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Volume 32, Number 9—September 2026

Dispatch

Chronic Elbow Nodules Caused by Fomitiporella Fungus in Immunocompetent Patients, United States

Giannoula S. TansarliComments to Author , Bicong Wu, Stephen J. Salipante, and Brad T. Cookson
Author affiliation: University of Washington School of Medicine, Seattle, Washington, USA (G.S. Tansarli, S.J. Salipante, B.T. Cookson); Sanford Laboratory Amber Valley, Fargo, North Dakota, USA (B. Wu)

Main Article

Figure 2

Images of stained tissue specimen from olecranon bursa of case-patient 2 in study of chronic elbow nodules caused by Fomitiporella fungus in immunocompetent patients, United States. A) Hematoxylin and eosin staining shows sclerotic granuloma (arrow). Original magnification ×20. B) Grocott methenamine-silver staining shows many fungal hyphae visible throughout the granulomas (arrows). Original magnification ×400.

Figure 2. Images of stained tissue specimen from olecranon bursa of case-patient 2 in study of chronic elbow nodules caused by Fomitiporella fungus in immunocompetent patients, United States. A) Hematoxylin and eosin staining shows sclerotic granuloma (arrow). Original magnification ×20. B) Grocott methenamine-silver staining shows many fungal hyphae visible throughout the granulomas (arrows). Original magnification ×400.

Main Article

Page created: July 01, 2026
Page updated: August 26, 2026
Page reviewed: August 26, 2026
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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