D553-char group
Anaemia due to enzyme disorders
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
Coding guidance (WHO 2019)
Excl.: drug-induced enzyme deficiency anaemia (D59.2)
Codes within D55
D55.0Anaemia due to glucose-6-phosphate dehydrogenase [G6PD] deficiencyD55.1Anaemia due to other disorders of glutathione metabolismD55.2Anaemia due to disorders of glycolytic enzymesD55.3Anaemia due to disorders of nucleotide metabolismD55.8Other anaemias due to enzyme disordersD55.9Anaemia due to enzyme disorder, unspecified