1.Cholesterol Stones-found it 80% of cases,caused by:
-excess cholesterol in bile
-decreased bile sals
2.Pigment Stones-affecting 20% of cases.Exist:
-black pigment tones do to chronica haemolysis
-brown pigment stones due to stagnation of bile in common bile duct.
Prezentation (Symptoms):
The majority of cases (80%) are asymptomatic.
Can appear obstruction of cystic duct (biliary pain or cholecystitis) and obstraction of common bile duct: pain,jaundice,cholangititis.
It does not cause fatty dyspepsia and it is not more common in fatty,fertile,fair,female above 40 years old.
Treatment:
Treatment of cholecystitis :medical treatment irst and then cholecystectomy.
Treatment of biliary pain: analgesics.
Treatment of obstructiv jaundice: need stone removal.
Treatment of cholangitis: by antimicrobials.
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