Segmental renal hypoplasia (also known as the Ask-Upmark kidney) is a type of renal hypoplasia. It is often found in young females with severe hypertension. The aetiology is unknown but has been postulated to be congenital or a sequelae of pyelonephritis. It is associated with severe juvenile hypertension.
May show a thin cortex with calyceal clubbing and narrowing of the infundibulum.
- 1. Rosenfeld JB. Cohen L. Garty I. Ben-Bassat M: Unilateral renal hypoplasia with hypertension. BMJ 1973: 2, 217-218.
- 2. Babin J, Sackett M, Delage C et-al. The Ask-Upmark kidney: a curable cause of hypertension in young patients. J Hum Hypertens. 2005;19 (4): 315-6. doi:10.1038/sj.jhh.1001822 - Pubmed citation
- 3. Himmelfarb E, MD. Rabinowitz JG, MD. Parvey L, MD et al : Tha ask Upmark kidney, Roentgenographic and pathological featurs: AM J Dis Child vol 129. Dec 1975.