dark urine

dark urine, nausea, poor appetite, yellow color of skin or eyes

Hepatitis is inflammation of the liver. Several different viruses cause viral hepatitis. They are named the hepatitis A, B, C, D, and E viruses. ... 

dizziness, passing out, vomiting, weakness

Dehydration (hypohydration) is the removal of water (hydro in ancient Greek) from an object. Medically, condition in which the body contains an insufficient volume of water for normal functioning. ... 

cramping abdominal pain, nausea, stomach pain, vomiting

In medicine, gallstones (choleliths) are crystalline bodies formed within the body by accretion or concretion of normal or abnormal bile components. ... 

nausea, poor appetite, stomach pain, upper abdominal pain

Hepatitis A (formerly known as infectious hepatitis) is an acute infectious liver disease caused by the hepatovirus hepatitis A virus. Most commonly transmitted by the orofecal route, such as contaminated food, hepatitis A does not typically have a chronic stage and will not cause permanent liver damage. The patient's immune system makes antibodies against hepatitis A that confer immunity against future infection. A vaccine is available that will prevent infection from hepatitis A for approximately 15-30 years. ... 

change in urine color, dark urine, yellow color of skin or eyes

Hepatitis B is an inflammation of the liver and is caused by the Hepatitis B virus (HBV), a member of the Hepadnavirus family and one of hundreds of unrelated viral species which cause viral hepatitis. It was originally known as "serum hepatitis" and has caused current epidemics in parts of Asia and Africa. Hepatitis B is recognized as endemic in China and various other parts of Asia. The proportion of the world's population currently infected with the virus is 3 to 6%, but up to a third have been exposed. Symptoms of the acute illness caused by the virus include liver inflammation, vomiting, jaundice, and rarely, death. Chronic hepatitis B may cause liver cirrhosis which may then lead to liver cancer, a fatal disease with very poor response to current chemotherapy. ... 

change in urine color, dark urine, upper abdominal pain, yellow color of skin or eyes

Hepatitis C is a blood-borne, infectious, viral disease that is caused by a hepatotropic virus called Hepatitis C virus (HCV). The infection can cause liver inflammation that is often asymptomatic, but ensuing chronic hepatitis can result later in cirrhosis (fibrotic scarring of the liver) and liver cancer. ... 

absent menstrual periods, muscle cramps, pain in arm(s), pain in leg(s)

puffy face, stomach pain, upper abdominal pain, vomiting

difficulty swallowing, fatigue, pain in neck, sore throat

The Epstein-Barr virus (EBV), also called Human herpesvirus 4 (HHV-4), is a virus of the herpes family (which includes Herpes simplex virus and Cytomegalovirus), and is one of the most common viruses in humans. Most people become infected with EBV, which is often asymptomatic but commonly causes infectious mononucleosis. It is named after Michael Epstein and Yvonne Barr, who together with Bert Achong discovered the virus in 1964. ... 

pain in neck, sore throat, stomach pain, upper abdominal pain

Infectious mononucleosis, (also known as the kissing disease, or Pfeiffer's disease, in North America as mono, and more commonly known as glandular fever in other English-speaking countries), is a disease seen most commonly in adolescents and young adults, characterized in teenagers by fever, sore throat, muscle soreness, and fatigue. Mono typically produces a very mild illness in small children. White patches on the tonsils or in the back of the throat may also be seen, (resembling strep throat). Mononucleosis is usually caused by the Epstein-Barr virus (EBV), which infects B cells (B-lymphocytes), producing a reactive lymphocytosis and atypical T cells (T-lymphocytes) known as Downey bodies. ...