Liver and Biliary Pathology Practice Questions

Q: A 40-year-old woman dies after a long history of an illness characterized by dyspnea, orthopnea, hepatomegaly, distended neck veins, and peripheral edema. The cut surface of the liver as it appears at autopsy is shown in the image. Which of the following disorders is the most likely cause of these findings?

Right-sided heart failure. ***Right-sided heart failure*** - The clinical presentation of **dyspnea, orthopnea, hepatomegaly, distended neck veins, and peripheral edema** represents classic signs of **congestive heart failure** with systemic venous congestion. - The liver findings show **chronic passive hepatic congestion** (nutmeg liver appearance) with **centrilobular congestion and necrosis**, pathognomonic for right-sided heart failure causing hepatic venous congestion. *Chronic alcoholism* - Would typically present with **hepatic steatosis** progressing to **alcoholic hepatitis** and eventually **cirrhosis** with regenerative nodules. - Lacks the **centrilobular congestion pattern** and **nutmeg appearance** seen in cardiac hepatopathy; patients would have history of alcohol abuse rather than heart failure symptoms. *Diabetes mellitus* - Associated with **non-alcoholic fatty liver disease (NAFLD)** showing **macrovesicular steatosis** without the congestion pattern. - Does not cause the **systemic venous congestion** signs like distended neck veins and peripheral edema; hepatomegaly would be due to fatty infiltration, not congestion. *Niemann-Pick disease* - A **lysosomal storage disorder** characterized by **foamy lipid-laden macrophages** (Niemann-Pick cells) in liver and other organs. - Typically presents in **infancy or childhood** with hepatosplenomegaly and neurological symptoms, not adult-onset heart failure with venous congestion.

Q: All of the following are true regarding epithelioid hemangioendothelioma except?

Most common in males. **Explanation:** **Epithelioid Hemangioendothelioma (EHE)** is a rare vascular neoplasm of intermediate malignancy, falling between a benign hemangioma and a highly aggressive angiosarcoma. 1. **Why Option A is the correct answer (The Exception):** Unlike many other primary liver tumors, EHE shows a distinct **female preponderance** (Female:Male ratio of approximately 3:1). Therefore, the statement that it is "most common in males" is incorrect. 2. **Analysis of other options:** * **Option B (Liver Transplant):** EHE is unique because, despite being a malignant tumor that is often multicentric or metastatic at presentation, it has a relatively indolent course. Liver transplantation is considered a standard and effective treatment of choice for unresectable cases, showing excellent long-term survival rates. * **Option C (Vinyl Chloride):** While more classically associated with hepatic Angiosarcoma, exposure to vinyl chloride, oral contraceptives, and asbestos has also been implicated in the pathogenesis of EHE. * **Option D (Factor VIII Staining):** Since EHE is a tumor of endothelial origin, it expresses vascular markers [1]. **Factor VIII-related antigen**, CD31, and CD34 are used immunohistochemically to confirm the diagnosis [1]. **NEET-PG High-Yield Pearls:** * **Characteristic Histology:** Features "epithelioid" endothelial cells with intracytoplasmic vacuoles (containing RBCs) and a myxoid/sclerotic stroma. * **Molecular Marker:** The **WWTR1-CAMTA1** gene fusion is a highly specific diagnostic marker for EHE. * **Radiology:** Often presents as peripheral subcapsular nodules that may cause "capsular retraction." **References:** [1] Kumar V, Abbas AK, et al.. Robbins and Cotran Pathologic Basis of Disease. 9th ed. Diseases of Infancy and Childhood, pp. 527-528.

Q: Budd-Chiari syndrome occurs in association with which of the following?

