Identical to the classical form of galactosemia
involving gastrointestinal (vomiting, feeding difficulties, failure to thrive, jaundice,
hepatomegaly, hypoglycemia, ascites, splenomegaly, hepatic cirrhosis) and
central nervous system (sensorineural deafness, lethargy, irritability, hypotonia, mental
retardation, language, cognitive, and developmental delay). Fanconi syndrome (vomiting,
dehydration, weakness, unexplained fever, anorexia, constipation,
polydipsia, and polyuria). Cataract can also be present.