27 results
Causes of Biliary Dilatation - Differential Diagnosis
 • Physiological: ↑ Age, Cholecystectomy, Opioid dependence, Post-sphincterotomy
 •
Causes of Biliary ... diverticulum, AUPBD • Stones ... : Biliary stone( ... @drkeithsiau #Biliary ... #Dilatation #causes
Diseases of the Biliary Tract
Asymptomatic gallstones - Asymptomatic
Symptomatic gallstones - Biliary pain
Cholesterolosis of gallbladder - Usually
Diseases of the Biliary ... Adenomyomatosis - May cause ... quadrant pain, nausea ... vomiting, fever, Murphy ... quadrant pain, nausea
Elevated Liver Enzymes - Differential Diagnosis Algorithm
Severe ALT > 15x ULN
 • Viral
 • Drugs/Toxins
 •
Differential Diagnosis Algorithm ... Common Bile Duct Stone ... • Biliary stricture ... Differential #Diagnosis #Algorithm ... #Causes
Gallstone Diseases
1. Asymptomatic Stones 75%
2. Biliary Pain 20%
3. Acute Cholecystitis 10%
4. Mirizzi's Syndrome < 0.1%
5. Cholangitis/
Asymptomatic Stones ... Biliary Pain 20% ... differential #diagnosis #causes
Alkaline Phosphatase (ALP) Elevation - Differential Diagnosis Algorithm

ALP:
 - Enzymes that catalyze hydrolysis of organic phosphate
Differential Diagnosis Algorithm ... Intestine - Other causes ... Drugs - Primary biliary ... PSC - Other biliary ... duct stricture/Stones
Common Bile Duct Stone on POCUS

Here’s a similar case in a 70yo F with a remote
Common Bile Duct Stone ... Here’s a similar case ... but there is a stone ... BileDuct #CBD #Stone ... clinical #ultrasound #biliary
Causes of Nephrolithiasis - Differential Diagnosis Algorithm
Radio-opaque - Calcium-containing - 90% of stones
Radiolucent - Non-calcium 10%
Causes of Nephrolithiasis ... Differential Diagnosis Algorithm ... Uric Acid Stones ... Differential #Diagnosis #Algorithm ... #Causes
Causes of Urinary Tract Obstruction - Differential Diagnosis Algorithm
Upper Tract - Bladder NOT distended on ultrasound,
Causes of Urinary ... Differential Diagnosis Algorithm ... carcinoma - Stone ... • Bladder stone ... #Causes #Urology
Twinkle Artifact of CBD stone
"Twinkle artifact" isn't exclusive to urinary stones. Check out this dancing CBD
Artifact of CBD stone ... exclusive to urinary stones ... this dancing CBD stone ... POCUS Can also be caused ... #biliary #clinical
Jaundice - Differential Diagnosis Algorithm
Pre-Hepatic - Unconjugated Hyperbilirubinemia
Increased Production
 • Hemolysis
 • Ineffective Erythropoiesis
 • Hematoma
Decreased
Differential Diagnosis Algorithm ... on Ultrasound Biliary ... Gallstones • Biliary ... Differential #Diagnosis #Algorithm ... #Causes #Hepatology