Which of the following is an absolute contraindication of IVP? [AI 92,96]
D) Allergy to drug
IVP relies on the glomerular filtration of sodium diatrizoate (Urografin or Niopam 370) which is allergenic. In the presence of history of allergy to the drug, the procedure is contraindicated.
Excretory urography should be cautiously performed in [AI 91]
A) Multiple myeloma
IVP is contraindicated in patient with multiple myeloma as ARF may be precipitated.
The amount of I131 used for thyroid scan is:
D. 5 microcuries
Renal GFR can be estimated by: [AI 95, UP 95]
Tc99m DTPA (Diethyl Triamene Penta Acetic acid)
- freely filtered, neither secreted nor reabsorbed
Chemotherapeutic agent of choice in Ca pancreas:
B. 5-FU
it acts as radio sensitizing agent
X-ray view for supraorbital fissure is:
Caldwell view
Stryker view is used in shoulder joint to visualize:
Recurrent subluxation
The number of carpal bones seen in a radiograph of an infant is:
C. 0
- In newborns, carpals bones normally not ossified, so radiographic evaluation of feet more helpful
- After neonatal period, hands may be most helpful in determining bone age
"Erlenmeyer flask" appearance is seen in
C. Gaucher's disease
also seen in ???
- Craniometaphyseal dysplasias
- Haemoglobinopathies
thalassemia
sickle cell disease
- Osteopetrosis
- Niemann-Pick disease
- Gaucher disease
[@CHONG]
Beheaded Scottish terrier sign is seen in:
B. Spondylolisthesis
It is seen in oblique view [JIPMER 90]
Water lily sign is found in:
D. Hydatid cyst of lung
- also k/a Lily-pad sign, sign of the Camalote
True regarding hydatid cyst of the lung in a chest X-ray:
C. Calcification is rare
Hydatid cyst - smooth, spherical and homogenous density in X-ray chest
- Seldom any significant reaction in the surrounding lung, so calcification is rare
- Rupture and infection may occur
"Champagne glass" pelvis is seen in
Achondroplasia
What are the applications of CT scan and MRI?
CT scan -
- Bone injuries
- Intracranial hemorrhages (non contrast)
- Lung and Chest imaging - Bronchiectasis, Pulmonary embolism