What EMS sees at the scene that the medical chart can't tell physicians

A medical chart can tell you a great deal about a patient. It can tell you their diagnoses, their medications, their allergies, their lab values and the names of the specialists they have seen. But a chart cannot tell you what the room looked like when someone called 911.

It cannot show you the half-empty pill bottle on the kitchen table, the walker tucked into a corner even though the patient says they normally walk without help, or the worried spouse standing in the doorway saying, "He was completely normal an hour ago." That part of the story often belongs to EMS.

By the time a patient reaches the emergency department, the scene where the emergency began is already gone. The patient has been moved. Family members may not have arrived. Medications have been separated from the cabinets where they were found. A patient who was frightened, confused or severely short of breath at home may look very different after oxygen, medication, fluids or simply the passage of time.

The hospital receives the patient, but EMS often receives the story. And somewhere between the ambulance bay and the hospital bed, pieces of that story can be lost.

This is not because physicians, nurses or EMS clinicians do not care about communication. It is because emergency care is built around speed. EMS crews may have only minutes to give a report before returning to service. Emergency clinicians may be listening while simultaneously examining the patient, reviewing previous records, answering another question and preparing for the next arrival. But the information gathered before the patient reaches the hospital deserves more attention, because some of it may never be available again.

The scene is part of the history

EMS clinicians enter a part of medicine that most physicians never see: the place where patients actually live. Sometimes that adds very little, but other times it changes the entire context of the encounter.

Imagine an older patient arriving at the emergency department with altered mental status. The patient cannot provide a reliable history, and the electronic medical record contains a medication list accumulated over years. The ambulance crew may know something the chart does not.

Perhaps the patient's daughter said he had been making breakfast normally at 8 a.m. before suddenly becoming confused. Perhaps several prescription bottles were found open on the table. Perhaps a caregiver said he usually walks independently, but EMS found him unable to stand. None of those observations makes a diagnosis on its own, but they change the questions clinicians ask.

The same is true for falls, syncope, seizures, overdoses, respiratory distress and suspected stroke. Was the patient found at the bottom of a staircase or beside the bed? Was there evidence of vomiting? Did a family member actually witness seizure-like activity, or did they find the patient afterward? Did the symptoms appear suddenly or gradually? Did the patient improve during transport? Once the patient leaves the scene, some of these details become difficult, and sometimes impossible, to reconstruct.

A medication list is not always a medication history

Electronic records are invaluable, but they reflect what has been documented. They do not always reflect what is happening inside a patient's home.

EMS may see a pill organizer that has not been touched for several days. A prescribed medication may still appear in the chart even though the patient stopped taking it months ago. There may be several bottles of the same medication with different doses. Or the patient may insist they take "the little white pill," while the actual bottles on the counter tell a more complicated story.

An ambulance crew is not performing a formal medication reconciliation, nor should that be the expectation. But what is observed in the home can point clinicians toward discrepancies worth investigating, especially when the patient is critically ill, confused or unable to communicate. Sometimes the most useful medication history begins not with the medication list, but with what was actually found beside the patient.

"What is normal for this person?"

One of the simplest questions in medicine is also one of the most useful: What is this patient normally like?

A confused patient may have advanced dementia, or they may normally be fully oriented and independent. A patient who cannot walk may use a wheelchair every day, or they may have been walking around the house that morning. A patient who is barely speaking may have a chronic neurologic deficit, or their family may tell EMS that they were carrying on a normal conversation 20 minutes earlier.

The physical examination tells us what a patient can do now. The people who know that patient, and often the EMS personnel who speak with them first, can tell us how different "now" is from normal. That difference matters.

The handoff should preserve what cannot be recreated

The EMS handoff is often viewed as the moment when responsibility changes hands, but it is also the moment when context can either survive or disappear.

A useful prehospital report does not need to recount every detail of the call. It should preserve the information that the receiving team would otherwise have difficulty obtaining: what happened before EMS arrived, what witnesses saw, what was observed in the environment, how the patient's condition changed and how the patient responded to treatment.

Receiving clinicians can help by asking a very simple question after the standard report: "Was there anything you saw or learned on scene that you think we should know?"

That question may produce nothing new. But it may also reveal that the patient had been living alone despite progressive weakness, that there were multiple empty alcohol bottles beside the bed, that the family said the patient had refused medications for several days or that the patient initially had a neurologic deficit that improved during transport. Those observations may not fit neatly into a standard handoff template, but they can still matter.

EMS clinicians, in turn, can make those details more useful by separating what they personally observed from what someone else reported. "The daughter says he was walking normally at 8 a.m." is more useful than "patient was normal earlier," and "The bottle was empty when we arrived" is different from "the patient probably took all of the medication." Small differences in language preserve the distinction between observation and interpretation.

The written prehospital record matters, too

Not everything can be communicated verbally. Prehospital care reports can contain details that become especially valuable later: the patient's earliest vital signs, the progression of symptoms, treatment response, witness accounts and observations from the scene. But documentation is only useful if clinicians can find it.

In many health care systems, EMS documentation and hospital records still exist in separate technological worlds. Reports may be delayed, difficult to locate or buried in parts of the electronic record that clinicians do not routinely review.

Better integration between prehospital records and hospital electronic health records would not eliminate the need for a strong verbal handoff. It would support it. The goal is not to flood clinicians with more information, but to make the right information easier to preserve.

The patient begins before the hospital doors

Medicine is often divided by location: the ambulance, the emergency department, the inpatient floor, the primary care office. The patient, of course, experiences none of those divisions. Their illness is one continuous story, and EMS happens to meet that story earlier than most of the health care system.

We see the chair they could not get out of. We speak to the family member who noticed something was wrong. We see which medications are actually sitting on the table. We may watch symptoms evolve minute by minute while the hospital is still preparing for the patient's arrival.

That perspective does not replace the work that happens in the emergency department or anywhere else. It adds to it.

And once the ambulance doors close and the patient is moved into a hospital bed, there is no way to return to the scene exactly as it was. The room is gone. The moment is gone. The witnesses may leave. The patient may change. The story should not disappear with them.

Alexander Pietraru is a Cornell University undergraduate and EMT in upstate New York.