...J. Aneiros; M. Camara; F. O’;Valle; T. Alvaro; N. Navarro We report a case of vascular leiomyoma of the bladder in a 62-year-old man. To our knowledge, this is the first ultrastructural study published on vascular leiomyoma of the bladder. The tumoral cells reproduced the smooth muscle cells...

...J.L. Mijan; J.A. Aneiros; F. O’Valle; A. Zuloaga; J.L. Martinez; M. Camara The ultrastructural change in rat kidneys was analyzed after intraperitoneal injection of oxalic acid. This study demonstrates fundamental alterations in the epithelial cells of the proximal convoluted tubules (PCT). At 8 h...

... have studied a patient who underwent this type of surgery over 27 years ago. Besides an important secretive adaptation we have found, at the ultrastructural level, that the monolayered epithelium does not show signs of true metaplasia and that changes had occurred in the intercellular junctions, namely...

...Hubert John; Dieter Hauri; Urs Bangerter; Ahmad Elbadawi Objective: To investigate the ultrastructure of the trigonal muscle (= superficial trigone), relate it to normal function, and identify any changes it may undergo in voiding dysfunction. Materials and Methods: 20 men (median age 67 years...