A 64-year-old patient has been referred to planned hospitalization for general weakness, poor appetite, progressive jaundice which appeared over 3 weeks ago and wasn’t accompanied by pain syndrome. Objectively: body temperature is at the rate of 36,8oC, Ps-78/min, abdomen is soft and painless, the symptoms of peritoneal irritation are present, palpation reveals a dramatically enlarged, tense gallbladder. What disease are these symptoms typical for?