The phlebotomist may have a disease that the patient does not. The two individual’s blood may mix and the patient may get a false-positive result because of the phlebotomist’s blood mixing with the specialist’s. Imagine the fear that would be experienced by getting a false result because of a little accident such as that. This is the ultimate reason why people in this profession must keep a clean practice.
A perfect technique is also extremely important to be involved in this profession (“Phlebotomy Technician Training Program”). If someone handling a needle is not careful, it is very easy to miss a vein for the simple fact the vessel is extremely thin and can sometimes move when trying to puncture it. The exact definition of phlebotomy from the Medical Encyclopedia is as follows: an incision or needle puncture of a vein to withdraw blood, either for therapeutic purposes or to collect blood, as at a blood bank