My daughter, 16, has these symptoms: insomnia weight loss fatigue irritability blood in her urine benign lump on her thyroid through ultrasound she was just diagnosed with mono last week, but these symptoms have been ongoing to the past 7 months. Have been referred, by her pediatrician, to a sleep specialist, she tried to reset her sleep pattern...epic fail. She is now seeing a GP and she found the lump on thyroid. Sent to pediatric endocronoligist and blood work came back negative. Things are getting worse, not better.