Tay-Sachs disease (TSD) is a fatal condition caused by a deficiency of the enzyme hexosaminidase A (Hex-A).
The gene that is defective in Fabry's disease causes a deficiency of the enzyme alpha-galactosidase A.
The genetic defect causes a deficiency of the enzyme glucocerebrosidase that is responsible for breaking down a certain type of fat and releasing it from fat cells.
Wolman's disease is caused by a genetic defect (with a recessive pattern of inheritance) that results in deficiency of an enzyme that breaks down cholesterol.
No obesity causes deficiency disease x
Tay-Sachs disease (TSD) is a fatal condition caused by a deficiency of the enzyme hexosaminidase A (Hex-A).
Tay-Sachs disease
Krabbe's disease is caused by a deficiency of the enzyme galactoside beta-galactosidase.
A deficiency of insulin causes diabetes mellitus.
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Secondary deficiencies are caused by a disease or disorder of the intestinal tract, and disappear when the disease is treated.
In Tay-Sachs disease, a mutation that affects the alpha subunit of the enzyme causes a deficiency in HexA. Sandhoff disease is caused by mutations that affect the beta subunit, rendering both the HexA and HexB enzymes deficient.
A deficiency of iodine causes the disease goiter.
Refsum's disease is caused by a deficiency of phytanic acid hydroxylase, an enzyme that breaks down a fatty acid called phytanic acid.