Morphology of blood and lymphatic vessels in CC. (A) Large vessels (sm-actin (SMA), x100), (B) small vessels (SMA, x200) and (C) microvascular vessels (CD31, x40) in CC. (D) Altered blood vessels with discontinuously hypoplastic smooth muscle cell layer (SMA, x200). (E) Intratumoral compressed lymphatic vessels (D2-40, x200). (F) Lymphatic vessels at the tumor periphery with open lumina (D2-40, x100).