Case Report | | Peer-Reviewed

A Rare Case of Fungal Pyopericardium with Myocardial Dysfunction in a Child with Diamond-Blackfan Anemia

Received: 15 March 2026     Accepted: 27 March 2026     Published: 15 April 2026
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Abstract

Pyopericardium is an uncommon yet potentially fatal paediatric emergency, typically of bacterial origin, but increasingly linked to opportunistic fungal pathogens in immunocompromised individuals. This report delineates the clinical progression of a 2-year-old female with transfusion-dependent Diamond-Blackfan Anaemia (DBA), who exhibited a one-month history of insidious fever, ultimately leading to acute cardiac tamponade. When the patient was admitted to the hospital in an emergency, they had low blood pressure (80/50 mmHg), muffled heart sounds, and severe breathing problems. Laboratory tests showed very low levels of haemoglobin (5.2 g/dL) and very high levls of inflammatory markers. An echocardiogram showed a huge pericardial effusion with right ventricular diastolic collapse and a reduced ejection fraction of 40%. Emergent pericardiocentesis produced 150 mL of purulent fluid, with cultures identifying Candida glabrata as the etiological agent. Management required a multi-faceted approach that included an emergent subxiphoid partial pericardiectomy, inotropic support, and blood transfusions. Antifungal treatment started with liposomal amphotericin B and was successfully switched to oral voriconazole after confirming that the patient was susceptible. Before being discharged on hospital day 19, the patient's heart function had improved so much that their ejection fraction was back to normal at 55%. This case shows how hard it is to diagnose fungal pyopericardium in people with congenital bone marrow failure syndromes. It also shows how important it is to do echocardiographic screening early and use aggressive surgical-pharmacological synergy to lower the high death rates that come with a late diagnosis.

Published in International Journal of Cardiovascular and Thoracic Surgery (Volume 12, Issue 2)
DOI 10.11648/j.ijcts.20261202.20
Page(s) 80-84
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2026. Published by Science Publishing Group

Keywords

Diamond-Blackfan Anemia, Pyopericardium, Candida Glabrata, Fungal Pericarditis, Cardiac Tamponade, Pericardiectomy

