Novel frameshift mutation causes early termination of the thyroxine-binding globulin protein and complete thyroxine-binding globulin deficiency in a Chinese family: A case report

Figure 1 Pedigree showing the genotype and thyroid function test results of the proband’s family. The results of thyroid function tests are aligned below each individual. Abnormal values are indicated in bold. Low values are marked with a downward arrow, and undetectable values are marked in red.