Inflammation and destruction of bile ducts in the liver, usually due to an autoimmune disease in which the body’s immune system mistakenly attacks healthy tissues.
Essentials of Diagnosis:-
• Symptoms of long standing cholestasis either due to carcinoma head of pancreas or choledo- cholithiasis.
• Serum is negative for mitochondrial antibodies.
-Removal of causative factors are symptomatic treatment.