Fig. 1From: Lymphnode tuberculosis in a 4-year-old boy with relapsed ganglioneuroblastoma: a case reporta-c STIR cor and Trufisp axial. a Known residual tumor left paravertebral TH10–12 (short arrows) and new tumor manifestation at the level of TH5 left paravertebral (long arrow). b Left hilar lymphadenopathy. c Pulmonary lesion in left lower lobe (short arrow). d-f ADC-maps of the different mediastinal lesions. d known primary tumor. e recurrent tumor. f left hilar lymphadenopathy. g-h Hematoxylin and eosin stains. g High power field of the neuroblastoma-relapse, Schwannian stroma-poor, undifferentiated according to the INPC classification, immunohistochemically positive for nb84a, synaptophysin and CD56, not shown) (HE, bar 100 μm). h Granulomatous lymphadenitis with epithelioid appearance and multinucleated giant cellls (Langhans-type) suspicious of flourishing lymphnode tuberculosis (even without proof of mycobacteria-specific DNA) (HE, bar 200 μm.). Noncaseating granulomaBack to article page