1. Introduction
Pyopericardium, which is the buildup of pus-filled fluid in the pericardial sac, is a rare but very serious emergency in paediatric medicine . If this condition isn't treated, it can quickly lead to cardiac tamponade, which can cause unstable blood flow and heart muscle dysfunction through mechanical compression and inflammatory sequelae . In kids, the causes are often bacteria that spread from nearby infections, like pneumonia or mediastinitis, or through the blood in the case of bacteremia . Fungal origins, while less common, make things even more complicated, especially for people with weak immune systems, who are more likely to be attacked by opportunistic invaders like Candida species .
Diamond-Blackfan anaemia (DBA) is a classic example of this type of inherited bone marrow failure syndrome . DBA shows up early in life as macrocytic anaemia and isolated erythroid hypoplasia. It often needs blood transfusions for the rest of its life . People with this condition often have birth defects, like craniofacial dysmorphisms and thumb problems, and they are more likely to get cancer and infections . People with chronic anaemia, repeated blood transfusions (which can lead to iron overload), and possible corticosteroid treatment for anaemia have weaker immune systems, which makes them more likely to get strange infections like fungal pericarditis .
The link between DBA and infectious complications shows a big problem with diagnosis: symptoms may first look like common febrile illnesses, which makes it hard to tell if the heart is involved . There isn't a lot of writing yet about fungal pyopericardium in DBA. Most of the information out there is case reports that show how hard it is to diagnose and how important it is to use aggressive multimodal therapy . This report talks about the clinical course of a toddler with DBA who developed extensive pyopericardium due to Candida glabrata, which caused myocardial distress . This report goes into great detail about how to handle these cases well by talking about presentation, diagnostics, interventions, and outcomes. It also says that more needs to be done to help kids with blood problems . By discussing pathophysiological mechanisms, therapeutic rationales, and prognostic insights in more detail, we hope to improve the paediatric literature and help doctors choose the best treatment options .
2. Case Presentation
The patient, a 2-year-old female hailing from rural Punjab, India, carried a diagnosis of Diamond-Blackfan anemia established shortly after birth due to persistently low hemoglobin levels necessitating monthly blood transfusions. Her medical history was punctuated by recurrent anemia-related fatigue, pallor, and growth retardation, with her weight stagnating at 10 kg—below the 5th percentile for age. Transfusion dependence had been managed at a local hematology clinic, but no genetic confirmation via ribosomal protein gene sequencing had been pursued owing to resource constraints. Iron studies prior to this admission consistently revealed low serum iron, reflective of chronic disease and transfusion-related hemosiderosis, though chelation therapy had not been initiated.
Approximately one month preceding admission, the child developed an insidious low-grade fever, initially dismissed as a viral prodrome. Over time, this evolved into persistent pyrexia (up to 39°C), accompanied by nonspecific symptoms including irritability, lethargy, and progressive anorexia with markedly decreased oral intake. Parental reports indicated episodic cough without hemoptysis or purulent sputum, and no overt gastrointestinal disturbances. Despite empirical antibiotics from a community practitioner, the fever persisted, culminating in an acute decompensation on November 8, 2025. Suddenly, the child exhibited severe breathlessness, cyanosis around the lips, and a brief episode of unconsciousness lasting minutes, prompting urgent transfer to the pediatric emergency department.
Upon arrival, vital signs were alarming: heart rate 160 beats per minute (tachycardic), respiratory rate 50 breaths per minute (tachypneic), blood pressure 80/50 mmHg (hypotensive), and oxygen saturation 88% on room air. Physical examination disclosed muffled heart sounds, jugular venous distension, and pulsus paradoxus—hallmarks of pericardial tamponade. Respiratory distress was evident with intercostal retractions and nasal flaring. Pallor was profound, consistent with her baseline anemia, but no icterus, lymphadenopathy, or hepatosplenomegaly was noted. Neurological assessment post-resuscitation revealed no focal deficits, though the child remained lethargic.
Figure 1. Pericardiectomy specimen.
Figure 2. Intraop pyopericardium.
Figure 3. Intraop pyopericardium.
Initial laboratory investigations corroborated the clinical suspicions. Hemoglobin was critically low at 5.2 g/dL, with a mean corpuscular volume of 102 fL (macrocytic), reticulocyte count <0.5% (indicating aplasia), and serum iron at 35 µg/dL—exacerbated by the ongoing infection. Inflammatory markers were elevated: C-reactive protein 120 mg/L and erythrocyte sedimentation rate 80 mm/hour. Blood cultures drawn on admission were initially sterile, but pericardial fluid aspirated emergently grew Candida glabrata on fungal culture, sensitive to amphotericin B and fluconazole. Echocardiography confirmed massive pericardial effusion with right ventricular diastolic collapse and reduced ejection fraction (40%), signifying myocardial dysfunction.
Chest X-ray demonstrated cardiomegaly with a "water bottle" silhouette, while electrocardiography showed low-voltage complexes and electrical alternans.
Stabilization ensued with supplemental oxygen, intravenous fluids, and inotropic support (dopamine infusion) to bolster cardiac output. Broad-spectrum antibiotics (vancomycin and ceftriaxone) were initiated empirically, alongside antifungal therapy with liposomal amphotericin B upon fungal suspicion. Given the tamponade physiology, urgent pericardiocentesis yielded 150 mL of purulent, turbid fluid, providing immediate hemodynamic relief. Subsequent surgical consultation led to pericardial drainage and partial pericardiectomy via a subxiphoid approach under general anesthesia, with placement of a single pericardial drain to prevent reaccumulation.
Postoperatively, the child was transferred to the neonatal intensive care unit (NICU) for close monitoring. Over the ensuing 5 days, she received continued inotropic support tapering as ejection fraction improved to 55% on follow-up echocardiography. Antifungal therapy was transitioned to oral voriconazole after susceptibility confirmation, administered for a planned 6-week course. Transfusions elevated hemoglobin to 9.5 g/dL, alleviating anemia symptoms. The single drain output diminished progressively, totaling 200 mL over 6 days, and was removed on postoperative day 6 without rebound effusion. Serial cultures from drain fluid remained sterile, and fever defervesced by day 3. Nutritional support via nasogastric feeds addressed the decreased intake, with gradual resumption of oral feeds. By hospital day 10 in NICU transition, the child exhibited restored consciousness, improved activity, and stable vitals.
Discharge occurred on November 27, 2025, after a total 19-day hospitalization. At follow-up one month later, she was asymptomatic, with normalized cardiac function on echocardiography and stable hemoglobin via ongoing transfusions. Recommendations included genetic testing for DBA confirmation, iron chelation initiation, and infectious disease surveillance to mitigate future risks.
3. Discussion
The child with Diamond Blackfan anemia and fungal pyopericardium grew slowly, which is an example of the "stealthy siege," in which chronic immunosuppression hides aggressive pathology until a crisis happens . Candida glabrata, a non-albicans species known for azole resistance and biofilm formation, likely established itself during transfusion-induced iron overload and anemia-related immune suppression . DBA's pathophysiology, which is based on ribosomal protein haploinsufficiency, makes it harder for red blood cells to form and slightly weakens the body's natural defences, making it easier for opportunistic mycoses to grow . The month-long fever shows how long it can take to get a diagnosis in places with few resources, where viral or bacterial infections are the most common .
Fungi can spread to the pericardium through the blood from a hidden focus (like a catheter, which isn't present here) or by spreading to nearby areas . In this case, there aren't any clear risk factors besides DBA, like central lines or immunosuppression. However, it seems possible that endogenous translocation could happen because anaemia weakens the mucosal barrier . The pyopericardium caused tamponade by changing the way fluids move: higher intrapericardial pressure made it harder for the heart to fill with blood during diastole, which made breathing difficult and lowered blood pressure . Simultaneous myocardial dysfunction, evidenced by a reduced ejection fraction, likely stemmed from direct myocarditis, a cytokine storm, or compressive ischaemia, intensifying the crisis to the level of unconsciousness .
Diagnostic tools were very important. For example, echocardiography's ability to show signs of effusion and tamponade in real time led to immediate treatment, and fungal culture's ability to grow C. glabrata directed therapy . The low level of serum iron (35 µg/dL) not only showed that the person had chronic anaemia, but it also suggested that the iron was being stored in an infection, since fungi use host iron very well . Streptococci or staphylococci are the main cause of bacterial pyopericardium, and antibiotics are the only treatment. Fungal variants, on the other hand, need antifungals and often surgery because biofilms make drugs useless .
The main part of the treatment was surgery. First, pericardiocentesis was done to relieve pressure, and then pericardiectomy was done to remove inflamed tissue and stop constriction, which can happen in up to 20% of cases that aren't treated . The single-drain strategy lowered the chance of infection while still letting drainage happen. The drain was taken out on day 6, which was also the day that the effusion went away . The Infectious Diseases Society of America says that C. glabrata's susceptibility to fluconazole varies, so the choice of antifungal drugs started with amphotericin B for broad coverage and then switched to voriconazole . Inotropes and transfusions were helpful in getting the heart to its lowest point. The time spent in the NICU also allowed for close monitoring for arrhythmias or reaccumulation .
The results depend on how soon the treatment is given: Delayed fungal pericarditis has a mortality rate exceeding 50%; however, this child's complete recovery and discharge in 19 days demonstrate the efficacy of the treatment . Because DBA can cause long-term problems like cancer (like acute myeloid leukaemia) and blood transfusion problems (like hemochromatosis), follow-up care needs to involve more than one field . Genetic testing could find mutations like RPS19 that could help with targeted treatments like gene editing or eltrombopag . This story says that people with febrile DBA should get echocardiograms on a regular basis and that antifungals should be given as a precaution in high-risk situations to avoid such sieges .
In Punjab's farming context, things get worse when people have to wait for care. This shows the need for telemedicine and subsidised diagnostics . This has a bigger effect on health around the world. A 2018 Paediatric Cardiology series on 12 pyopericardium cases indicates that fungi are the aetiology in fewer than 10% of instances, with DBA being even rarer. This report adds to what we already know .
4. Conclusion
In surmounting fungal pyopericardium's assault amid Diamond-Blackfan anemia, this case epitomizes resilience forged through astute recognition and integrated care. From fever's subtle harbinger to cardiac precipice, the trajectory underscores infectious vigilance's paramountcy in congenital anemias. Clinicians must heed such lessons, championing proactive strategies to shield vulnerable hearts from similar encroachments.
Abbreviations

