Contents:
Urological Injuries
Urological Trauma is easily overlooked, with the potential for serious
long term disability.
RENAL TRAUMA
Suspect in all cases with haematuria, or bruising in the region of the
renal angles. Macroscopic haematuria is an indication for urgent IVP/CT
with contrast, unless the bleeding is suspected to be coming from the lower
urinary tract e.g. with pelvic injuries. Persistent microscopic haematuria
should be investigated semi-urgently with IVP. All stable patients with
macroscopic haematuria who are going to have a laparotomy should have an
IVP prior to surgery; it is very difficult to assess the kidney lying in
a large haematoma at operation, and most should be left undisturbed, there
are a small number who have renal devascularisation, and the only hope for
preservation is prompt diagnosis and treatment. Some patients with renal
devascularisation will have minor or absent haematuria and the diagnosis
is suspected on the basis of loin tenderness and the severity of injury
to surrounding structures, such as the ribs, transverse processes, liver
or spleen.
The indications for imaging the renal tract following blunt trauma are:
- Macroscopic haematuria
- Microscopic haematuria in a patient who has been shocked
- Microscopic haematuria in patient under 16 years
URETERIC INJURIES
Can occur in association with blunt or penetrating loin trauma They are
rare.
BLADDER INJURIES
Is frequently injured in association with pelvic fractures. 500 ml of
urograffin run into the catheter with biplanar views will readily show such
injuries. This investigation should be performed on all patients with pelvic
fracture and macroscopic haematuria.
URETHRAL INJURIES
Are suspected with blood at the urethral meatus and the history of an
'astride' injury, or pubic disruption. The bladder may be seen to sit high
in the pelvis on X-Ray. If the diagnosis is suspected, urgent urethrography
is required prior to the insertion of a urethral catheter.
(visit see our trauma xray
collection for examples)
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