Biliary ultrasound: Difference between revisions
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==Technique== | |||
*Can use phased array or convex probe | |||
*Look in midclavicular line at Right 11th/12th intercostal spaces or scan anteriorly from Morrison's pouch | |||
==Measurements== | |||
*GB wall is normally <3-4mm | *GB wall is normally <3-4mm | ||
**Measure the ant wall with a short-axis view | **Measure the ant wall with a short-axis view | ||
| Line 5: | Line 10: | ||
***2. Ascites | ***2. Ascites | ||
***3. CHF | ***3. CHF | ||
* | |||
*Gallstones | |||
*Common Bile Duct | |||
**Measure from inner to inner | **Measure from inner to inner | ||
**Normal is up to 4mm to age 40 (add 1mm per decade thereafter) | **Normal is up to 4mm to age 40 (add 1mm per decade thereafter) | ||
*Acalculous cholecystitis | *Acalculous cholecystitis | ||
**GB is >10cm long & >4 cm wide | **GB is >10cm long & >4 cm wide | ||
Revision as of 17:35, 21 September 2013
Technique
- Can use phased array or convex probe
- Look in midclavicular line at Right 11th/12th intercostal spaces or scan anteriorly from Morrison's pouch
Measurements
- GB wall is normally <3-4mm
- Measure the ant wall with a short-axis view
- Causes:
- 1. Acute cholecystitis
- 2. Ascites
- 3. CHF
- Gallstones
- Common Bile Duct
- Measure from inner to inner
- Normal is up to 4mm to age 40 (add 1mm per decade thereafter)
- Acalculous cholecystitis
- GB is >10cm long & >4 cm wide
See Also
Source
Sonoguide