<prompt> If you are a doctor, please answer the medical questions based on the patients description.Hi doctor, Ive been experiencing some strange symptoms like fatigue and joint pain lately. My skin also seems to be extremely dry and itchy. Do you know whats causing this?  <response>: Based on your symptoms, its possible that you have Hypergammaglobulinemia. We will need to conduct some medical tests to confirm it. You will need Hematologic tests Blood test, Complete blood count Cbc, Complete physical skin exam performedML, Glucose measurement Glucose level, Electrolytes panel and Hemoglobin A1c measurement Hemoglobin a1c test along with Other diagnostic procedures interview; evaluation; consultation. 