Sialogram

What it shows

Salivary duct stones or narrowing.

Why it is done

Recurrent salivary gland swelling.

Preparation

Preparation depends on the study (fasting or bowel preparation). Tell staff if pregnant.

Radiation & safety

Typical effective dose 0.1 to 0.5 mSv, similar to about 2 weeks to 2 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.

How long it takes

30 minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.

Sample type

Fluoroscopy

यह कहाँ कराएँ

सामान्य प्रश्न

What does a sialography show?
Salivary duct stones or narrowing.

Why is a sialography done?
Recurrent salivary gland swelling.

How do I prepare for a sialography?
Preparation depends on the study (fasting or bowel preparation). Tell staff if pregnant.

Does a sialography use radiation?
Typical effective dose 0.1 to 0.5 mSv, similar to about 2 weeks to 2 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.

How long does a sialography take?
30 minutes

Sialogram क्यों किया जाता है?
Recurrent salivary gland swelling.

Sialogram के लिए कैसे तैयारी करें?
Preparation depends on the study (fasting or bowel preparation). Tell staff if pregnant.

Sialogram गर्भावस्था में सुरक्षित है?
Typical effective dose 0.1 to 0.5 mSv, similar to about 2 weeks to 2 months of natural background radiation (about 3 mSv a year). Tell staff if you are or might be pregnant; the benefit usually outweighs the small risk, and shielding or alternatives can be considered.