All of the above. **Explanation:** **Budd-Chiari Syndrome (BCS)** is a clinical triad of abdominal pain, ascites, and hepatomegaly caused by the obstruction of hepatic venous outflow [1]. This obstruction can occur at any level from the small hepatic veins to the junction of the inferior vena cava (IVC) with the right atrium. The underlying pathophysiology is almost always related to a **hypercoagulable state** (thrombophilia). 1. **Antithrombin III deficiency (Option A):** Antithrombin is a natural anticoagulant. Its deficiency leads to an unchecked coagulation cascade, significantly increasing the risk of venous thrombosis, including the hepatic veins. 2. **Protein C deficiency (Option B):** Protein C (along with Protein S) acts to inactivate Factors Va and VIIIa. A deficiency removes this "brake" on the system, leading to a prothrombotic state. 3. **Oral Contraceptive (OCP) use (Option C):** Estrogen in OCPs increases the plasma concentration of clotting factors and decreases anticoagulant levels. OCP use is a well-documented acquired risk factor for BCS, especially in women with underlying genetic predispositions [1]. Since all three conditions promote thrombosis, **Option D (All of the above)** is the correct answer. **High-Yield Clinical Pearls for NEET-PG:** * **Most common cause:** Polycythemia Vera (Myeloproliferative neoplasms) is the most frequent underlying cause of BCS. * **Nutmeg Liver:** Chronic venous congestion leads to a characteristic "nutmeg" appearance of the liver (centrilobular congestion and necrosis) [1]. * **Caudate Lobe Hypertrophy:** Because the caudate lobe has independent venous drainage directly into the IVC, it often undergoes compensatory hypertrophy in BCS. * **Clinical Presentation:** Patients typically present with the triad of **hepatomegaly, ascites, and abdominal pain.** **References:** [1] Kumar V, Abbas AK, et al.. Robbins and Cotran Pathologic Basis of Disease. 9th ed. Liver and Gallbladder, pp. 869-870.

Question 1

Non-alcoholic steatohepatitis is seen in all, except:

Accepted Answer

Gallstone disease

Answer

Diabetes

Answer

Obesity

Answer

Hypertriglyceridemia

Question 2

All are features of hepatocellular carcinoma, except?

Accepted Answer

Not common in Asian populations

Answer

Liver biopsy is diagnostic

Answer

Raised titre of HBV and HCV antibodies

Answer

Fibrolamellar type has a good prognosis

Question 3

The hepatotoxic octapeptides of Amanita phalloides usually produce which of the following types of liver injury?

Accepted Answer

Massive hepatic necrosis

Answer

Centrilobular zonal necrosis

Answer

Periportal injury

Answer

Granuloma formation in liver

Question 4

A 40-year-old woman dies after a long history of an illness characterized by dyspnea, orthopnea, hepatomegaly, distended neck veins, and peripheral edema. The cut surface of the liver as it appears at autopsy is shown in the image. Which of the following disorders is the most likely cause of these findings?

Accepted Answer

Right-sided heart failure

Answer

Chronic alcoholism

Answer

Diabetes mellitus

Answer

Niemann-Pick disease

Question 5

A 24-year-old patient presented with unexplained weight loss and fever. Routine examinations showed elevated liver function tests. USG showed a growth in the liver which was confirmed as fibrolamellar carcinoma of the liver. What is NOT true about fibrolamellar carcinoma of the liver?

Accepted Answer

AFP levels > 1000

Answer

More common in females

Answer

It occurs in younger individuals

Answer

Better prognosis than hepatocellular carcinoma

Question 6

Which of the following zones of the liver lobule is more prone to ischemia?

Accepted Answer

Centrilobular zone

Answer

Periportal

Answer

Midzonal parenchyma

Answer

All zones are affected equally

Question 7

What differentiates chronic persistent hepatitis from chronic active hepatitis?

Accepted Answer

Liver biopsy

Answer

Anti-smooth muscle antibody (Anti-SM)

Answer

C-reactive protein (CRP)

Answer

Autoantibodies

Question 8

Alcoholic hyaline in alcoholic liver disease is composed of?

Accepted Answer

Eosinophilic intracytoplasmic inclusions

Answer

Lipofuscin

Answer

Basophilic intracytoplasmic inclusions

Answer

Hemozoin

Question 9

All of the following are true regarding epithelioid hemangioendothelioma except?

Accepted Answer

Most common in males

Answer

Liver transplant is treatment of choice

Answer

Associated with vinyl chloride

Answer

Factor VIII staining is used for diagnosis

Question 10

Budd-Chiari syndrome occurs in association with which of the following?

Accepted Answer

All of the above

Answer

Antithrombin deficiency

Answer

Protein C deficiency

Answer

Oral contraceptive use

Liver and Biliary Pathology — MCQs

Liver and Biliary Pathology — MCQs

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