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Defecography

A Defecography is a fluoroscopy test of the rectum. It shows rectal emptying and pelvic floor movement. Typical effective dose 1 to 3 (fluoroscopy) or none (MRI) mSv, similar to up to about 1 year of natural background radiation (about 3 mSv a year).

सामान्य स्वास्थ्य जानकारी — यो निदान होइन। आपत्कालमा १०२ मा फोन गर्नुहोस्। सधैं योग्य स्वास्थ्यकर्मीसँग सल्लाह लिनुहोस्।

What it shows

Rectal emptying and pelvic floor movement.

Why it is done

Obstructed defecation, prolapse.

Preparation

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

Radiation & safety

Typical effective dose 1 to 3 (fluoroscopy) or none (MRI) mSv, similar to up to about 1 year 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 to 45 minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.

Sample type

Fluoroscopy

नतिजा व्याख्या गर्न डाक्टरलाई देखाउनुहोस् — एउटै परीक्षणले निदान गर्दैन।

यो कहाँ गर्न सकिन्छ

तपाईंनजिकको हेरचाह

नजिकका सुविधा देखाउन तपाईंको स्थान एक पटक प्रयोग गर्छ। केही सुरक्षित गरिँदैन।

सामान्य प्रश्न

What does a defecating proctogram show?
Rectal emptying and pelvic floor movement.

Why is a defecating proctogram done?
Obstructed defecation, prolapse.

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

Does a defecating proctogram use radiation?
Typical effective dose 1 to 3 (fluoroscopy) or none (MRI) mSv, similar to up to about 1 year 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 defecating proctogram take?
30 to 45 minutes

Defecography किन गरिन्छ?
Obstructed defecation, prolapse.

Defecography का लागि कसरी तयारी गर्ने?
Preparation depends on the study (fasting or bowel preparation). Tell staff if pregnant.

Defecography गर्भावस्थामा सुरक्षित छ?
Typical effective dose 1 to 3 (fluoroscopy) or none (MRI) mSv, similar to up to about 1 year 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.

SI text CC BY 4.0; RadiologyInfo.org (ACR/RSNA) and MedlinePlus linked as references only, no text copied.

स्रोत: SI health summary (own words); decoder imaging pack; RadiologyInfo.org and MedlinePlus as references only

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