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551

Technical Notes

Simple Procedure Patient Preparation Abdominal CT

for in

A

Sjef

H.

J. Ruijs

One of the major in

abdominal

loops

from

of computed

is

pathologic

misinterpreted patients.

problems

disorders

the

structures.

as huge Although

of

Bowel loops ], especially

masses

many

tomography

differentation

are frequently in oncologic

[1

methods

(CT)

intestinal

to obtain

complete

visu-

alization of the digestive tract have been suggested [2], completely satisfactory solution has not yet been achieved. A relatively simple solution of this problem is the following

a

procedure. The evening (at 20.00 tigation, the patient is requested

hr) before the CT investo drink 250 ml of 5%

Gastrografmn

filling

solution.

achieved itself,

by the next the

patient

At the same

cystokinin

(Sincalide,

drug an

another

time,

500

synthetic

Kinevac)

hour

complete

(fig.

1 ).

than

filling

Artifacts

prevented in the usual copan intramuscularly. 1 hr after

minor

5%

of chole-

intravenously peristalsis

of the digestive

in by this

tract

to peristaltic

the administration

is

Gastrografmn

within

waves

way by injecting glucagon However it is imperative

problems

Some patients solution. Lemon Received

AJR

colon

half

can

be

and Busnot to wait

of Sincalide.

Other-

in the distal parts of of the application

technique.

Two

I

ml

is injected

due

the

the examination

octapeptide

wise the contrast is dispersed too much digestive tract. Figure 2 is representative of this

of

before

of 1 ml per 20 kg body weight. brief but effective stimulation of the

causes

longer

One hour

drinks

solution. a dose The

Complete

day.

Department

1 33:551

April

have

dislike the and orange 6, 1979;

accepted

of Roentgendiagnosis,

-552,

September

occurred

with

this

method.

anise taste of the Gastrografmn essences have proved to be an

1 979;

after

revision

State

0361

May

University

-803x/79/

Fig.

1 -Complete

filling

of digestive

1 6. 1979. Hospital,

1 333-0551

Utrecht,

The Netherlands.

$00.00;

© American

Roentgen

Ray Society

tract

with

5%

Gastrografin

solution.

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552

TECHNICAL

acceptable abdominal calide.

disguise. More than half cramps and nausea during The

of Goldstein

suggestion

a 3 mm injection complications have

period proved occurred.

for

This April

procedure 1 979

opinion

we

it improves

was have

started

[3],

in another

to be suitable.

practice

context,

2. Kreel 3.

1 20

1 979

and

examinations.

in abdominal

Goldstein

F:

Potential

pitfalls

in CT.

Submitted

Mali for

WPT, publication

van

50 : 2-1

1 979

using

general

on

gallbladder,

(Proceedings,

the EMI

4, 1977

Symposium

of the

1979

functional

Utrecht,

Excerpta

The

Medica,

and Nether-

in press)

In our CT consid-

REFERENCES DHW,

tomography

J Radio!

Communication,

anomalies

March

Br

September

through Addendum Since

Schonfeld

Computerized

scanner.

Gastrografin JFC,

MD:

purpose acalcubous

No serious

erably.

1 . Angenent

AJR:133,

lands,

in February

performed daily

of the patients had the injection of Sin-

NOTES

Waes

PFGM:

writing

this solution,

manuscript, and

I have

have

begun

stopped using

of T#{233}l#{233}brix 38 (Guerbet), which has no taste. wishes, an orange or lemon flavor is added. mixture

is far superior

to the

Gastrografmn

using

a 5%

the

solution

If the patient I believe this

solution.