A 64 year old male has been your patient for several years. He is a former smoker. He presents to your clinic with complaints of fatigue and "just not feeling well" for the last few days. His exam is normal. His blood pressure is well controlled. His medications include: Ramipril 5mg po daily, Simvistatin 20mg daily, ASA 81mg po daily. Total cholesterol=158, LDL=76, HDL=55 and Triglycerides=114. BP= 130/72 HR 65, RR=18, Temp= 98.1. What should be done next?
a. order a CBC and consider waiting a few days if normal
b. inquire about feelings of depression and hopelessness
c. order a CBC, metabolic panel, TSH and urinalysis
d. Order B12 level, TSH, CBC and chest xray