Undetected vitamin B12 deficiency due to false normal assay results.
Transfusion Service, Haemophilia Centre and Haematology Department, Castelfranco Veneto Hospital, Castelfranco Veneto, Veneto, Italy.
Elisabetta
E
Scarpa
Transfusion Service, Haemophilia Centre and Haematology Department, Castelfranco Veneto Hospital, Castelfranco Veneto, Veneto, Italy.
Laura
L
Candiotto
Transfusion Service, Haemophilia Centre and Haematology Department, Castelfranco Veneto Hospital, Castelfranco Veneto, Veneto, Italy.
Roberto
R
Sartori
Transfusion Service, Haemophilia Centre and Haematology Department, Castelfranco Veneto Hospital, Castelfranco Veneto, Veneto, Italy.
Paolo
P
Radossi
Transfusion Service, Haemophilia Centre and Haematology Department, Castelfranco Veneto Hospital, Castelfranco Veneto, Veneto, Italy.
Nilla
N
Maschio
Transfusion Service, Haemophilia Centre and Haematology Department, Castelfranco Veneto Hospital, Castelfranco Veneto, Veneto, Italy.
Giuseppe
G
Tagariello
D005189:False Positive Reactions; D005260:Female; D006801:Humans; D008875:Middle Aged; D014806:Vitamin B 12 Deficiency / Q000097:blood* / Q000175:diagnosis*