Recurrent Erythema Nodosum as a Warning of Tuberculous Lymphadenitis Tatsuya Fujikawa, MD, PhD, Akemi Senoo, MD, PhD  Mayo Clinic Proceedings  Volume 94, Issue 1, Pages 174-175 (January 2019) DOI: 10.1016/j.mayocp.2018.11.018 Copyright © 2018 Mayo Foundation for Medical Education and Research Terms and Conditions

Figure A, Multiple thumb-sized painful erythema nodosum lesions (arrow) were observed on the lower legs of the patient, mainly on the posterior surface. B, Pathological findings of the right axillary lymph node revealed epithelioid granuloma with caseous necrosis and Langhans giant cells (arrows) (original magnification, ×10). C, Ziehl-Neelsen stain identified organisms that are acid fast (arrow) (original magnification, ×60). Mayo Clinic Proceedings 2019 94, 174-175DOI: (10.1016/j.mayocp.2018.11.018) Copyright © 2018 Mayo Foundation for Medical Education and Research Terms and Conditions