Complex sentence: Glucose-6-phosphate dehydrogenase deficiency is an X-linked recessive hereditary disease characterised by abnormally low levels of glucose-6-phosphate dehydrogenase (abbreviated G6PD or G6PDH), a metabolic enzyme involved in the pentose phosphate pathway, especially important in red blood cell metabolism.
Split into simpler sentences: Glucose-6-phosphate dehydrogenase deficiency is an X-linked recessive hereditary disease characterised by abnormally low levels of the glucose-6-phosphate dehydrogenase enzyme (abbreviated G6PD or G6PDH). It is a metabolic enzyme involved in the pentose phosphate pathway, especially important in red blood cell metabolism.