DBA

Diamond-Blackfan Anemia

NICU

Neonatal Intensive Care Unit

RPS19

Ribosomal Protein S19

C. glabrata

Candida glabrata

Author Contributions
Abhishek Soham Satpathy: Conceptualization, Data curation, Formal Analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Software, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing
Mallikarjuna Pavan: Data curation, Formal Analysis, Funding acquisition, Project administration, Resources, Visualization
Biswarup Pramanik: Conceptualization, Formal Analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Visualization
Tsering Sangdup: Formal Analysis, Funding acquisition, Software, Supervision, Validation, Writing – review & editing
Conflicts of Interest
The authors declare no conflicts of interest.
References
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[3] Pappas PG, Kauffman CA, Andes DR, Clancy CJ, Marr KA, Ostrosky-Zeichner L, et al. Clinical practice guideline for the management of candidiasis: 2016 update by the Infectious Diseases Society of America. Clin Infect Dis. 2016; 62(4): e1-e50.
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[7] Dahl C, Johansen HK, Kjaeldgaard P, Helweg-Larsen J. A paediatric case of Candida pericarditis and oesophagus stricture during treatment for acute lymphatic leukaemia. Acta Oncol. 2007; 46(3): 397-399.
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[10] Matta A, Elenizi K, AlHarthi R, et al. A Rare Case of Candida Pericarditis Associated with Esophagopericardial Fistula. Am J Case Rep. 2019; 20: 1031-1035.
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Cite This Article
  • APA Style

