US renal (summary)

Dr Jeremy Jones et al.

Ultrasound renal, also called ultrasound kidneys, is one of the tests that is commonly used in the assessment of acutely unwell patients. It is particularly useful in patients who have renal dysfunction or in those who renal tract infection or obstruction is suspected.

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  • indications
    • acute or chronic renal dysfunction
    • acute renal failure
    • loin pain
    • suspected renal tract infection
    • suspected renal tract obstruction
  • important pathology
    • renal calculi
    • renal tract obstruction and hydronephrosis
    • renal tract infection
  • benefits
    • quick and accessible
    • no radiation
  • limitations
    • operator dependent
    • large patients can be challenging to image with ultrasound
  • procedure
    • performed with a filled bladder
      • distension of the bladder allows assessment of the wall
    • patient scanned supine
      • oblique and lateral positions may be used during the study
  • similar tests
    • US abdomen
      • the whole abdomen is imaged
      • performed following a fast to allow gallbladder assessment
    • US pelvis
      • exclusively for female patients
      • performed with full bladder
      • uterus, ovaries and adnexa
      • can be performed TA (transabdominal) or TV (transvaginal)

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Article Information

rID: 50510
System: Urogenital
Synonyms or Alternate Spellings:

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Cases and Figures

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    Case 1: pyelonephritis
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    Ureteric jet is s...
    Case 2: vesico-ureteric junction stone
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    Case 3: left ureteric calculus
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    An enlarged right...
    Case 4: hydronephrosis due to ureterolithiasis
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    Case 5: renal cell carcinoma
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