Hepatitis C usually doesn’t look like anything at all. Most people with acute or chronic hepatitis C have no visible symptoms, and the World Health Organization notes that chronic infections often go undiagnosed for decades because they remain completely silent until serious liver damage has already occurred. When the virus does produce visible signs, they range from subtle changes in skin and eye color to distinctive skin conditions and, in advanced stages, small spider-like marks on the skin and a visibly swollen abdomen.
Why Most People Never See Symptoms
Hepatitis C is sometimes called a “silent” infection for good reason. Acute infections are usually asymptomatic, and even when symptoms do occur, most people don’t notice anything in the first weeks after exposure. The CDC puts it plainly: many people with acute or chronic hepatitis C do not look or feel sick and don’t know they are infected.
This is why the CDC recommends that all adults 18 and older get screened at least once in their lifetime, and that all pregnant women get tested during each pregnancy. You can also request a test at any time regardless of whether you have risk factors. The infection is detectable through blood tests long before it ever becomes visible on your body.
Jaundice: Yellow Skin and Eyes
The most recognizable visual sign of hepatitis C is jaundice, a yellow tint to the skin and the whites of the eyes. This happens when the liver can’t properly process bilirubin, a yellow pigment produced when old red blood cells break down. A healthy liver filters bilirubin out of the blood, but an inflamed or damaged liver lets it build up. Jaundice becomes visible when bilirubin levels climb to two to three times the normal range.
The yellowing tends to show up first in the whites of the eyes and then spreads to the face and body. In people with darker skin tones, jaundice may be easier to spot in the eyes, the palms of the hands, or the soles of the feet rather than on the face or arms.
Changes in Urine and Stool
Before jaundice becomes obvious on the skin, many people notice changes in the bathroom. Urine may turn noticeably darker, sometimes described as cola-colored or deep amber. Stool can go the opposite direction, becoming clay-colored, pale, or gray. Both changes reflect the same underlying problem: bilirubin and bile pigments aren’t flowing through the digestive system normally. These shifts can develop gradually over weeks or months, which makes them easy to dismiss.
Skin Conditions Linked to Hepatitis C
Hepatitis C can trigger skin problems that go well beyond jaundice. These aren’t caused directly by liver damage but by the virus’s effect on the immune system and other metabolic processes.
Porphyria Cutanea Tarda
This is the most common skin condition associated with hepatitis C. It causes the skin to become unusually fragile, bruising and blistering easily, particularly on sun-exposed areas like the backs of the hands. The blisters can fill with blood. Over time, patches of skin may darken or lighten, and some people develop increased facial hair growth. The condition results from a disruption in how the body produces heme, a component of hemoglobin, and hepatitis C is one of the most common triggers.
Lichen Planus
Lichen planus produces flat-topped, purplish, intensely itchy bumps, most often on the inner wrists, forearms, and ankles. The bumps have a distinctive angular or polygonal shape. Lichen planus can also appear inside the mouth as white, lacy patches, and it may affect the scalp, nails, or genital area. The condition is driven by an immune reaction, and hepatitis C appears to be one of the triggers that can set it off.
Signs of Advanced Liver Damage
When hepatitis C goes untreated for years or decades, it can cause cirrhosis, or severe scarring of the liver. Cirrhosis produces its own set of visible changes that are often the first clue someone has been living with undiagnosed hepatitis C for a long time.
Spider Angiomas
These are small, red-to-purple dots on the skin with thin red lines radiating outward from the center, resembling tiny spider webs. Each one is typically less than half a centimeter across. A useful identifying feature: if you press your finger on the central dot, the entire mark disappears, then reappears when you release the pressure. A single spider angioma is common and harmless in healthy people, but multiple spider angiomas, especially on the chest, face, or upper arms, can signal that the liver isn’t functioning well.
Palmar Erythema
This is a persistent reddening of the palms, particularly along the base of the thumb and the outer edge of the hand. It occurs because cirrhosis alters hormone levels in the body, causing small blood vessels in the palms to dilate. The redness is warm to the touch and doesn’t fade with normal changes in temperature or activity.
Ascites and Abdominal Swelling
In more advanced cirrhosis, fluid can accumulate in the abdomen, a condition called ascites. The belly may appear visibly distended and feel tight or heavy. This happens because scarring in the liver increases pressure in the blood vessels that drain the digestive organs, forcing fluid to leak into the abdominal cavity. Mild ascites may only be detectable on an ultrasound, but severe cases are unmistakable visually.
What the Liver Itself Looks Like
On imaging, a liver affected by chronic hepatitis C looks different from a healthy one. A healthy liver has a smooth surface and uniform texture on ultrasound. As hepatitis C progresses to cirrhosis, the liver surface becomes nodular and irregular. The organ may also change shape, with some lobes shrinking while others enlarge disproportionately. The spleen often enlarges as well, and abnormal blood vessels called varices can develop around the esophagus and stomach as blood finds alternative routes around the scarred liver. Even after successful antiviral treatment, some of these structural changes on imaging persist for a long time.
Who Should Get Tested
Because hepatitis C so rarely announces itself visually, testing is the only reliable way to find it. Beyond the universal recommendation for all adults, the CDC specifically recommends testing for people who have ever injected drugs or shared needles, people living with HIV, anyone who received a blood transfusion or organ transplant before July 1992, and people who received clotting factor products before 1987. Healthcare workers exposed to blood through needlesticks should also be tested, along with infants born to mothers with hepatitis C. People who currently inject drugs should get tested periodically, not just once.
If none of those categories apply but you’re still curious or concerned, you’re entitled to a test simply by asking. The CDC guidelines explicitly note that clinicians should test anyone who requests it, because people may not want to disclose their risk factors.