Why Does Thiamine Deficiency Cause Megaloblastic Anemia?
                                
                                
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                                    5 min read                                
                            
                                While commonly associated with deficiencies in B12 or folate, a rare genetic disorder known as Thiamine-Responsive Megaloblastic Anemia (TRMA) syndrome demonstrates a direct link, showing why does thiamine deficiency cause megaloblastic anemia. This condition arises from a malfunction in the body's ability to transport thiamine into cells, impairing critical metabolic pathways essential for DNA synthesis.