Andrzej Mróz

Learn More
Mantle cell lymphoma (MCL) is a rare aggressive lymphoid neoplasm occurring in about 3-7 % of non-Hodgkin lymphomas in the United States and Europe. Although lymphomas infiltrations are recognized in about half of post-mortem studies, in available literature we found only eight cases of mantle cell lymphoma with renal involvement. Five of them present MCL(More)
The main ideas of the course are based on the works of D. In fact (to the best of my knowledge), S. A. Ovsienko [O] was chronologically rst author considering inations/deations and classications of (weakly positive/critical) unit integral quadratic forms, in the 1970's (probably also A.V. Roiter). Twenty years later these ideas were generalized in [B][BP2](More)
Like many malignancies, the development of colorectal carcinoma (CRC) can be considered as an imbalance between the compromised process of programmed cell death (apoptosis) and excessive, uncontrolled proliferation. Several mutations and epigenetic alterations are acquired during colorectal carcinogenesis. These are responsible for the cell cycle(More)
AIM OF THE STUDY Cyclooxygenase-2 (COX-2) expression has been observed in a substantial percentage of classical adenomas of the large bowel. The aim of the study was to assess and compare the expression of COX-2 in serrated polyps of the colon. MATERIAL AND METHODS One hundred and nineteen serrated polyps were analyzed. There were 83 hyperplastic polyps(More)
INTRODUCTION The aim of the study was to evaluate the impact of sex, age, family history and distal findings on the risk of proximal advanced neoplasia (cancer or advanced adenoma) in the large bowel. MATERIAL AND METHODS Records for 10 111 asymptomatic participants of the Colonoscopy Screening Program (CSP), recruited from the Warsaw region between 2000(More)