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Vital Signs and Remedies for a Full Spectrum World
by Roxanne Nelson

10 July 2008

Errors of the Trade

A lot of news about more babies getting hit with heparin overdoses. But as much of the news in the popular media, the information is incomplete and vague. I’m assuming that since it’s for a general audience, they assume that the public is too stupid to understand anything more detailed.

From the Wall Street Journal:

This time, it’s more infant overdoses: 17 babies at a Texas hospital got too much of the blood thinner; one has died, though hospital officials told CNN that it remains unclear whether the heparin contributed. Nurses keeping IV lines clear apparently used 10,000 units of heparin instead of 10, and the error wasn’t caught until two days later.

What kind of IV lines are they talking about? No one routinely flushes an IV line with heparin, unless it’s an arterial line. And even then, a tiny amount of heparin is mixed in with the IV solution, and that is normally done by the pharmacy. So what kind of lines are they flushing? Hep locks? That would only take a minute amount of fluid to flush through.

It would be nice if they actually explained what happened. Did the nurses add the heparin to the IV solution that was running through an arterial line and make an error–like use the wrong concentration? Was the vial mislabeled?

But of course, everyone has an answer for cutting down on medical errors, while ignoring the obvious.

The quality gurus at the Leapfrog Group, a consortium of employers aiming to improve health quality, said the problems underscored safety issues at hospitals across the country.

“Incidents like this are the reason why computerized systems for ordering medication in hospitals has been The Leapfrog Group’s number one safety measure that it urges all hospitals to take,” said Leapfrog CEO Leah Binder in a statement. Studies cited by Leapfrog suggest that computerized systems could cut drug error by 50% to 100%.

They’re not wrong of course, but I got into a “discussion” with a physician at a conference who also thought that computerized systems were the answer to all our prayers. Perhaps the WSJ article might also have told us about the staffing at these hospitals where the errors took place. How many patients did each nurse have? How sick were they? How many hours of mandatory overtime were they working?

Most medical errors are generally caused by a cascade of events that happen that lead up to the error–and since the nurse is at the end of the food chain, she often gets the full blame. Which isn’t to say that nurses shouldn’t pay attention to what they’re doing, but the current working conditions actually encourage errors of all kinds, and no amount of computerized systems is going to make up for lack of staff.

But again, nurses should not be working in unsafe conditions. ICU nurses should not be taking 3 patients (I hear complaining about it, but still the good nurse takes the assignment for the “sake of the patient”), and nurses should refuse mandatory overtime. They should take the time to read the labels of the meds they are giving, and if they get behind in their work, then they need to speak up. If they have to stay over to finish, then demand overtime. I met a nurse once who kept talking about how she could never finish her work on time, and generally had to stay over at least an hour every day to finish charting, but never asked for overtime. Even though her workload made it impossible to leave on time. What a dream nurse she was–every CEO’s dream.

Anyway, these hospital error stories, particularly the ones about heparin, are really getting tiring. How about we hear a story about a hospital that has actually done something about it? Like increased their staffing, makes sure pharmacy double checks what gets stocked on units (especially NICUs), gives nurses safe assignment and “stocks” the units with ancillary staff like clerks, respiratory therapists, aides, etc. Uses a computerized system that is user friendly and that actually makes the nurse’s life easier rather than more difficult? Are there any stories like that around?