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UTROSCT lacking NCOA1–3 fusions have similar morphology to fusion-positive UTROSCT. A. Case 9 showing corded architecture (H&E, 200x) and calretinin positivity (inset: calretinin IHC, 400x); B. Case 11 showing monotonous cells with round to oval nuclei and a moderate amount of pale eosinophilic cytoplasm (H&E, 400x) and inhibin positivity (inset: inhibin IHC, 400x); C. Case 24 showing sertoliform and retiform architecture (H&E, 100x).
