 [ Symptoms ] i have been suffering of imbalance exhaustion lack of focus and nervousness [ Disease ] definitely you need more tests and examination but that does not relate to leukopenia as it is common with even acute viral infections and other diseases but for the pain in stomach exhaustion imbalance lack of focus you may need an abdominal usg b vitamins tests thyroid profile do you have any pain in your ears headaches any swelled lymph nodes in neck or thighs