People who have experienced chronic abdominal pain, diarrhea, fever, weight loss, and anemia may be examined for signs of Crohn's disease. In addition to a complete medical history and physical examination, diagnostic procedures for Crohn's disease may include: Blood tests.
The differential diagnosis of lymphocytopenia includes: 1  Infections, acute General acute infections. 2  Immunodeficiency AIDS. 3  Immune Systemic lupus erythematosis. 4  Endocrine ACTH. 5  Lymphatic circulation defects Intestinal lymphangectasia. 6  Medications Corticosteroids. 7  Miscellaneous Renal failure.
Lymphocytosis - Causes. 1  Lymphocytosis is a feature of infection, particularly in children. 2  Causes of absolute lymphocytosis include... 3  acute viral infections, such as infectious mononucleosis [3] (glandular fever), hepatitis [3] and Cytomegalovirus infection [3] 4  other acute infections such as pertussis [3]