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Diseases

Pancreatic Cancer Research Uncovers Complex Interplay Between Hemolytic Anemia and Solid Organ Malignancy

Strategic Insights

— 1 min read

Researchers at Western Michigan University have published a study in the European Journal of Case Reports in Internal Medicine, investigating a rare case of cold agglutinin disease (CAD) secondary to pancreatic adenocarcinoma. The study highlights the complex interplay between hemolytic anemia and solid organ malignancy, with the patient presenting with symptoms and laboratory findings suggestive of a paraneoplastic syndrome.

The patient, a 65-year-old male, initially presented with hematuria, proteinuria, thrombocytopenia, and leukopenia, alongside unintentional weight loss, constipation, and pale-greasy colored stools. Computed tomography (CT) scans revealed findings suspicious for primary pancreatic neoplasm with nodal metastases and early carcinomatosis. Direct antiglobulin test (DAT) screening was negative, but an antibody screen was positive, and the patient had a positive cold agglutinin screen and elevated CA 19-9, carcinoembryonic antigen (CEA), and cyclic citrullinated peptide (CCP) levels, typically used for the diagnosis of pancreatic cancer.

Key Takeaways:

  • The case study highlights the complex interplay between hemolytic anemia and solid organ malignancy in a patient with pancreatic adenocarcinoma.
  • The patient's symptoms and laboratory findings, including positive antibody screen and cold agglutinin screen, suggested a paraneoplastic syndrome secondary to the pancreatic cancer.
  • The patient's infectious and autoimmune panel findings further complicated the picture, underscoring the multifactorial nature of the condition.
  • The study underscores the importance of considering the complex interplay between hemolytic anemia and solid organ malignancy in patients with pancreatic cancer.

Statistics:

  • The patient was 65 years old upon presentation.
  • The patient had an unintentional weight loss of more than 9 kg.
  • The patient had a positive cold agglutinin screen.
  • The patient had elevated CA 19-9 (155.5 U/mL), CEA (12.6 ng/mL), and CCP (23.5 RU/mL) levels.
  • The patient's CT scans revealed findings suspicious for primary pancreatic neoplasm with nodal metastases and early carcinomatosis.

Sources:

  • European Journal of Case Reports in Internal Medicine, 2025,12(9).
  • NewsRx, 2025, September 16.
  • Cancer Weekly, 2025, September 16, p 1476.

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