Hepatitis a, also known as viral hepatitis, type a, is related to hepatitis e and severe cutaneous adverse reaction, and has symptoms including fever, fatigue and loss of appetite. An important gene associated with Hepatitis a is HAVCR1 (Hepatitis A Virus Cellular Receptor 1), and among its related pathways/superpathways are Infectious disease and Innate Immune System. The drugs Lenograstim and Azathioprine have been mentioned in the context of this disorder. Affiliated tissues include liver and t cells, and related phenotypes are neoplasm and normal