Budd-Chiari syndrome is primarily related to which of the following?

Appeared in: NORCET 10 Mains

Explanation

Budd-Chiari syndrome is defined by the obstruction of hepatic venous outflow, which prevents blood from draining out of the liver.
The most common cause is thrombosis (blood clot) in the hepatic veins, leading to blood backup, liver swelling (hepatomegaly), and increased pressure (portal hypertension).
This condition is distinct from diseases of the pancreas, gallbladder, or urinary system.

Option B: This describes pancreatitis, an inflammation of the pancreas, which involves digestive enzymes and abdominal pain but is not primarily a venous obstruction of the liver.
Option C: This describes cholecystitis, an inflammation or infection of the gallbladder, typically caused by gallstones blocking the cystic duct.
Option D: This describes a urinary tract obstruction, which leads to hydronephrosis (swelling of the kidney) and affects the renal system, not the hepatic system.

Clinical Relevance

Nursing practice connection: Knowing Pathophysiology of Budd-Chiari Syndrome helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Nurses must be able to recognize the classic triad of symptoms for Budd-Chiari syndrome: abdominal pain, ascites, and hepatomegaly. Prompt recognition is crucial for early diagnosis and intervention.
Nursing care involves monitoring for complications of portal hypertension, such as bleeding from esophageal varices, managing large-volume ascites through diuretics and paracentesis, and assessing for signs of hepatic encephalopathy.
What if? If a patient with known polycythemia vera suddenly develops acute abdominal pain and ascites, the nurse should have a high index of suspicion for Budd-Chiari syndrome and escalate care immediately, as this underlying blood disorder is a major risk factor.

How to Approach the Question

First, identify the key term in the question stem, which is 'Budd-Chiari syndrome'.
This is a knowledge-based question that requires recalling the definition or primary characteristic of this specific medical condition.
Evaluate each option to see which one correctly defines or is directly associated with Budd-Chiari syndrome.
Option A correctly identifies the obstruction of hepatic veins as the core issue.
Options B, C, and D describe other distinct pathological processes (pancreatitis, cholecystitis, and ureteral obstruction) affecting different organ systems, which can be ruled out as incorrect definitions of Budd-Chiari syndrome.

Concept Tested & Keywords

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E6 Pathology- ROBBINS & COTRAN PATHOLOGIC BASIS OF DISEASE 10TH Ed p. 863-865

E6 Medicine Davidson Principles Practice 24e p. 918-920

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Attempt every question from this paper in a timed mock, then review the full solution for each one.