    Satpathy, A. S., Pavan, M., Pramanik, B., Sangdup, T. (2026). A Rare Case of Fungal Pyopericardium with Myocardial Dysfunction in a Child with Diamond-Blackfan Anemia. International Journal of Cardiovascular and Thoracic Surgery, 12(2), 80-84. https://doi.org/10.11648/j.ijcts.20261202.20

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    ACS Style

    Satpathy, A. S.; Pavan, M.; Pramanik, B.; Sangdup, T. A Rare Case of Fungal Pyopericardium with Myocardial Dysfunction in a Child with Diamond-Blackfan Anemia. Int. J. Cardiovasc. Thorac. Surg. 2026, 12(2), 80-84. doi: 10.11648/j.ijcts.20261202.20

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    AMA Style

    Satpathy AS, Pavan M, Pramanik B, Sangdup T. A Rare Case of Fungal Pyopericardium with Myocardial Dysfunction in a Child with Diamond-Blackfan Anemia. Int J Cardiovasc Thorac Surg. 2026;12(2):80-84. doi: 10.11648/j.ijcts.20261202.20

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  • @article{10.11648/j.ijcts.20261202.20,
      author = {Abhishek Soham Satpathy and Mallikarjuna Pavan and Biswarup Pramanik and Tsering Sangdup},
      title = {A Rare Case of Fungal Pyopericardium with Myocardial Dysfunction in a Child with Diamond-Blackfan Anemia},
      journal = {International Journal of Cardiovascular and Thoracic Surgery},
      volume = {12},
      number = {2},
      pages = {80-84},
      doi = {10.11648/j.ijcts.20261202.20},
      url = {https://doi.org/10.11648/j.ijcts.20261202.20},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.ijcts.20261202.20},
      abstract = {Pyopericardium is an uncommon yet potentially fatal paediatric emergency, typically of bacterial origin, but increasingly linked to opportunistic fungal pathogens in immunocompromised individuals. This report delineates the clinical progression of a 2-year-old female with transfusion-dependent Diamond-Blackfan Anaemia (DBA), who exhibited a one-month history of insidious fever, ultimately leading to acute cardiac tamponade. When the patient was admitted to the hospital in an emergency, they had low blood pressure (80/50 mmHg), muffled heart sounds, and severe breathing problems. Laboratory tests showed very low levels of haemoglobin (5.2 g/dL) and very high levls of inflammatory markers. An echocardiogram showed a huge pericardial effusion with right ventricular diastolic collapse and a reduced ejection fraction of 40%. Emergent pericardiocentesis produced 150 mL of purulent fluid, with cultures identifying Candida glabrata as the etiological agent. Management required a multi-faceted approach that included an emergent subxiphoid partial pericardiectomy, inotropic support, and blood transfusions. Antifungal treatment started with liposomal amphotericin B and was successfully switched to oral voriconazole after confirming that the patient was susceptible. Before being discharged on hospital day 19, the patient's heart function had improved so much that their ejection fraction was back to normal at 55%. This case shows how hard it is to diagnose fungal pyopericardium in people with congenital bone marrow failure syndromes. It also shows how important it is to do echocardiographic screening early and use aggressive surgical-pharmacological synergy to lower the high death rates that come with a late diagnosis.},
     year = {2026}
    }
    

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    AB  - Pyopericardium is an uncommon yet potentially fatal paediatric emergency, typically of bacterial origin, but increasingly linked to opportunistic fungal pathogens in immunocompromised individuals. This report delineates the clinical progression of a 2-year-old female with transfusion-dependent Diamond-Blackfan Anaemia (DBA), who exhibited a one-month history of insidious fever, ultimately leading to acute cardiac tamponade. When the patient was admitted to the hospital in an emergency, they had low blood pressure (80/50 mmHg), muffled heart sounds, and severe breathing problems. Laboratory tests showed very low levels of haemoglobin (5.2 g/dL) and very high levls of inflammatory markers. An echocardiogram showed a huge pericardial effusion with right ventricular diastolic collapse and a reduced ejection fraction of 40%. Emergent pericardiocentesis produced 150 mL of purulent fluid, with cultures identifying Candida glabrata as the etiological agent. Management required a multi-faceted approach that included an emergent subxiphoid partial pericardiectomy, inotropic support, and blood transfusions. Antifungal treatment started with liposomal amphotericin B and was successfully switched to oral voriconazole after confirming that the patient was susceptible. Before being discharged on hospital day 19, the patient's heart function had improved so much that their ejection fraction was back to normal at 55%. This case shows how hard it is to diagnose fungal pyopericardium in people with congenital bone marrow failure syndromes. It also shows how important it is to do echocardiographic screening early and use aggressive surgical-pharmacological synergy to lower the high death rates that come with a late diagnosis.
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