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| Fig 1: Sideroblastic Anaemia |
→ Accumulates in mitochondria → Poisoned
→ Iron granules lying in a ring around
erythroblast nucleus → Ring sideroblast
CAUSES
CONGENITAL •X •Rare •Pyridoxine responsive
ACQUIRED 1º •Myelodysplastic dis
2º •Malignancy
•Alcohol
•CTD
•Heavy metal poisoning
•Isoniazid
•Chloramphenicol
INVESTIGATIONS
•↓/n/↑ MCV
BLOOD FILM •Dimorphic (normal & microcytic)
•Ring sideroblasts (normoblasts + iron around nucleus)
MANAGEMENT
•Pyridoxine
•Iron chelation
Further Reading | Fig 1
