Gall stones in hemolytic anaemia are –
**Core Concept**
In hemolytic anemia, abnormal hemoglobin metabolism leads to an increased bilirubin load, which can precipitate out of solution in the bile, forming pigment stones. These stones are more common in conditions like sickle cell disease, hereditary spherocytosis, and autoimmune hemolytic anemia.
**Why the Correct Answer is Right**
The increased bilirubin load in hemolytic anemia leads to the formation of pigment stones. These stones are composed of bilirubin, calcium, and other minerals. In the bile, bilirubin is converted into insoluble calcium bilirubinate, which precipitates out and forms stones. The presence of these pigment stones can lead to complications like cholangitis and obstructive jaundice.
**Why Each Wrong Option is Incorrect**
* **Option A:** Typically, cholesterol stones are more common in the general population, especially in individuals with a family history of gallstones. They are not specifically related to hemolytic anemia.
* **Option B:** While pigment stones can be seen in primary biliary cirrhosis, this option does not directly relate to the formation of gallstones in hemolytic anemia.
* **Option C:** This option is incorrect because while bilirubin stones can be associated with cirrhosis, the specific context of hemolytic anemia is not mentioned.
**Clinical Pearl / High-Yield Fact**
In patients with hemolytic anemia, it's essential to consider the possibility of pigment stones and perform appropriate imaging studies to rule out gallbladder disease.
**Correct Answer: D. Pigment stones.**