Pneumobilia: Difference between revisions
From WikiMD's Wellness Encyclopedia
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{{Infobox medical condition | |||
[[File:PneumoBiliaArrow.png|thumb | | name = Pneumobilia | ||
| image = [[File:PneumoBiliaArrow.png|left|thumb|Pneumobilia as seen on imaging]] | |||
| caption = Pneumobilia indicated by arrows on imaging | |||
| synonyms = [[Aerobilia]] | |||
| field = [[Gastroenterology]] | |||
| symptoms = Often asymptomatic, but may include [[abdominal pain]], [[nausea]], and [[vomiting]] | |||
| complications = [[Cholangitis]], [[biliary colic]] | |||
| onset = Can be acute or chronic | |||
| duration = Variable, depending on underlying cause | |||
| causes = [[Biliary-enteric fistula]], [[endoscopic retrograde cholangiopancreatography]] (ERCP), [[sphincterotomy]], [[biliary stent]] placement | |||
| risks = [[Gallstone disease]], [[peptic ulcer disease]], [[trauma]] | |||
| diagnosis = [[Ultrasound]], [[CT scan]], [[MRI]] | |||
| differential = [[Pneumoperitoneum]], [[portal venous gas]] | |||
| treatment = Address underlying cause, may include [[surgery]] or [[endoscopic]] intervention | |||
| prognosis = Depends on underlying cause and treatment | |||
| frequency = Rare | |||
}} | |||
'''Pneumobilia''' refers to the presence of air within the [[biliary tree]], which is an abnormal finding typically identified through imaging studies such as [[X-ray]], [[ultrasound]], or [[CT scan]]. This condition can be indicative of various underlying pathologies and requires careful evaluation to determine the cause. | '''Pneumobilia''' refers to the presence of air within the [[biliary tree]], which is an abnormal finding typically identified through imaging studies such as [[X-ray]], [[ultrasound]], or [[CT scan]]. This condition can be indicative of various underlying pathologies and requires careful evaluation to determine the cause. | ||
== Causes == | == Causes == | ||
Pneumobilia can result from several different conditions, including: | Pneumobilia can result from several different conditions, including: | ||
* '''[[Biliary-enteric anastomosis]]''': Surgical connections between the bile ducts and the intestines can introduce air into the biliary system. | * '''[[Biliary-enteric anastomosis]]''': Surgical connections between the bile ducts and the intestines can introduce air into the biliary system. | ||
* '''[[Endoscopic retrograde cholangiopancreatography|ERCP]]''': This procedure can introduce air into the biliary tree as a result of instrumentation. | * '''[[Endoscopic retrograde cholangiopancreatography|ERCP]]''': This procedure can introduce air into the biliary tree as a result of instrumentation. | ||
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* '''[[Infection]]''': Certain infections, such as those caused by gas-forming organisms, can lead to pneumobilia. | * '''[[Infection]]''': Certain infections, such as those caused by gas-forming organisms, can lead to pneumobilia. | ||
* '''[[Gallstone ileus]]''': A rare condition where a gallstone erodes into the intestinal tract, potentially allowing air to enter the biliary tree. | * '''[[Gallstone ileus]]''': A rare condition where a gallstone erodes into the intestinal tract, potentially allowing air to enter the biliary tree. | ||
== Diagnosis == | == Diagnosis == | ||
The diagnosis of pneumobilia is primarily made through imaging studies. On an abdominal X-ray, pneumobilia may appear as branching radiolucencies in the right upper quadrant of the abdomen. [[Ultrasound]] may show echogenic foci with posterior acoustic shadowing or reverberation artifacts. [[CT scan]] is highly sensitive and can provide detailed images of air within the biliary tree. | The diagnosis of pneumobilia is primarily made through imaging studies. On an abdominal X-ray, pneumobilia may appear as branching radiolucencies in the right upper quadrant of the abdomen. [[Ultrasound]] may show echogenic foci with posterior acoustic shadowing or reverberation artifacts. [[CT scan]] is highly sensitive and can provide detailed images of air within the biliary tree. | ||
== Clinical Significance == | == Clinical Significance == | ||
