What should you know about the effect of dengue on the liver?

During dengue, the immune response and the infection itself can place stress on liver cells. This may cause discomfort in the upper right abdomen, nausea, poor appetite, or unusual tiredness, although liver involvement can also cause no noticeable symptoms. A fever, headache, chills, muscle aches, or joint pain can occur with dengue but does not show how well the liver is working.

Clinicians may check liver-related blood tests alongside blood counts and other assessments. An abnormal result does not by itself predict the outcome. The pattern of results, hydration, bleeding symptoms, mental alertness, and the overall course of illness all matter.

Arrange prompt medical review if dengue is suspected or confirmed, especially if you have known liver disease or take regular medicines. Drink fluids as advised, rest, and keep a record of fever, vomiting, abdominal discomfort, urine, and medicines. Do not start painkillers, supplements, or herbal products without checking first, because some can irritate the liver or increase bleeding risk.

Ask whether you need repeat blood tests and whether any current medicine should be paused or changed. Avoid alcohol while you are unwell and until your clinician says it is appropriate to resume.

Go to emergency care for severe or worsening abdominal pain, repeated vomiting, yellowing of the eyes or skin, unusual bleeding, black stools, confusion, extreme sleepiness, fainting, trouble breathing, or very little urine. These signs can indicate serious illness and should not be monitored at home.

Seek help promptly if you cannot drink, become increasingly weak, or symptoms worsen as the fever improves. Bring a list of medicines and any recent test results if available.

Ask what your liver tests show, whether they need repeating, which medicines and foods to avoid, how much fluid is suitable, and which symptoms should take you directly to hospital.