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.
After diagnosis, individuals with atypical PKAN are recommended to get the following evaluations to determine the extent of their disease: 1  Neurologic examination for dystonia, rigidity, and spasticity, and parkinsonism. 2  Evaluation of ambulation and speech. 3  Developmental assessment.