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UPJ obstruction - Symptom

Alternative Names

Ureteropelvic junction obstruction; UP junction obstruction; Obstruction of the ureteropelvic junction

Symptoms:

There may not be any symptoms. When symptoms occur, they may include:

Back or flank pain
Bloody urine (hematuria)
Lump in the abdomen (abdominal mass)
Kidney infection
Poor growth in infants (failure to thrive)
Urinary tract infection, usually with fever
Vomiting

Signs and tests:

An ultrasound during pregnancy may show kidney problems in the unborn baby.

Tests after birth may include:

Kidney anatomy

Reviewed last on: 2/9/2009
Linda Vorvick, MD, Family Physician, Seattle Site Coordinator, Lecturer, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine; Louis S. Liou, MD, PhD, Assistant Professor of Urology, Department of Surgery, Boston University School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

References

Pais VM, Strandhoy JW, Assimos DG. Pathophysiology of urinary tract obstruction. In: Wein AJ, ed. Campbell-Walsh Urology. 9th ed. Philadelphia, Pa: Sauders Elsevier; 2007: chap 37.

Hsu THS, Streem SB, Nakada SY. Management of upper urinary tract obstruction. In: Wein AJ, ed. Campbell-Walsh Urology. 9th ed. Philadelphia, Pa: Sauders Elsevier; 2007: chap 38.

Elder JS. Obstruction of the urinary tract. In: Kliegman RM, Behrman RE, Jenson HB, Stanton BF, eds. Nelson Textbook of Pediatrics. 18th Ed. Philadelphia, Pa: Saunders Elsevier; 2007: chap 540.

Frokiaer J, Zeidel ML. Urinary tract obstruction. In: Brenner BM, ed. Brenner and Rector's The Kidney. 8th ed. Philadelphia, Pa ; Saunders Elsevier; 2007: chap 35.

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