at their point of breakthrough into the vein lumen , many neoplastic cells were immediately covered by a dense platelet aggregate or they were surrounded by numerous polymorph leucocytes ( neutrophils more often than eosinophils ) that stuck to their surfaces and sometimes caused a focal disappearance of the tumour cell plasma membrane at the site of polymorph-tumour cell contact .
C0597032
neoplastic cells
C0032131
tumour cell plasma