Most common cause of liver cirrhosis is?

PGIMER Chandigarh NO - 2015

Medical & Surgical Nursing

Easy

Appeared in: PGIMER Chandigarh NO - 2015

Explanation

Chronic, excessive alcohol consumption is a primary cause of liver cirrhosis, accounting for approximately 48% of cirrhosis-related deaths in the United States.
Alcoholic liver disease progresses through distinct stages: fatty liver (steatosis), alcoholic hepatitis (inflammation and necrosis), and finally, irreversible cirrhosis (fibrosis and nodule formation).
The risk is dose-dependent, with consumption of more than 2 drinks per day for women and more than 3 for men over many years significantly increasing the risk.
In alcoholic liver disease, a characteristic lab finding is an AST to ALT ratio that is typically greater than 2:1.

Option A: Caffeine does not cause liver damage or cirrhosis. Some studies even suggest a hepatoprotective effect.
Option B: Analgesics like acetaminophen are associated with acute liver failure in cases of overdose, not the chronic, progressive scarring characteristic of cirrhosis.
Option C: Sepsis is a systemic infection that can cause acute liver dysfunction or worsen pre-existing liver disease, but it is not a primary cause of developing chronic cirrhosis.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Etiology of Liver Cirrhosis as background academic context rather than a clinical decision trigger.
Nurses play a crucial role in screening patients for alcohol use disorder using tools like the AUDIT-C questionnaire to identify at-risk individuals early.
Patient education is a key nursing responsibility, including counseling on alcohol cessation, nutritional support (especially thiamine and folate), and the importance of vaccinations against Hepatitis A and B to prevent further liver injury.
For patients with established cirrhosis, nurses must diligently monitor for signs of decompensation, such as ascites (measuring abdominal girth), hepatic encephalopathy (assessing mental status), and variceal bleeding (observing for melena or hematemesis).

How to Approach the Question

First, identify the key terms in the question: 'most common cause' and 'liver cirrhosis'. This indicates the question is asking for the leading etiological factor.
This is a factual recall question, requiring knowledge of common liver pathologies.
Systematically evaluate each option's relationship with chronic liver disease.
Recall that alcohol is a well-established hepatotoxin that, with chronic abuse, leads to progressive liver damage.
Eliminate the other options by reasoning: Caffeine is not a cause. Analgesics are linked to acute failure in overdose, not chronic cirrhosis. Sepsis is an acute condition that complicates, but does not primarily cause, cirrhosis.
Conclude that alcohol is the most prevalent cause of cirrhosis among the given choices.

Concept Tested & Keywords

QM0ZvrWPhigEGjF3LpPbv

E6 Medicine Harrison 22e Part 2 p. 612-614

E6 Physiology Guyton 4SAE Part 2A p. 186-188

E6 PATHOLOGY QUICK REVIEWBased on Harsh Mohan Textbook of PATHOLOGY p. 160-162