Below is an instruction that describes a task. Write a response that appropriately completes the request.

### Instruction:
What could be the possible symptoms of infectious mononucleosis?

### Response:
The possible symptoms of infectious mononucleosis include fever, sore throat, swollen lymph nodes, fatigue, headache, muscle aches, upper respiratory symptoms, enlargement of the spleen and/or liver, skin rash and other neurological symptoms. Other less common symptoms may include jaundice, abdominal pain, diarrhea and often splenomegaly.