Causes of low globulin level can be caused by malnutrition, liver disease, severe burns, or severe kidney disease.
However, the globulin is just below the low threshold - it may be worth repeating to ensure this isn't lab error.
These options can be discussed with your personal physician.
Followup with your personal physician is essential.
This answer is not intended as and does not substitute for medical advice - the information presented is for patient education only. Please see your personal physician for further evaluation of your individual case.
Kevin, M.D.
kevinmd_b