Posology : מינונים

4.2 Posology and method of administration

Posology
Dosage and rate of administration may vary depending on the clinical question, the technique to be employed, the body area to be examined, the instrumentation, as well as on the age, body size, cardiac output and patient’s clinical conditions

Formulation
Indication                                             Proposed dosages mg (iodine)/ml
Adults:                50-150 ml
Newborns:              3-4.8 ml/kg
Intravenous urography               300, 350, 400      Infants < 1 year:      2.5-4 ml/kg Paediatric patients
1-2.5 ml/kg
> 1 years:
10-100 ml, repeat as
Adults:                necessaryb
Peripheral phlebography             300
(10-50 ml upper extremities;
50-100 ml lower extremities)
Adults:                50-200 ml
CT brain                            300
Paediatric patientsa
Adults:                100-200 ml
CT body                             300, 350, 400
Paediatric patientsa
Cavernosography                     300                Adults:                up to 100 ml Adults:                100-250 ml
Intravenous DSA                     300, 350, 400
Paediatric patientsa
CONVENTIONAL ANGIOGRAPHY
Arteriography of upper
300, 350                   Adultsb extremities
Arteriography of pelvis and
300, 350, 400              Adultsb lower extremities
Abdominal arteriography     300, 350, 400              Adultsb
Arteriography of descending
300, 350                   Adultsb aorta
Pulmonary angiography       300, 350, 400              Adults:                up to 170 ml Cerebral angiography        300, 350                   Adults:                up to 100 ml Paediatric arteriography    300                        Paediatric patients:   up to 130 mla Interventional              300, 350, 400              Adultsb
Paediatric patientsa
INTRAARTERIAL DSA
30-60 ml for general view;
Adults:                5-10 ml for selective
Cerebral                            300, 350 injections
Paediatric patientsa
20-25 ml (aorta) repeat as
Thoracic                            300                Adultsb:               necessary, 20 ml (bronchial arteries)
Adultsc
Aortic arch                         300, 350
Abdomen                           300                  Adultsc
Aortography                       300, 350             Adultsc
Translumbar aortography           300                  Adultsb
Peripheral arteriography          300                  Paediatric patientsa 10-30 ml for selective
Adults:
Interventional                    300                                         injections up to 250 ml Paediatric patientsa
Adultsb
Angiocardiography                 300, 350, 400
Paediatric patients:   3-5 ml/kg
Conventional selective                                                        4-10 ml per artery, repeat as 300, 350, 400        Adults: coronary arteriography                                                        necessary ERCP                              300                  Adults:                up to 100 ml Arthrography                      300, 350             Adults:                up to 10 ml per injection Hysterosalpingography             300, 350             Adults:                up to 35 ml Fistulography                     300, 350, 400        Adults:                up to 100 ml Discography                       300                  Adults:                up to 4 ml Galactography                     300, 350, 400        Adults:                0.15-1.2 ml per injection Dacryocystography                 300, 350, 400        Adults:                2.5-8 ml per injection Sialography                       300, 350, 400        Adults:                1-3 ml per injection Retrograde cholangiography        300, 350             Adults:                up to 60 ml Retrograde ureterography          300                  Adults:                20-100 ml Retrograde pyelography            300                  Adults:                10-20 ml per injection a
According to body weight and age.
b
Do not exceed 250 ml. Single injection volume depends on the vascular area to be examined.
c
Do not exceed 350 ml.

In elderly patients the lowest effective dose should be used.
Dietary advice - If not otherwise recommended by the physician, a normal diet and adequate fluid intake is maintained during the day preceding the examination. However, patients should avoid eating during the two hours preceding the X-ray examination.