| GALACTOSEMIA II (GALK-D) | |
| GALAKTOKINASE DEFICIENCY; GALACTOKINASE DEFICIENCY | |
| 230200 OMIM = Online Mendelian Inheritance of Men | |
| 352 | |
| galactokinase | |
| 2.7.1.6 | |
| 17q25.1 | |
| E74.2 | |
| rare (<1:100000) autosomal recessive mutation in the GALK1 gene | |
| Laboratory findings | D-Galactose inc (plasma) D-Galactose inc (urine) Galactitol inc (urine) Galactokinase dec (erythrocytes) reducing substances, urine (Clinitest) inc (urine) | 
| Symptoms | cataract pseudotumor cerebri mental retardation nystagmus onset, infancy psychomotor retardation speech development, delayed, abnormal |