Fig. 3

Pathological and immunochemical findings showed tumor progress and developed into PAIS. a, b, c First post-operative pathology d, e, f Second post-operative pathology. HE staining: (a, d) CD34 (b, e) Ki-67 (c, f)
Pathological and immunochemical findings showed tumor progress and developed into PAIS. a, b, c First post-operative pathology d, e, f Second post-operative pathology. HE staining: (a, d) CD34 (b, e) Ki-67 (c, f)