While pneumobilia itself is not a disease, it is a sign that warrants further investigation to determine the underlying cause. The presence of air in the biliary tree can be associated with serious conditions that may require medical or surgical intervention. | While pneumobilia itself is not a disease, it is a sign that warrants further investigation to determine the underlying cause. The presence of air in the biliary tree can be associated with serious conditions that may require medical or surgical intervention. | ||
== Management == | == Management == | ||
Management of pneumobilia depends on the underlying cause. If it is due to a benign cause such as a recent ERCP, no treatment may be necessary. However, if it is due to a pathological condition such as a biliary fistula or infection, appropriate medical or surgical treatment is required. | Management of pneumobilia depends on the underlying cause. If it is due to a benign cause such as a recent ERCP, no treatment may be necessary. However, if it is due to a pathological condition such as a biliary fistula or infection, appropriate medical or surgical treatment is required. | ||
== See also == | |||
== | |||
* [[Biliary tract]] | * [[Biliary tract]] | ||
* [[Cholangitis]] | * [[Cholangitis]] | ||
* [[Gallbladder]] | * [[Gallbladder]] | ||
* [[Liver]] | * [[Liver]] | ||
[[Category:Gastroenterology]] | [[Category:Gastroenterology]] | ||
Latest revision as of 15:56, 8 April 2025
Editor-In-Chief: Prab R Tumpati, MD
Obesity, Sleep & Internal medicine
Founder, WikiMD Wellnesspedia &
W8MD medical weight loss NYC and sleep center NYC
| Pneumobilia | |
|---|---|
 | |
| Synonyms | Aerobilia |
| Pronounce | N/A |
| Specialty | N/A |
| Symptoms | Often asymptomatic, but may include abdominal pain, nausea, and vomiting |
| Complications | Cholangitis, biliary colic |
| Onset | Can be acute or chronic |
| Duration | Variable, depending on underlying cause |
| Types | N/A |
| Causes | Biliary-enteric fistula, endoscopic retrograde cholangiopancreatography (ERCP), sphincterotomy, biliary stent placement |
| Risks | Gallstone disease, peptic ulcer disease, trauma |
| Diagnosis | Ultrasound, CT scan, MRI |
| Differential diagnosis | Pneumoperitoneum, portal venous gas |
| Prevention | N/A |
| Treatment | Address underlying cause, may include surgery or endoscopic intervention |
| Medication | N/A |
| Prognosis | Depends on underlying cause and treatment |
| Frequency | Rare |
| Deaths | N/A |
Pneumobilia refers to the presence of air within the biliary tree, which is an abnormal finding typically identified through imaging studies such as X-ray, ultrasound, or CT scan. This condition can be indicative of various underlying pathologies and requires careful evaluation to determine the cause.
Causes[edit]
Pneumobilia can result from several different conditions, including:
- Biliary-enteric anastomosis: Surgical connections between the bile ducts and the intestines can introduce air into the biliary system.
- ERCP: This procedure can introduce air into the biliary tree as a result of instrumentation.
- Biliary fistula: An abnormal connection between the bile ducts and the gastrointestinal tract can allow air to enter the biliary system.
- Infection: Certain infections, such as those caused by gas-forming organisms, can lead to pneumobilia.
- Gallstone ileus: A rare condition where a gallstone erodes into the intestinal tract, potentially allowing air to enter the biliary tree.
Diagnosis[edit]
The diagnosis of pneumobilia is primarily made through imaging studies. On an abdominal X-ray, pneumobilia may appear as branching radiolucencies in the right upper quadrant of the abdomen. Ultrasound may show echogenic foci with posterior acoustic shadowing or reverberation artifacts. CT scan is highly sensitive and can provide detailed images of air within the biliary tree.
Clinical Significance[edit]
While pneumobilia itself is not a disease, it is a sign that warrants further investigation to determine the underlying cause. The presence of air in the biliary tree can be associated with serious conditions that may require medical or surgical intervention.
Management[edit]
Management of pneumobilia depends on the underlying cause. If it is due to a benign cause such as a recent ERCP, no treatment may be necessary. However, if it is due to a pathological condition such as a biliary fistula or infection, appropriate medical or surgical treatment is required.
