Kaori Yoshimura, Yukinobu Ito, Mina Suzuki, Masafumi Horie, Takumi Nishiuchi, Yukako Shintani-Domoto, Kazuyoshi Shigehara, Hiroko Oshima, Masanobu Oshima, Akiteru Goto, Takayuki Nojima, Tsuzuki Toyonori, Atsushi Mizokami, Hiroko Ikeda, Daichi Maeda
Nephrogenic adenoma (NA) is an epithelial lesion that usually occurs in the mucosa of the urinary tract. Rare cases of deep infiltrative or perinephric lesions have also been reported. Recently, NA with characteristic fibromyxoid stroma (fibromyxoid NA) has been proposed as a distinct variant. Although shedding of distal renal tubular cells due to urinary tract rupture has been postulated as the cause of NA in general, the mechanism underlying extraurinary presentation of NA and fibromyxoid stromal change in fibromyxoid NA remains unknown...
January 30, 2024: Pathology International