FRCR 2A Question of Day #3 : Gastrointestinal

FRCR 2A Question of Day #3 : Gastrointestinal 

Question:

A 45-year-old woman from a rural area presents with right upper quadrant pain and a history of exposure to livestock. An ultrasound of the abdomen reveals a well-defined cystic lesion in the liver with internal septations and daughter cysts. What is the most likely diagnosis?

1. Hepatic abscess
2. Simple hepatic cyst
3. Hepatocellular carcinoma
4. Hepatic hydatid disease
5. Cholangiocarcinoma

Correct Answer: Hepatic hydatid disease

Explanation:

Hepatic hydatid disease is caused by infection with the Echinococcus parasite, commonly seen in people with exposure to livestock in rural areas. The liver is the most common site of infection. The classic imaging appearance of hepatic hydatid disease includes:

• Cystic lesi...