Final week of renal! . Severe hydronephrosis secondary to congenital obstruction (arrow) to the pelvi ureteric junction in a female aged 2 years:.
Cystic dysplasia of kidneys andatresia of ureters in a female who died 11/2hours after birth. (Dysplasia here meansabnormality of tissue differentiation ormaldevelopment, not a precancerouscondition.)
Bilateral hydroureter(megaloureter) and renal dysplasia in a maleaged 10 months with stenosis of the lowerends of both ureters.
Early adult type polycysticdisease of the kidneys in a woman aged 33who died of a ruptured berry aneurysm of theright middle cerebral artery.
Acute suppurativepyelonephritisand thrombophlebitis in a woman aged 67 whodied of staphylococcal septicaemia. Multiplelung abscesses were also present.
Chronic pyelonephritisprobablyassociated with vesico-ureteral reflux Clubbing of the calyces(arrows) is well shown.
Chronic pyelonephritis. Note large calyx(blue arrow) and cortical atrophy (red arrow).
Severe chronic pyelonephritiswith asymmetrical renal contraction in ahypertensive uraemic woman aged 34. Noteagain the clubbing of the minor calyces(arrows).
Tuberculouspyelonephritis andureteritis. Note the characteristic thickening ofthe wall of the ureter (arrows). Patients withisolated TB of the kidney present with painlesshaematuria.
Interstitial nephritis. Allergic reaction tooral anticoagulant. Note architectural integritybut separation of elements by an inflammatorycell infiltrate.