ALB and obesity due to melanocortin 4 receptor deficiency: The correlation of abnormal albumin and total protein values with BMI revealed that, of the 12 patients with decreased values in both parameters, only 1 (8.4%) was in the normal weight range, while 91.6% were overweight, of 7 (58.4%) were overweight, 2 (16.7%) had class 1 obesity, and 2 (16.7%) had class 2 obesity.