Going to the emergency room usually means something feels serious. You expect the doctors and nurses to listen, evaluate your symptoms, and decide whether you need more treatment before you leave.

But sometimes, a patient is sent home and then gets much worse. They may return to the ER hours or days later with a serious infection, stroke, heart problem, internal bleeding, or another condition that should have been addressed sooner.

If this happened to you or someone you love, you may be wondering whether the ER made a mistake and whether you have legal options. The answer depends on what the medical team knew, what they should have done under accepted medical standards, and whether the discharge caused preventable harm.

Can You Sue If the ER Sent You Home and You Got Worse?

Yes, you may be able to sue if the ER sent you home and your condition got worse. But getting worse after discharge does not automatically mean you have a medical malpractice claim.

To bring a case, you generally need to show that the emergency room failed to provide proper care, and that this failure caused harm that could have been avoided.

Emergency rooms are busy and fast-moving, but medical providers still have a duty to take symptoms seriously. That may include reviewing your medical history, checking vital signs, ordering tests, reading results correctly, consulting other providers, or admitting you for observation when necessary.

When Is an ER Discharge Medical Malpractice?

An ER discharge may be medical malpractice when a patient is sent home despite signs that more care was needed. The key question is whether a reasonably careful emergency provider would have done something differently under the same circumstances.

This may include situations involving:

• Missed signs of a heart attack or stroke
• Failure to diagnose an infection or sepsis
• Ignoring abnormal vital signs
• Not ordering needed blood work, imaging, or other tests
• Misreading test results
• Discharging a patient despite worsening symptoms
• Giving instructions that did not match the patient’s condition

Not every early discharge is negligent. Some conditions are difficult to diagnose, and symptoms can change after a patient leaves. But if the ER ignored clear warning signs or failed to follow basic medical standards, there may be a valid claim.

What Are Common Conditions Missed in the ER?

Many ER malpractice cases involve time-sensitive medical problems. When these conditions are not diagnosed quickly, the patient may lose the chance for earlier treatment.

Common examples include:

Heart Attacks

Chest pain, shortness of breath, nausea, pain in the arm, shoulder, or back, sweating, or unusual fatigue can all be signs of a heart attack. If an ER fails to order proper testing or sends a patient home too soon, the delay may lead to serious injury or death.

Strokes

Stroke symptoms may include weakness, confusion, facial drooping, trouble speaking, vision changes, dizziness, or a severe headache. A delayed stroke diagnosis can limit treatment options and increase the risk of permanent brain damage.

Infections and Sepsis

A serious infection can become life-threatening if it is not treated quickly. Fever, abnormal blood pressure, fast heart rate, confusion, or abnormal lab results may be warning signs that should not be ignored.

Internal Bleeding or Blood Clots

Abdominal pain, chest pain, leg swelling, shortness of breath, fainting, or unexplained weakness may point to serious internal problems. If these symptoms are dismissed, a serious internal condition may go untreated and the patient’s health may rapidly decline.

How Do You Know If the ER Was Negligent?

It can be hard to know on your own whether the ER made a mistake. Many patients only realize something may have gone wrong after they are later hospitalized or diagnosed with a serious condition.

Certain warning signs may suggest that the discharge should be reviewed:

• You returned to the ER soon after being sent home
• A later doctor diagnosed a serious condition
• Your symptoms were documented but not addressed
• Your vital signs were abnormal when you were discharged
• Test results were delayed, ignored, or misread
• You were told nothing serious was wrong, but your condition quickly worsened

These facts do not prove malpractice by themselves. But they may raise important questions about whether the ER team missed something that should have been caught.

What Evidence Matters in an ER Malpractice Case?

Medical records are often the most important evidence. They can show what symptoms were reported, what tests were ordered, what the results showed, and why the ER decided to send the patient home.

A lawyer may review:

• ER notes from doctors and nurses
• Vital sign records
• Lab results and imaging reports
• Discharge instructions
• Medication records
• EMS reports
• Records from a return ER visit or later hospitalization
• Statements from family members or other witnesses who observed the patient’s condition

The timeline also matters. If a patient was discharged and then returned in much worse condition, that timeline may help show whether earlier treatment could have changed the outcome.

Who May Be Responsible for an Unsafe ER Discharge?

Several parties may be responsible when an ER discharge leads to harm. The emergency room doctor may be liable if they failed to evaluate symptoms, order tests, consult a specialist, or admit the patient when needed.

Nurses and other hospital staff may also be involved if they failed to report changes, document symptoms, or alert a doctor to concerning signs.

Depending on the circumstances, the hospital may also be responsible if the mistake involved hospital employees, unsafe policies, poor staffing, communication failures, or problems with the discharge process.

These cases often require a close review of the full medical record. A Pennsylvania medical malpractice lawyer can help determine who was involved and whether the care fell below accepted standards.

What Should You Do If You Got Worse After Leaving the ER?

If your symptoms are getting worse after an ER visit, seek medical attention right away. Do not wait to see whether the problem improves on its own.

Once your immediate medical needs are addressed, take steps to protect your rights:

1. Keep Your Discharge Papers: These may show what diagnosis you were given and what instructions you received.
2. Request Your Medical Records: ER records can help show what happened during the visit.
3. Write Down the Timeline: Include when symptoms started, what you told the ER, when you were discharged, and when your condition worsened.
4. Save Follow-Up Records: Records from later treatment may show what the ER missed.
5. Speak With a Lawyer: An ER malpractice lawyer can review whether the discharge may have been negligent.

Acting quickly can help preserve key details. Pennsylvania medical malpractice cases may involve strict deadlines, so it is worth asking questions sooner rather than later.

Talk to Lowenthal & Abrams About a Possible ER Malpractice Claim

Being sent home from the ER and then getting worse can leave you with serious questions. You may want to know whether your symptoms were ignored, whether more testing should have been done, or whether an earlier diagnosis could have prevented what happened.

At Lowenthal & Abrams, P.C., we help patients and families review medical records and understand whether proper care was provided. Our team works with medical professionals to examine what happened and identify possible mistakes.

Contact us today for a free consultation. Let’s talk about your experience and what options may be available to you.