Continuing to drink after a cirrhosis diagnosis accelerates every dangerous aspect of the disease. Your liver is already scarred and struggling to function, and alcohol pushes it toward failure faster, increasing your risk of internal bleeding, kidney shutdown, brain dysfunction, life-threatening infections, and death. One retrospective study published in Internal Medicine found that patients with alcohol-related cirrhosis who kept drinking had a five-year survival rate of about 51%, compared to 67% for those who stopped. That gap widened further at the six-year mark.
How Alcohol Damages a Liver That’s Already Scarred
A healthy liver can regenerate after minor injury. A cirrhotic liver cannot. The scar tissue has already replaced too much functional tissue, and the organ’s internal blood flow is compromised. When you keep drinking, alcohol triggers a cycle of inflammation that drives even more scarring.
Here’s what happens at a cellular level: alcohol activates immune cells inside the liver, switching them into an aggressive inflammatory mode. These cells release a flood of inflammatory signals that attract more immune cells from the bloodstream. The result is a self-reinforcing loop of inflammation, cell death, and scar formation. Dying liver cells get consumed by immune cells, which only makes them more inflammatory. Meanwhile, specialized cells in the liver start producing collagen at high rates, laying down dense scar tissue that replaces what little working liver tissue remains. If drinking continues, this chronic inflammation and sustained scarring progressively substitute the liver’s functional tissue with scar tissue, severely compromising its internal blood vessel structure.
The Bleeding Risk Gets Worse
Scar tissue blocks normal blood flow through the liver, forcing blood to reroute through smaller veins that weren’t built for the pressure. This is portal hypertension, and it causes veins in the esophagus and stomach to swell like overfilled balloons. These swollen veins, called varices, can rupture without warning and cause massive, life-threatening bleeding.
The Mayo Clinic notes that the risk of variceal bleeding is “far greater” for people who continue to drink, especially when the underlying liver disease is alcohol-related. Higher portal vein pressure means higher bleeding risk, and alcohol directly worsens that pressure. A variceal bleed is a medical emergency. Many patients who experience one don’t survive it.
Your Brain Starts to Fail
A working liver filters toxins from your blood. When cirrhosis knocks out that filtering ability, toxins like ammonia build up in the bloodstream and cross into the brain. This condition, hepatic encephalopathy, is one of the most feared complications of advanced liver disease.
It starts subtly. Early signs include mood changes, anxiety, depression, sleep problems, and a shortened attention span. These symptoms are frequently misdiagnosed as psychiatric conditions. As it progresses, you may develop confusion, disorientation, slurred speech, and a characteristic flapping tremor of the hands. In the most severe cases, patients stop responding to the world around them and slip into a coma that can be fatal.
Cirrhosis also creates shortcuts in your circulatory system where blood bypasses the liver entirely and flows directly into general circulation without being cleaned. This portal-systemic shunting means toxins reach the brain in even higher concentrations. PET imaging studies of cirrhotic patients have confirmed significantly increased ammonia uptake and metabolism in the brain, even in those with only mild encephalopathy. Continuing to drink accelerates the liver damage that makes all of this worse.
Kidney Failure Becomes More Likely
Hepatorenal syndrome is a type of kidney failure caused by end-stage liver disease. As cirrhosis worsens, changes in blood flow through the abdomen cause the kidneys to receive less and less blood. At the same time, the systemic inflammation and oxidative stress from ongoing liver damage directly injure the kidneys.
Alcohol and its breakdown products make this worse by further dysregulating immune signaling and activating inflammatory pathways throughout the body. Research suggests that acute alcohol-related hepatitis, which is common in people still drinking with cirrhosis, accelerates portal hypertension through rapid liver cell dysfunction. This inflammatory environment, combined with conditions that reduce blood flow to the kidneys, makes hepatorenal syndrome especially likely in active drinkers. Patients who develop it often require dialysis and have very poor outcomes.
Infections Your Body Can’t Fight
Cirrhosis cripples your immune system at the same time it creates perfect conditions for dangerous infections. One of the most common is spontaneous bacterial peritonitis, an infection of the fluid that accumulates in the abdomen (ascites). In people with liver disease, bacteria overgrow in the intestines, and structural changes like vascular congestion and swelling allow those bacteria to leak through the gut wall into the abdominal fluid. Normally, the immune system would catch and destroy them. But cirrhosis suppresses immune function, letting the infection take hold.
Alcohol worsens gut permeability on its own, making bacterial leakage more likely. It also further suppresses the immune response. Spontaneous bacterial peritonitis carries a high mortality rate even with treatment, and each episode of infection puts additional stress on an already failing liver.
Acute-on-Chronic Liver Failure
Perhaps the most dangerous short-term risk of continued drinking is triggering acute-on-chronic liver failure, or ACLF. This is a sudden, severe deterioration in someone with existing cirrhosis that leads to multiple organ failure and high short-term mortality. Think of it as the liver hitting a breaking point where one more insult causes a cascading collapse.
Alcohol is one of the leading causes of ACLF worldwide. Globally, it ranks alongside bacterial infection and gastrointestinal bleeding as a top trigger, and it’s the primary precipitating event in parts of East Asia and North America. Acute alcoholic hepatitis, the intense liver inflammation from a bout of heavy drinking, was identified as the major non-infectious cause of acute deterioration in multiple large studies, serving as the precipitating event in 24% to 45% of ACLF cases depending on the study population. ACLF can involve the failure of multiple organs simultaneously, including the liver, kidneys, brain, and circulatory system.
It Takes You Off the Transplant List
For people with end-stage cirrhosis, a liver transplant may be the only path to survival. But active drinking makes you ineligible. Most transplant centers require at least six months of complete abstinence from alcohol and illicit substances before you can be listed. You also need to demonstrate that you’ve addressed the underlying substance use issues and are at low risk of relapse.
If you’re evaluated and found to still be drinking or to have unresolved substance use concerns, your candidacy is deferred. That means you’re sent back to meet specific requirements before you can even be reconsidered. In a disease where time matters enormously, every month spent unable to qualify for a transplant is a month your liver continues to deteriorate. Some patients never make it back to the list.
What Stopping Actually Does
Cirrhosis isn’t reversible. The existing scar tissue stays. But stopping alcohol removes the single biggest driver of ongoing damage, and the difference in outcomes is real. In the study comparing abstainers to continued drinkers, the survival curves told a clear story: at one year, 91% of those who quit were alive compared to 68% of those who kept drinking. By five years, the gap had settled at 67% versus 51%. The liver can’t heal its scars, but it can stabilize. Inflammation drops, the remaining healthy tissue functions better, and the risk of catastrophic complications like variceal bleeding, ACLF, and hepatorenal syndrome decreases meaningfully.
Stopping also reopens the door to a transplant if one becomes necessary. It improves nutrition, immune function, and brain clarity. For many people with cirrhosis, quitting alcohol is the single most impactful medical intervention available.