovirus, rhinovirus, and human metapneumovirus). NTS+ patients had higher inflammatory markers, with the majority requiring antibiotics. Acute hemolysis, along with a significant drop in hemoglobin, was noted in the NTS+ group, with three of them requiring a top-up transfusion and two requiring an extra dose of eculizumab. Furthermore, the time from the last eculizumab dose was longer in the NTS+ patients who had BTH, than those who did not. Our data indicate that respiratory virus infections pose a significant risk for BTH in PNH patients on complement inhibitor treatment, underlining the need for regular screening and close monitoring of patients with respiratory symptoms. Furthermore, it implies a higher risk for patients who are not established on complement inhibitors, suggesting the necessity for greater vigilance in these patients.
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Affiliation(s)
- Ioanna Lazana
- Department of Hematological Medicine, King's College Hospital-NHS Foundation Trust, London SE5 9RS, UK
- Cell and Gene Therapy Laboratory, Biomedical Research Foundation of the Academy of Athens, 115 27 Athens, Greece
| | - Sean Apap Mangion
- Department of Hematological Medicine, King's College Hospital-NHS Foundation Trust, London SE5 9RS, UK
| | - Selma Babiker
- Department of Hematological Medicine, King's College Hospital-NHS Foundation Trust, London SE5 9RS, UK
| | - Joanna Large
- Department of Hematological Medicine, King's College Hospital-NHS Foundation Trust, London SE5 9RS, UK
| | - Roochi Trikha
- Department of Hematological Medicine, King's College Hospital-NHS Foundation Trust, London SE5 9RS, UK
| | - Mark Zuckerman
- Department of Virology, King's College NHS Foundation Trust, London SE5 9RS, UK
| | - Shreyans Gandhi
- Department of Hematological Medicine, King's College Hospital-NHS Foundation Trust, London SE5 9RS, UK
- Faculty of Life Sciences and Medicine, King's College London, London WC2R 2LS, UK
| | - Austin G Kulasekararaj
- Department of Hematological Medicine, King's College Hospital-NHS Foundation Trust, London SE5 9RS, UK
- Faculty of Life Sciences and Medicine, King's College London, London WC2R 2LS, UK
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Liang HY, Xie XD, Jing GX, Wang M, Yu Y, Cui JF. Posthepatectomy jaundice induced by paroxysmal nocturnal hemoglobinuria: A case report. World J Clin Cases 2021; 9:10046-10051. [PMID: 34877349 PMCID: PMC8610923 DOI: 10.12998/wjcc.v9.i32.10046] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 08/12/2021] [Revised: 09/08/2021] [Accepted: 09/23/2021] [Indexed: 02/06/2023] Open
Abstract
BACKGROUND Jaundice is a major manifestation of posthepatectomy liver failure, a feared complication after hepatic resection. Herein, we report a case of posthepatectomy jaundice that was not caused by liver failure but by paroxysmal nocturnal hemoglobinuria (PNH)-induced hemolysis.
CASE SUMMARY A 56-year-old woman underwent right hepatectomy and biliary tract exploration surgery due to hepatic duct stones. Prior to surgery, the patient was mildly anemic. The direct antiglobulin test was negative. A bone marrow biopsy showed mild histiocyte hyperplasia. After surgery, the patient suffered a progressive increase in serum bilirubin. Meanwhile, the patient developed hemolytic symptoms after blood transfusion. She was ultimately diagnosed with PNH. PNH is a rare bone marrow failure disorder that manifests as complement-dependent intravascular hemolysis with varying severity. After steroid treatment, the patient’s jaundice gradually decreased, and the patient was discharged on the 35th postoperative day.
CONCLUSION PNH-induced hemolysis is a rare cause of posthepatectomy jaundice. It should be suspected in patients having posthepatectomy hyperbilirubinemia without other signs of liver failure. Steroid therapy can be considered for the treatment of PNH in such cases.
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Affiliation(s)
- Hong-Yin Liang
- Department of General Surgery, General Hospital of Western Theater Command, Chengdu 410000, Sichuan Province, China
| | - Xiao-Dong Xie
- Department of General Surgery, General Hospital of Western Theater Command, Chengdu 410000, Sichuan Province, China
| | - Guang-Xu Jing
- The Southwest Medical University, Luzhou 410000, Sichuan Province, China
| | - Meng Wang
- Department of Traditional Chinese Medicine, General Hospital of Western Theater Command, Chengdu 410000, Sichuan Province, China
| | - Yang Yu
- Department of Medical Examination, General Hospital of Western Theater Command, Chengdu 410000, Sichuan Province, China
| | - Jian-Feng Cui
- Department of General Surgery, General Hospital of Western Theater Command, Chengdu 410000, Sichuan Province, China
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A Safety Management Case of Laparoscopic Colectomy in a Patient With Paroxysmal Nocturnal Hemoglobinuria. Int Surg 2021. [DOI: 10.9738/intsurg-d-14-00283.1] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022] Open
Abstract
Paroxysmal nocturnal hemoglobinuria is a rare and life-threatening disorder of acquired hemolytic anemia. Surgery is one of the major clinical situations that trigger hemolytic attack. Eculizumab is a humanized monoclonal antibody that binds the complement protein C5 and prevents complement-mediated hemolysis via inhibition of the terminal complement cascade. A 76-year-old woman received a diagnosis of ascending colon cancer during the search for the cause of right lower abdominal pain. She had received a diagnosis of paroxysmal nocturnal hemoglobinuria and been followed for 26 years at our hospital. We planned to start eculizumab for perioperative management in order to reduce the risk of the patient developing hemolytic crisis as a result of surgery. We administered 600 mg of eculizumab on the 15th, 8th, and 1st preoperative days. The levels of serum complement and lactate dehydrogenase decreased with the first administration of eculizumab. Laparoscopic right hemicolectomy was performed successfully. The patient had good postoperative progress. We administered 600 mg of eculizumab on the 6th postoperative day and 900 mg of eculizumab on the 13th postoperative day. She was discharged from hospital on the 16th postoperative day. We started use of eculizumab before surgery for safety in the management of the operation and during the perioperative period. When we enforce the elective operation for patients with paroxysmal nocturnal hemoglobinuria who do not start treatment of eculizumab, we recommend the use of eculizumab for perioperative management of patients with paroxysmal nocturnal hemoglobinuria.
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