© 2003 Fellowship of Postgraduate Medicine
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Congenital renal anomaly in a patient with situs inversus
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Horseshoe kidney. The lower poles of the kidney being displaced towards the midline, joined by either functioning renal tissue or a fibrous band.
Incidence is one in 400. It is more commonly found in males at a ratio of 2:1.
Thirty percent of cases are asymptomatic and are identified incidentally. Stasis of urine due to the malrotation of the kidneys, and impaired ureteric drainage result in infection and stone formation.
These are: (1) hypospadiasis; (2) undescended testis; (3) ureteral duplication. Vaginal septation and bicornuate uterus can also be associated with this condition.
Horseshoe kidney was first recognised during a necropsy by DeCarpi in 1521, but Botallo in 1564 provided the first description and illustration of a horseshoe kidney.1 Horseshoe kidneys are believed to result from the median fusion of metanephric tissue due to mechanical forces. However studies have suggested that abnormal fusion of tissue associated with the parenchymatous isthmus of
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- Congenital renal anomaly in a patient with situs inversus
- P Chaturvedi and K Thomas
Postgrad. Med. J. 2003 79: 355.[Extract] [Full Text] [PDF]
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