Abstract
After review of the pertinent literature on pathologic findings associated with Interleukin-2 (IL-2) therapy for metastatic malignancies (melanomas, renal cell carcinomas), two autoptic cases are described with particular emphasis on the cardiovascular and pulmonary changes. The authors report on the occurrence of massive transmural acute myocardial infarct in a patient with metastatic cutaneous melanoma, treated with recombinant IL-2, who did not show atherosclerotic lesions of the coronary arteries. Conversely, myocardial lesions were not found in the other patient with metastatic renal cell carcinoma, treated with recombinant IL-2; he had severe generalized atherosclerosis and died of pulmonary causes. It is suggested that myocardial direct toxic effects of IL-2 associated with capillary leak syndrome may determine a myocardial infarct. It is concluded that IL-2 therapy is not contra-indicated in oncologic patients with atherosclerosis of the coronaries if they are carefully monitored.
MeSH terms
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Acute Disease
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Arteriosclerosis / complications
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Bronchopneumonia / complications
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Carcinoma, Renal Cell / complications
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Carcinoma, Renal Cell / pathology
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Carcinoma, Renal Cell / therapy*
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Contraindications
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Humans
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Immunologic Factors / administration & dosage
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Immunologic Factors / adverse effects*
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Immunologic Factors / therapeutic use
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Interleukin-2 / administration & dosage
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Interleukin-2 / adverse effects*
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Interleukin-2 / therapeutic use
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Kidney Neoplasms / complications
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Kidney Neoplasms / pathology
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Kidney Neoplasms / therapy*
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Melanoma / complications
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Melanoma / pathology
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Melanoma / therapy*
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Myocardial Infarction / chemically induced
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Myocardial Infarction / pathology*
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Pulmonary Edema / etiology
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Pulmonary Edema / pathology*
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Recombinant Fusion Proteins / administration & dosage
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Recombinant Fusion Proteins / adverse effects
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Recombinant Fusion Proteins / therapeutic use
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Skin Neoplasms / complications
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Skin Neoplasms / pathology
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Skin Neoplasms / therapy*
Substances
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Immunologic Factors
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Interleukin-2
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Recombinant Fusion Proteins